Methods Summary |
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public boolean | allProceduresAreCallable()Retrieves whether the current user can call all the procedures
returned by the method getProcedures .
return databaseMetaData.allProceduresAreCallable();
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public boolean | allTablesAreSelectable()Retrieves whether the current user can use all the tables returned
by the method getTables in a SELECT
statement.
return databaseMetaData.allTablesAreSelectable();
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public boolean | dataDefinitionCausesTransactionCommit()Retrieves whether a data definition statement within a transaction forces
the transaction to commit.
return databaseMetaData.dataDefinitionCausesTransactionCommit();
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public boolean | dataDefinitionIgnoredInTransactions()Retrieves whether this database ignores a data definition statement
within a transaction.
return databaseMetaData.dataDefinitionIgnoredInTransactions();
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public boolean | deletesAreDetected(int type)Retrieves whether or not a visible row delete can be detected by
calling the method ResultSet.rowDeleted . If the method
deletesAreDetected returns false , it means that
deleted rows are removed from the result set.
return databaseMetaData.deletesAreDetected(type);
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public boolean | doesMaxRowSizeIncludeBlobs()Retrieves whether the return value for the method
getMaxRowSize includes the SQL data types
LONGVARCHAR and LONGVARBINARY .
return databaseMetaData.doesMaxRowSizeIncludeBlobs();
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public java.sql.Connection | getActualConnection()Returns the actual connection that produced this metadata object
return databaseMetaData.getConnection();
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public java.sql.ResultSet | getAttributes(java.lang.String catalog, java.lang.String schemaPattern, java.lang.String typeNamePattern, java.lang.String attributeNamePattern)Retrieves a description of the given attribute of the given type
for a user-defined type (UDT) that is available in the given schema
and catalog.
Descriptions are returned only for attributes of UDTs matching the
catalog, schema, type, and attribute name criteria. They are ordered by
TYPE_SCHEM, TYPE_NAME and ORDINAL_POSITION. This description
does not contain inherited attributes.
The ResultSet object that is returned has the following
columns:
- TYPE_CAT String => type catalog (may be
null )
- TYPE_SCHEM String => type schema (may be
null )
- TYPE_NAME String => type name
- ATTR_NAME String => attribute name
- DATA_TYPE int => attribute type SQL type from java.sql.Types
- ATTR_TYPE_NAME String => Data source dependent type name.
For a UDT, the type name is fully qualified. For a REF, the type name is
fully qualified and represents the target type of the reference type.
- ATTR_SIZE int => column size. For char or date
types this is the maximum number of characters; for numeric or
decimal types this is precision.
- DECIMAL_DIGITS int => the number of fractional digits
- NUM_PREC_RADIX int => Radix (typically either 10 or 2)
- NULLABLE int => whether NULL is allowed
- attributeNoNulls - might not allow NULL values
- attributeNullable - definitely allows NULL values
- attributeNullableUnknown - nullability unknown
- REMARKS String => comment describing column (may be
null )
- ATTR_DEF String => default value (may be
null )
- SQL_DATA_TYPE int => unused
- SQL_DATETIME_SUB int => unused
- CHAR_OCTET_LENGTH int => for char types the
maximum number of bytes in the column
- ORDINAL_POSITION int => index of column in table
(starting at 1)
- IS_NULLABLE String => "NO" means column definitely
does not allow NULL values; "YES" means the column might
allow NULL values. An empty string means unknown.
- SCOPE_CATALOG String => catalog of table that is the
scope of a reference attribute (
null if DATA_TYPE isn't REF)
- SCOPE_SCHEMA String => schema of table that is the
scope of a reference attribute (
null if DATA_TYPE isn't REF)
- SCOPE_TABLE String => table name that is the scope of a
reference attribute (
null if the DATA_TYPE isn't REF)
- SOURCE_DATA_TYPE short => source type of a distinct type or user-generated
Ref type,SQL type from java.sql.Types (
null if DATA_TYPE
isn't DISTINCT or user-generated REF)
return databaseMetaData.getAttributes(catalog, schemaPattern, typeNamePattern, attributeNamePattern);
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public java.sql.ResultSet | getBestRowIdentifier(java.lang.String catalog, java.lang.String schema, java.lang.String table, int scope, boolean nullable)Retrieves a description of a table's optimal set of columns that
uniquely identifies a row. They are ordered by SCOPE.
Each column description has the following columns:
- SCOPE short => actual scope of result
- bestRowTemporary - very temporary, while using row
- bestRowTransaction - valid for remainder of current transaction
- bestRowSession - valid for remainder of current session
- COLUMN_NAME String => column name
- DATA_TYPE int => SQL data type from java.sql.Types
- TYPE_NAME String => Data source dependent type name,
for a UDT the type name is fully qualified
- COLUMN_SIZE int => precision
- BUFFER_LENGTH int => not used
- DECIMAL_DIGITS short => scale
- PSEUDO_COLUMN short => is this a pseudo column
like an Oracle ROWID
- bestRowUnknown - may or may not be pseudo column
- bestRowNotPseudo - is NOT a pseudo column
- bestRowPseudo - is a pseudo column
return databaseMetaData.getBestRowIdentifier(catalog, schema, table, scope, nullable);
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public java.lang.String | getCatalogSeparator()Retrieves the String that this database uses as the
separator between a catalog and table name.
return databaseMetaData.getCatalogSeparator();
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public java.lang.String | getCatalogTerm()Retrieves the database vendor's preferred term for "catalog".
return databaseMetaData.getCatalogTerm();
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public java.sql.ResultSet | getCatalogs()Retrieves the catalog names available in this database. The results
are ordered by catalog name.
The catalog column is:
- TABLE_CAT String => catalog name
return databaseMetaData.getCatalogs();
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public java.sql.ResultSet | getColumnPrivileges(java.lang.String catalog, java.lang.String schema, java.lang.String table, java.lang.String columnNamePattern)Retrieves a description of the access rights for a table's columns.
Only privileges matching the column name criteria are
returned. They are ordered by COLUMN_NAME and PRIVILEGE.
Each privilige description has the following columns:
- TABLE_CAT String => table catalog (may be
null )
- TABLE_SCHEM String => table schema (may be
null )
- TABLE_NAME String => table name
- COLUMN_NAME String => column name
- GRANTOR => grantor of access (may be
null )
- GRANTEE String => grantee of access
- PRIVILEGE String => name of access (SELECT,
INSERT, UPDATE, REFRENCES, ...)
- IS_GRANTABLE String => "YES" if grantee is permitted
to grant to others; "NO" if not;
null if unknown
return databaseMetaData.getColumnPrivileges(catalog, schema, table, columnNamePattern);
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public java.sql.ResultSet | getColumns(java.lang.String catalog, java.lang.String schemaPattern, java.lang.String tableNamePattern, java.lang.String columnNamePattern)Retrieves a description of table columns available in
the specified catalog.
Only column descriptions matching the catalog, schema, table
and column name criteria are returned. They are ordered by
TABLE_SCHEM , TABLE_NAME , and
ORDINAL_POSITION .
Each column description has the following columns:
- TABLE_CAT String => table catalog (may be
null )
- TABLE_SCHEM String => table schema (may be
null )
- TABLE_NAME String => table name
- COLUMN_NAME String => column name
- DATA_TYPE int => SQL type from java.sql.Types
- TYPE_NAME String => Data source dependent type name,
for a UDT the type name is fully qualified
- COLUMN_SIZE int => column size. For char or date
types this is the maximum number of characters, for numeric or
decimal types this is precision.
- BUFFER_LENGTH is not used.
- DECIMAL_DIGITS int => the number of fractional digits
- NUM_PREC_RADIX int => Radix (typically either 10 or 2)
- NULLABLE int => is NULL allowed.
- columnNoNulls - might not allow
NULL values
- columnNullable - definitely allows
NULL values
- columnNullableUnknown - nullability unknown
- REMARKS String => comment describing column (may be
null )
- COLUMN_DEF String => default value (may be
null )
- SQL_DATA_TYPE int => unused
- SQL_DATETIME_SUB int => unused
- CHAR_OCTET_LENGTH int => for char types the
maximum number of bytes in the column
- ORDINAL_POSITION int => index of column in table
(starting at 1)
- IS_NULLABLE String => "NO" means column definitely
does not allow NULL values; "YES" means the column might
allow NULL values. An empty string means nobody knows.
- SCOPE_CATLOG String => catalog of table that is the scope
of a reference attribute (
null if DATA_TYPE isn't REF)
- SCOPE_SCHEMA String => schema of table that is the scope
of a reference attribute (
null if the DATA_TYPE isn't REF)
- SCOPE_TABLE String => table name that this the scope
of a reference attribure (
null if the DATA_TYPE isn't REF)
- SOURCE_DATA_TYPE short => source type of a distinct type or user-generated
Ref type, SQL type from java.sql.Types (
null if DATA_TYPE
isn't DISTINCT or user-generated REF)
return databaseMetaData.getColumns(catalog, schemaPattern, tableNamePattern, columnNamePattern);
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public java.sql.Connection | getConnection()Retrieves the connection that produced this metadata object.
return connection;
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public java.sql.ResultSet | getCrossReference(java.lang.String primaryCatalog, java.lang.String primarySchema, java.lang.String primaryTable, java.lang.String foreignCatalog, java.lang.String foreignSchema, java.lang.String foreignTable)Retrieves a description of the foreign key columns in the given foreign key
table that reference the primary key columns of the given primary key
table (describe how one table imports another's key). This
should normally return a single foreign key/primary key pair because
most tables import a foreign key from a table only once. They
are ordered by FKTABLE_CAT, FKTABLE_SCHEM, FKTABLE_NAME, and
KEY_SEQ.
Each foreign key column description has the following columns:
- PKTABLE_CAT String => primary key table catalog (may be
null )
- PKTABLE_SCHEM String => primary key table schema (may be
null )
- PKTABLE_NAME String => primary key table name
- PKCOLUMN_NAME String => primary key column name
- FKTABLE_CAT String => foreign key table catalog (may be
null )
being exported (may be null )
- FKTABLE_SCHEM String => foreign key table schema (may be
null )
being exported (may be null )
- FKTABLE_NAME String => foreign key table name
being exported
- FKCOLUMN_NAME String => foreign key column name
being exported
- KEY_SEQ short => sequence number within foreign key
- UPDATE_RULE short => What happens to
foreign key when primary is updated:
- importedNoAction - do not allow update of primary
key if it has been imported
- importedKeyCascade - change imported key to agree
with primary key update
- importedKeySetNull - change imported key to
NULL if
its primary key has been updated
- importedKeySetDefault - change imported key to default values
if its primary key has been updated
- importedKeyRestrict - same as importedKeyNoAction
(for ODBC 2.x compatibility)
- DELETE_RULE short => What happens to
the foreign key when primary is deleted.
- importedKeyNoAction - do not allow delete of primary
key if it has been imported
- importedKeyCascade - delete rows that import a deleted key
- importedKeySetNull - change imported key to
NULL if
its primary key has been deleted
- importedKeyRestrict - same as importedKeyNoAction
(for ODBC 2.x compatibility)
- importedKeySetDefault - change imported key to default if
its primary key has been deleted
- FK_NAME String => foreign key name (may be
null )
- PK_NAME String => primary key name (may be
null )
- DEFERRABILITY short => can the evaluation of foreign key
constraints be deferred until commit
- importedKeyInitiallyDeferred - see SQL92 for definition
- importedKeyInitiallyImmediate - see SQL92 for definition
- importedKeyNotDeferrable - see SQL92 for definition
return databaseMetaData.getCrossReference(primaryCatalog, primarySchema, primaryTable,
foreignCatalog, foreignSchema, foreignTable);
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public int | getDatabaseMajorVersion()Retrieves the major version number of the underlying database.
return databaseMetaData.getDatabaseMajorVersion();
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public int | getDatabaseMinorVersion()Retrieves the minor version number of the underlying database.
return databaseMetaData.getDatabaseMinorVersion();
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public java.lang.String | getDatabaseProductName()Retrieves the name of this database product.
return databaseMetaData.getDatabaseProductName();
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public java.lang.String | getDatabaseProductVersion()Retrieves the version number of this database product.
return databaseMetaData.getDatabaseProductVersion();
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public int | getDefaultTransactionIsolation()Retrieves this database's default transaction isolation level. The
possible values are defined in java.sql.Connection .
return databaseMetaData.getDefaultTransactionIsolation();
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public int | getDriverMajorVersion()Retrieves this JDBC driver's major version number.
return databaseMetaData.getDriverMajorVersion();
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public int | getDriverMinorVersion()Retrieves this JDBC driver's minor version number.
return databaseMetaData.getDriverMinorVersion();
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public java.lang.String | getDriverName()Retrieves the name of this JDBC driver.
return databaseMetaData.getDriverName();
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public java.lang.String | getDriverVersion()Retrieves the version number of this JDBC driver as a String .
return databaseMetaData.getDriverVersion();
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public java.sql.ResultSet | getExportedKeys(java.lang.String catalog, java.lang.String schema, java.lang.String table)Retrieves a description of the foreign key columns that reference the
given table's primary key columns (the foreign keys exported by a
table). They are ordered by FKTABLE_CAT, FKTABLE_SCHEM,
FKTABLE_NAME, and KEY_SEQ.
Each foreign key column description has the following columns:
- PKTABLE_CAT String => primary key table catalog (may be
null )
- PKTABLE_SCHEM String => primary key table schema (may be
null )
- PKTABLE_NAME String => primary key table name
- PKCOLUMN_NAME String => primary key column name
- FKTABLE_CAT String => foreign key table catalog (may be
null )
being exported (may be null )
- FKTABLE_SCHEM String => foreign key table schema (may be
null )
being exported (may be null )
- FKTABLE_NAME String => foreign key table name
being exported
- FKCOLUMN_NAME String => foreign key column name
being exported
- KEY_SEQ short => sequence number within foreign key
- UPDATE_RULE short => What happens to
foreign key when primary is updated:
- importedNoAction - do not allow update of primary
key if it has been imported
- importedKeyCascade - change imported key to agree
with primary key update
- importedKeySetNull - change imported key to
NULL if
its primary key has been updated
- importedKeySetDefault - change imported key to default values
if its primary key has been updated
- importedKeyRestrict - same as importedKeyNoAction
(for ODBC 2.x compatibility)
- DELETE_RULE short => What happens to
the foreign key when primary is deleted.
- importedKeyNoAction - do not allow delete of primary
key if it has been imported
- importedKeyCascade - delete rows that import a deleted key
- importedKeySetNull - change imported key to
NULL if
its primary key has been deleted
- importedKeyRestrict - same as importedKeyNoAction
(for ODBC 2.x compatibility)
- importedKeySetDefault - change imported key to default if
its primary key has been deleted
- FK_NAME String => foreign key name (may be
null )
- PK_NAME String => primary key name (may be
null )
- DEFERRABILITY short => can the evaluation of foreign key
constraints be deferred until commit
- importedKeyInitiallyDeferred - see SQL92 for definition
- importedKeyInitiallyImmediate - see SQL92 for definition
- importedKeyNotDeferrable - see SQL92 for definition
return databaseMetaData.getExportedKeys(catalog, schema, table);
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public java.lang.String | getExtraNameCharacters()Retrieves all the "extra" characters that can be used in unquoted
identifier names (those beyond a-z, A-Z, 0-9 and _).
return databaseMetaData.getExtraNameCharacters();
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public java.lang.String | getIdentifierQuoteString()Retrieves the string used to quote SQL identifiers.
This method returns a space " " if identifier quoting is not supported.
return databaseMetaData.getIdentifierQuoteString();
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public java.sql.ResultSet | getImportedKeys(java.lang.String catalog, java.lang.String schema, java.lang.String table)Retrieves a description of the primary key columns that are
referenced by a table's foreign key columns (the primary keys
imported by a table). They are ordered by PKTABLE_CAT,
PKTABLE_SCHEM, PKTABLE_NAME, and KEY_SEQ.
Each primary key column description has the following columns:
- PKTABLE_CAT String => primary key table catalog
being imported (may be
null )
- PKTABLE_SCHEM String => primary key table schema
being imported (may be
null )
- PKTABLE_NAME String => primary key table name
being imported
- PKCOLUMN_NAME String => primary key column name
being imported
- FKTABLE_CAT String => foreign key table catalog (may be
null )
- FKTABLE_SCHEM String => foreign key table schema (may be
null )
- FKTABLE_NAME String => foreign key table name
- FKCOLUMN_NAME String => foreign key column name
- KEY_SEQ short => sequence number within a foreign key
- UPDATE_RULE short => What happens to a
foreign key when the primary key is updated:
- importedNoAction - do not allow update of primary
key if it has been imported
- importedKeyCascade - change imported key to agree
with primary key update
- importedKeySetNull - change imported key to
NULL
if its primary key has been updated
- importedKeySetDefault - change imported key to default values
if its primary key has been updated
- importedKeyRestrict - same as importedKeyNoAction
(for ODBC 2.x compatibility)
- DELETE_RULE short => What happens to
the foreign key when primary is deleted.
- importedKeyNoAction - do not allow delete of primary
key if it has been imported
- importedKeyCascade - delete rows that import a deleted key
- importedKeySetNull - change imported key to NULL if
its primary key has been deleted
- importedKeyRestrict - same as importedKeyNoAction
(for ODBC 2.x compatibility)
- importedKeySetDefault - change imported key to default if
its primary key has been deleted
- FK_NAME String => foreign key name (may be
null )
- PK_NAME String => primary key name (may be
null )
- DEFERRABILITY short => can the evaluation of foreign key
constraints be deferred until commit
- importedKeyInitiallyDeferred - see SQL92 for definition
- importedKeyInitiallyImmediate - see SQL92 for definition
- importedKeyNotDeferrable - see SQL92 for definition
return databaseMetaData.getImportedKeys(catalog, schema, table);
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public java.sql.ResultSet | getIndexInfo(java.lang.String catalog, java.lang.String schema, java.lang.String table, boolean unique, boolean approximate)Retrieves a description of the given table's indices and statistics. They are
ordered by NON_UNIQUE, TYPE, INDEX_NAME, and ORDINAL_POSITION.
Each index column description has the following columns:
- TABLE_CAT String => table catalog (may be
null )
- TABLE_SCHEM String => table schema (may be
null )
- TABLE_NAME String => table name
- NON_UNIQUE boolean => Can index values be non-unique.
false when TYPE is tableIndexStatistic
- INDEX_QUALIFIER String => index catalog (may be
null );
null when TYPE is tableIndexStatistic
- INDEX_NAME String => index name;
null when TYPE is
tableIndexStatistic
- TYPE short => index type:
- tableIndexStatistic - this identifies table statistics that are
returned in conjuction with a table's index descriptions
- tableIndexClustered - this is a clustered index
- tableIndexHashed - this is a hashed index
- tableIndexOther - this is some other style of index
- ORDINAL_POSITION short => column sequence number
within index; zero when TYPE is tableIndexStatistic
- COLUMN_NAME String => column name;
null when TYPE is
tableIndexStatistic
- ASC_OR_DESC String => column sort sequence, "A" => ascending,
"D" => descending, may be
null if sort sequence is not supported;
null when TYPE is tableIndexStatistic
- CARDINALITY int => When TYPE is tableIndexStatistic, then
this is the number of rows in the table; otherwise, it is the
number of unique values in the index.
- PAGES int => When TYPE is tableIndexStatisic then
this is the number of pages used for the table, otherwise it
is the number of pages used for the current index.
- FILTER_CONDITION String => Filter condition, if any.
(may be
null )
return databaseMetaData.getIndexInfo(catalog, schema, table, unique, approximate);
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public int | getJDBCMajorVersion()Retrieves the major JDBC version number for this
driver.
return databaseMetaData.getJDBCMajorVersion();
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public int | getJDBCMinorVersion()Retrieves the minor JDBC version number for this
driver.
return databaseMetaData.getJDBCMinorVersion();
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public int | getMaxBinaryLiteralLength()Retrieves the maximum number of hex characters this database allows in an
inline binary literal.
return databaseMetaData.getMaxBinaryLiteralLength();
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public int | getMaxCatalogNameLength()Retrieves the maximum number of characters that this database allows in a
catalog name.
return databaseMetaData.getMaxCatalogNameLength();
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public int | getMaxCharLiteralLength()Retrieves the maximum number of characters this database allows
for a character literal.
return databaseMetaData.getMaxCharLiteralLength();
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public int | getMaxColumnNameLength()Retrieves the maximum number of characters this database allows
for a column name.
return databaseMetaData.getMaxColumnNameLength();
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public int | getMaxColumnsInGroupBy()Retrieves the maximum number of columns this database allows in a
GROUP BY clause.
return databaseMetaData.getMaxColumnsInGroupBy();
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public int | getMaxColumnsInIndex()Retrieves the maximum number of columns this database allows in an index.
return databaseMetaData.getMaxColumnsInIndex();
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public int | getMaxColumnsInOrderBy()Retrieves the maximum number of columns this database allows in an
ORDER BY clause.
return databaseMetaData.getMaxColumnsInOrderBy();
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public int | getMaxColumnsInSelect()Retrieves the maximum number of columns this database allows in a
SELECT list.
return databaseMetaData.getMaxColumnsInSelect();
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public int | getMaxColumnsInTable()Retrieves the maximum number of columns this database allows in a table.
return databaseMetaData.getMaxColumnsInTable();
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public int | getMaxConnections()Retrieves the maximum number of concurrent connections to this
database that are possible.
return databaseMetaData.getMaxConnections();
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public int | getMaxCursorNameLength()Retrieves the maximum number of characters that this database allows in a
cursor name.
return databaseMetaData.getMaxCursorNameLength();
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public int | getMaxIndexLength()Retrieves the maximum number of bytes this database allows for an
index, including all of the parts of the index.
return databaseMetaData.getMaxIndexLength();
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public int | getMaxProcedureNameLength()Retrieves the maximum number of characters that this database allows in a
procedure name.
return databaseMetaData.getMaxProcedureNameLength();
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public int | getMaxRowSize()Retrieves the maximum number of bytes this database allows in
a single row.
return databaseMetaData.getMaxRowSize();
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public int | getMaxSchemaNameLength()Retrieves the maximum number of characters that this database allows in a
schema name.
return databaseMetaData.getMaxSchemaNameLength();
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public int | getMaxStatementLength()Retrieves the maximum number of characters this database allows in
an SQL statement.
return databaseMetaData.getMaxStatementLength();
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public int | getMaxStatements()Retrieves the maximum number of active statements to this database
that can be open at the same time.
return databaseMetaData.getMaxStatements();
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public int | getMaxTableNameLength()Retrieves the maximum number of characters this database allows in
a table name.
return databaseMetaData.getMaxTableNameLength();
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public int | getMaxTablesInSelect()Retrieves the maximum number of tables this database allows in a
SELECT statement.
return databaseMetaData.getMaxTablesInSelect();
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public int | getMaxUserNameLength()Retrieves the maximum number of characters this database allows in
a user name.
return databaseMetaData.getMaxUserNameLength();
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public java.lang.String | getNumericFunctions()Retrieves a comma-separated list of math functions available with
this database. These are the Open /Open CLI math function names used in
the JDBC function escape clause.
return databaseMetaData.getNumericFunctions();
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public java.sql.ResultSet | getPrimaryKeys(java.lang.String catalog, java.lang.String schema, java.lang.String table)Retrieves a description of the given table's primary key columns. They
are ordered by COLUMN_NAME.
Each primary key column description has the following columns:
- TABLE_CAT String => table catalog (may be
null )
- TABLE_SCHEM String => table schema (may be
null )
- TABLE_NAME String => table name
- COLUMN_NAME String => column name
- KEY_SEQ short => sequence number within primary key
- PK_NAME String => primary key name (may be
null )
return databaseMetaData.getPrimaryKeys(catalog, schema, table);
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public java.sql.ResultSet | getProcedureColumns(java.lang.String catalog, java.lang.String schemaPattern, java.lang.String procedureNamePattern, java.lang.String columnNamePattern)Retrieves a description of the given catalog's stored procedure parameter
and result columns.
Only descriptions matching the schema, procedure and
parameter name criteria are returned. They are ordered by
PROCEDURE_SCHEM and PROCEDURE_NAME. Within this, the return value,
if any, is first. Next are the parameter descriptions in call
order. The column descriptions follow in column number order.
Each row in the ResultSet is a parameter description or
column description with the following fields:
- PROCEDURE_CAT String => procedure catalog (may be
null )
- PROCEDURE_SCHEM String => procedure schema (may be
null )
- PROCEDURE_NAME String => procedure name
- COLUMN_NAME String => column/parameter name
- COLUMN_TYPE Short => kind of column/parameter:
- procedureColumnUnknown - nobody knows
- procedureColumnIn - IN parameter
- procedureColumnInOut - INOUT parameter
- procedureColumnOut - OUT parameter
- procedureColumnReturn - procedure return value
- procedureColumnResult - result column in
ResultSet
- DATA_TYPE int => SQL type from java.sql.Types
- TYPE_NAME String => SQL type name, for a UDT type the
type name is fully qualified
- PRECISION int => precision
- LENGTH int => length in bytes of data
- SCALE short => scale
- RADIX short => radix
- NULLABLE short => can it contain NULL.
- procedureNoNulls - does not allow NULL values
- procedureNullable - allows NULL values
- procedureNullableUnknown - nullability unknown
- REMARKS String => comment describing parameter/column
Note: Some databases may not return the column
descriptions for a procedure. Additional columns beyond
REMARKS can be defined by the database.
return databaseMetaData.getProcedureColumns(catalog, schemaPattern, procedureNamePattern, columnNamePattern);
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public java.lang.String | getProcedureTerm()Retrieves the database vendor's preferred term for "procedure".
return databaseMetaData.getProcedureTerm();
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public java.sql.ResultSet | getProcedures(java.lang.String catalog, java.lang.String schemaPattern, java.lang.String procedureNamePattern)Retrieves a description of the stored procedures available in the given
catalog.
Only procedure descriptions matching the schema and
procedure name criteria are returned. They are ordered by
PROCEDURE_SCHEM and PROCEDURE_NAME .
Each procedure description has the the following columns:
- PROCEDURE_CAT String => procedure catalog (may be
null )
- PROCEDURE_SCHEM String => procedure schema (may be
null )
- PROCEDURE_NAME String => procedure name
- reserved for future use
- reserved for future use
- reserved for future use
- REMARKS String => explanatory comment on the procedure
- PROCEDURE_TYPE short => kind of procedure:
- procedureResultUnknown - May return a result
- procedureNoResult - Does not return a result
- procedureReturnsResult - Returns a result
return databaseMetaData.getProcedures(catalog, schemaPattern, procedureNamePattern);
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public int | getResultSetHoldability()Retrieves the default holdability of this ResultSet
object.
return databaseMetaData.getResultSetHoldability();
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public java.lang.String | getSQLKeywords()Retrieves a comma-separated list of all of this database's SQL keywords
that are NOT also SQL92 keywords.
return databaseMetaData.getSQLKeywords();
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public int | getSQLStateType()Indicates whether the SQLSTATE returned by SQLException.getSQLState
is X/Open (now known as Open Group) SQL CLI or SQL99.
return databaseMetaData.getSQLStateType();
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public java.lang.String | getSchemaTerm()Retrieves the database vendor's preferred term for "schema".
return databaseMetaData.getSchemaTerm();
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public java.sql.ResultSet | getSchemas()Retrieves the schema names available in this database. The results
are ordered by schema name.
The schema column is:
- TABLE_SCHEM String => schema name
- TABLE_CATALOG String => catalog name (may be
null )
return databaseMetaData.getSchemas();
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public java.lang.String | getSearchStringEscape()Retrieves the string that can be used to escape wildcard characters.
This is the string that can be used to escape '_' or '%' in
the catalog search parameters that are a pattern (and therefore use one
of the wildcard characters).
The '_' character represents any single character;
the '%' character represents any sequence of zero or
more characters.
return databaseMetaData.getSearchStringEscape();
|
public java.lang.String | getStringFunctions()Retrieves a comma-separated list of string functions available with
this database. These are the Open Group CLI string function names used
in the JDBC function escape clause.
return databaseMetaData.getStringFunctions();
|
public java.sql.ResultSet | getSuperTables(java.lang.String catalog, java.lang.String schemaPattern, java.lang.String tableNamePattern)Retrieves a description of the table hierarchies defined in a particular
schema in this database.
Only supertable information for tables matching the catalog, schema
and table name are returned. The table name parameter may be a fully-
qualified name, in which case, the catalog and schemaPattern parameters
are ignored. If a table does not have a super table, it is not listed here.
Supertables have to be defined in the same catalog and schema as the
sub tables. Therefore, the type description does not need to include
this information for the supertable.
Each type description has the following columns:
- TABLE_CAT String => the type's catalog (may be
null )
- TABLE_SCHEM String => type's schema (may be
null )
- TABLE_NAME String => type name
- SUPERTABLE_NAME String => the direct super type's name
Note: If the driver does not support type hierarchies, an
empty result set is returned.
return databaseMetaData.getSuperTables(catalog, schemaPattern, tableNamePattern);
|
public java.sql.ResultSet | getSuperTypes(java.lang.String catalog, java.lang.String schemaPattern, java.lang.String typeNamePattern)Retrieves a description of the user-defined type (UDT) hierarchies defined in a
particular schema in this database. Only the immediate super type/
sub type relationship is modeled.
Only supertype information for UDTs matching the catalog,
schema, and type name is returned. The type name parameter
may be a fully-qualified name. When the UDT name supplied is a
fully-qualified name, the catalog and schemaPattern parameters are
ignored.
If a UDT does not have a direct super type, it is not listed here.
A row of the ResultSet object returned by this method
describes the designated UDT and a direct supertype. A row has the following
columns:
- TYPE_CAT String => the UDT's catalog (may be
null )
- TYPE_SCHEM String => UDT's schema (may be
null )
- TYPE_NAME String => type name of the UDT
- SUPERTYPE_CAT String => the direct super type's catalog
(may be
null )
- SUPERTYPE_SCHEM String => the direct super type's schema
(may be
null )
- SUPERTYPE_NAME String => the direct super type's name
Note: If the driver does not support type hierarchies, an
empty result set is returned.
return databaseMetaData.getSuperTypes(catalog, schemaPattern, typeNamePattern);
|
public java.lang.String | getSystemFunctions()Retrieves a comma-separated list of system functions available with
this database. These are the Open Group CLI system function names used
in the JDBC function escape clause.
return databaseMetaData.getSystemFunctions();
|
public java.sql.ResultSet | getTablePrivileges(java.lang.String catalog, java.lang.String schemaPattern, java.lang.String tableNamePattern)Retrieves a description of the access rights for each table available
in a catalog. Note that a table privilege applies to one or
more columns in the table. It would be wrong to assume that
this privilege applies to all columns (this may be true for
some systems but is not true for all.)
Only privileges matching the schema and table name
criteria are returned. They are ordered by TABLE_SCHEM,
TABLE_NAME, and PRIVILEGE.
Each privilige description has the following columns:
- TABLE_CAT String => table catalog (may be
null )
- TABLE_SCHEM String => table schema (may be
null )
- TABLE_NAME String => table name
- GRANTOR => grantor of access (may be
null )
- GRANTEE String => grantee of access
- PRIVILEGE String => name of access (SELECT,
INSERT, UPDATE, REFRENCES, ...)
- IS_GRANTABLE String => "YES" if grantee is permitted
to grant to others; "NO" if not;
null if unknown
return databaseMetaData.getTablePrivileges(catalog, schemaPattern, tableNamePattern);
|
public java.sql.ResultSet | getTableTypes()Retrieves the table types available in this database. The results
are ordered by table type.
The table type is:
- TABLE_TYPE String => table type. Typical types are "TABLE",
"VIEW", "SYSTEM TABLE", "GLOBAL TEMPORARY",
"LOCAL TEMPORARY", "ALIAS", "SYNONYM".
return databaseMetaData.getTableTypes();
|
public java.sql.ResultSet | getTables(java.lang.String catalog, java.lang.String schemaPattern, java.lang.String tableNamePattern, java.lang.String[] types)Retrieves a description of the tables available in the given catalog.
Only table descriptions matching the catalog, schema, table
name and type criteria are returned. They are ordered by
TABLE_TYPE, TABLE_SCHEM and TABLE_NAME.
Each table description has the following columns:
- TABLE_CAT String => table catalog (may be
null )
- TABLE_SCHEM String => table schema (may be
null )
- TABLE_NAME String => table name
- TABLE_TYPE String => table type. Typical types are "TABLE",
"VIEW", "SYSTEM TABLE", "GLOBAL TEMPORARY",
"LOCAL TEMPORARY", "ALIAS", "SYNONYM".
- REMARKS String => explanatory comment on the table
- TYPE_CAT String => the types catalog (may be
null )
- TYPE_SCHEM String => the types schema (may be
null )
- TYPE_NAME String => type name (may be
null )
- SELF_REFERENCING_COL_NAME String => name of the designated
"identifier" column of a typed table (may be
null )
- REF_GENERATION String => specifies how values in
SELF_REFERENCING_COL_NAME are created. Values are
"SYSTEM", "USER", "DERIVED". (may be
null )
Note: Some databases may not return information for
all tables.
return databaseMetaData.getTables(catalog, schemaPattern, tableNamePattern, types);
|
public java.lang.String | getTimeDateFunctions()Retrieves a comma-separated list of the time and date functions available
with this database.
return databaseMetaData.getTimeDateFunctions();
|
public java.sql.ResultSet | getTypeInfo()Retrieves a description of all the standard SQL types supported by
this database. They are ordered by DATA_TYPE and then by how
closely the data type maps to the corresponding JDBC SQL type.
Each type description has the following columns:
- TYPE_NAME String => Type name
- DATA_TYPE int => SQL data type from java.sql.Types
- PRECISION int => maximum precision
- LITERAL_PREFIX String => prefix used to quote a literal
(may be
null )
- LITERAL_SUFFIX String => suffix used to quote a literal
(may be
null )
- CREATE_PARAMS String => parameters used in creating
the type (may be
null )
- NULLABLE short => can you use NULL for this type.
- typeNoNulls - does not allow NULL values
- typeNullable - allows NULL values
- typeNullableUnknown - nullability unknown
- CASE_SENSITIVE boolean=> is it case sensitive.
- SEARCHABLE short => can you use "WHERE" based on this type:
- typePredNone - No support
- typePredChar - Only supported with WHERE .. LIKE
- typePredBasic - Supported except for WHERE .. LIKE
- typeSearchable - Supported for all WHERE ..
- UNSIGNED_ATTRIBUTE boolean => is it unsigned.
- FIXED_PREC_SCALE boolean => can it be a money value.
- AUTO_INCREMENT boolean => can it be used for an
auto-increment value.
- LOCAL_TYPE_NAME String => localized version of type name
(may be
null )
- MINIMUM_SCALE short => minimum scale supported
- MAXIMUM_SCALE short => maximum scale supported
- SQL_DATA_TYPE int => unused
- SQL_DATETIME_SUB int => unused
- NUM_PREC_RADIX int => usually 2 or 10
return databaseMetaData.getTypeInfo();
|
public java.sql.ResultSet | getUDTs(java.lang.String catalog, java.lang.String schemaPattern, java.lang.String typeNamePattern, int[] types)Retrieves a description of the user-defined types (UDTs) defined
in a particular schema. Schema-specific UDTs may have type
JAVA_OBJECT , STRUCT ,
or DISTINCT .
Only types matching the catalog, schema, type name and type
criteria are returned. They are ordered by DATA_TYPE, TYPE_SCHEM
and TYPE_NAME. The type name parameter may be a fully-qualified
name. In this case, the catalog and schemaPattern parameters are
ignored.
Each type description has the following columns:
- TYPE_CAT String => the type's catalog (may be
null )
- TYPE_SCHEM String => type's schema (may be
null )
- TYPE_NAME String => type name
- CLASS_NAME String => Java class name
- DATA_TYPE int => type value defined in java.sql.Types.
One of JAVA_OBJECT, STRUCT, or DISTINCT
- REMARKS String => explanatory comment on the type
- BASE_TYPE short => type code of the source type of a
DISTINCT type or the type that implements the user-generated
reference type of the SELF_REFERENCING_COLUMN of a structured
type as defined in java.sql.Types (
null if DATA_TYPE is not
DISTINCT or not STRUCT with REFERENCE_GENERATION = USER_DEFINED)
Note: If the driver does not support UDTs, an empty
result set is returned.
return databaseMetaData.getUDTs(catalog, schemaPattern, typeNamePattern, types);
|
public java.lang.String | getURL()Retrieves the URL for this DBMS.
return databaseMetaData.getURL();
|
public java.lang.String | getUserName()Retrieves the user name as known to this database.
return databaseMetaData.getUserName();
|
public java.sql.ResultSet | getVersionColumns(java.lang.String catalog, java.lang.String schema, java.lang.String table)Retrieves a description of a table's columns that are automatically
updated when any value in a row is updated. They are
unordered.
Each column description has the following columns:
- SCOPE short => is not used
- COLUMN_NAME String => column name
- DATA_TYPE int => SQL data type from
java.sql.Types
- TYPE_NAME String => Data source-dependent type name
- COLUMN_SIZE int => precision
- BUFFER_LENGTH int => length of column value in bytes
- DECIMAL_DIGITS short => scale
- PSEUDO_COLUMN short => whether this is pseudo column
like an Oracle ROWID
- versionColumnUnknown - may or may not be pseudo column
- versionColumnNotPseudo - is NOT a pseudo column
- versionColumnPseudo - is a pseudo column
return databaseMetaData.getVersionColumns(catalog, schema, table);
|
public boolean | insertsAreDetected(int type)Retrieves whether or not a visible row insert can be detected
by calling the method ResultSet.rowInserted .
return databaseMetaData.insertsAreDetected(type);
|
public boolean | isCatalogAtStart()Retrieves whether a catalog appears at the start of a fully qualified
table name. If not, the catalog appears at the end.
return databaseMetaData.isCatalogAtStart();
|
public boolean | isReadOnly()Retrieves whether this database is in read-only mode.
return databaseMetaData.isReadOnly();
|
public boolean | locatorsUpdateCopy()Indicates whether updates made to a LOB are made on a copy or directly
to the LOB.
return databaseMetaData.locatorsUpdateCopy();
|
public boolean | nullPlusNonNullIsNull()Retrieves whether this database supports concatenations between
NULL and non-NULL values being
NULL .
return databaseMetaData.nullPlusNonNullIsNull();
|
public boolean | nullsAreSortedAtEnd()Retrieves whether NULL values are sorted at the end regardless of
sort order.
return databaseMetaData.nullsAreSortedAtEnd();
|
public boolean | nullsAreSortedAtStart()Retrieves whether NULL values are sorted at the start regardless
of sort order.
return databaseMetaData.nullsAreSortedAtStart();
|
public boolean | nullsAreSortedHigh()Retrieves whether NULL values are sorted high.
Sorted high means that NULL values
sort higher than any other value in a domain. In an ascending order,
if this method returns true , NULL values
will appear at the end. By contrast, the method
nullsAreSortedAtEnd indicates whether NULL values
are sorted at the end regardless of sort order.
return databaseMetaData.nullsAreSortedHigh();
|
public boolean | nullsAreSortedLow()Retrieves whether NULL values are sorted low.
Sorted low means that NULL values
sort lower than any other value in a domain. In an ascending order,
if this method returns true , NULL values
will appear at the beginning. By contrast, the method
nullsAreSortedAtStart indicates whether NULL values
are sorted at the beginning regardless of sort order.
return databaseMetaData.nullsAreSortedLow();
|
public boolean | othersDeletesAreVisible(int type)Retrieves whether deletes made by others are visible.
return databaseMetaData.othersDeletesAreVisible(type);
|
public boolean | othersInsertsAreVisible(int type)Retrieves whether inserts made by others are visible.
return databaseMetaData.othersInsertsAreVisible(type);
|
public boolean | othersUpdatesAreVisible(int type)Retrieves whether updates made by others are visible.
return databaseMetaData.othersUpdatesAreVisible(type);
|
public boolean | ownDeletesAreVisible(int type)Retrieves whether a result set's own deletes are visible.
return databaseMetaData.ownDeletesAreVisible(type);
|
public boolean | ownInsertsAreVisible(int type)Retrieves whether a result set's own inserts are visible.
return databaseMetaData.ownInsertsAreVisible(type);
|
public boolean | ownUpdatesAreVisible(int type)Retrieves whether for the given type of ResultSet object,
the result set's own updates are visible.
return databaseMetaData.ownUpdatesAreVisible(type);
|
public boolean | storesLowerCaseIdentifiers()Retrieves whether this database treats mixed case unquoted SQL identifiers as
case insensitive and stores them in lower case.
return databaseMetaData.storesLowerCaseIdentifiers();
|
public boolean | storesLowerCaseQuotedIdentifiers()Retrieves whether this database treats mixed case quoted SQL identifiers as
case insensitive and stores them in lower case.
return databaseMetaData.storesLowerCaseQuotedIdentifiers();
|
public boolean | storesMixedCaseIdentifiers()Retrieves whether this database treats mixed case unquoted SQL identifiers as
case insensitive and stores them in mixed case.
return databaseMetaData.storesMixedCaseIdentifiers();
|
public boolean | storesMixedCaseQuotedIdentifiers()Retrieves whether this database treats mixed case quoted SQL identifiers as
case insensitive and stores them in mixed case.
return databaseMetaData.storesMixedCaseQuotedIdentifiers();
|
public boolean | storesUpperCaseIdentifiers()Retrieves whether this database treats mixed case unquoted SQL identifiers as
case insensitive and stores them in upper case.
return databaseMetaData.storesUpperCaseIdentifiers();
|
public boolean | storesUpperCaseQuotedIdentifiers()Retrieves whether this database treats mixed case quoted SQL identifiers as
case insensitive and stores them in upper case.
return databaseMetaData.storesUpperCaseQuotedIdentifiers();
|
public boolean | supportsANSI92EntryLevelSQL()Retrieves whether this database supports the ANSI92 entry level SQL
grammar.
return databaseMetaData.supportsANSI92EntryLevelSQL();
|
public boolean | supportsANSI92FullSQL()Retrieves whether this database supports the ANSI92 full SQL grammar supported.
return databaseMetaData.supportsANSI92FullSQL();
|
public boolean | supportsANSI92IntermediateSQL()Retrieves whether this database supports the ANSI92 intermediate SQL grammar supported.
return databaseMetaData.supportsANSI92IntermediateSQL();
|
public boolean | supportsAlterTableWithAddColumn()Retrieves whether this database supports ALTER TABLE
with add column.
return databaseMetaData.supportsAlterTableWithAddColumn();
|
public boolean | supportsAlterTableWithDropColumn()Retrieves whether this database supports ALTER TABLE
with drop column.
return databaseMetaData.supportsAlterTableWithDropColumn();
|
public boolean | supportsBatchUpdates()Retrieves whether this database supports batch updates.
return databaseMetaData.supportsBatchUpdates();
|
public boolean | supportsCatalogsInDataManipulation()Retrieves whether a catalog name can be used in a data manipulation statement.
return databaseMetaData.supportsCatalogsInDataManipulation();
|
public boolean | supportsCatalogsInIndexDefinitions()Retrieves whether a catalog name can be used in an index definition statement.
return databaseMetaData.supportsCatalogsInIndexDefinitions();
|
public boolean | supportsCatalogsInPrivilegeDefinitions()Retrieves whether a catalog name can be used in a privilege definition statement.
return databaseMetaData.supportsCatalogsInPrivilegeDefinitions();
|
public boolean | supportsCatalogsInProcedureCalls()Retrieves whether a catalog name can be used in a procedure call statement.
return databaseMetaData.supportsCatalogsInProcedureCalls();
|
public boolean | supportsCatalogsInTableDefinitions()Retrieves whether a catalog name can be used in a table definition statement.
return databaseMetaData.supportsCatalogsInTableDefinitions();
|
public boolean | supportsColumnAliasing()Retrieves whether this database supports column aliasing.
If so, the SQL AS clause can be used to provide names for
computed columns or to provide alias names for columns as
required.
return databaseMetaData.supportsColumnAliasing();
|
public boolean | supportsConvert()Retrieves whether this database supports the CONVERT
function between SQL types.
return databaseMetaData.supportsConvert();
|
public boolean | supportsConvert(int fromType, int toType)Retrieves whether this database supports the CONVERT
for two given SQL types.
return databaseMetaData.supportsConvert(fromType, toType);
|
public boolean | supportsCoreSQLGrammar()Retrieves whether this database supports the ODBC Core SQL grammar.
return databaseMetaData.supportsCoreSQLGrammar();
|
public boolean | supportsCorrelatedSubqueries()Retrieves whether this database supports correlated subqueries.
return databaseMetaData.supportsCorrelatedSubqueries();
|
public boolean | supportsDataDefinitionAndDataManipulationTransactions()Retrieves whether this database supports both data definition and
data manipulation statements within a transaction.
return databaseMetaData.supportsDataDefinitionAndDataManipulationTransactions();
|
public boolean | supportsDataManipulationTransactionsOnly()Retrieves whether this database supports only data manipulation
statements within a transaction.
return databaseMetaData.supportsDataManipulationTransactionsOnly();
|
public boolean | supportsDifferentTableCorrelationNames()Retrieves whether, when table correlation names are supported, they
are restricted to being different from the names of the tables.
return databaseMetaData.supportsDifferentTableCorrelationNames();
|
public boolean | supportsExpressionsInOrderBy()Retrieves whether this database supports expressions in
ORDER BY lists.
return databaseMetaData.supportsExpressionsInOrderBy();
|
public boolean | supportsExtendedSQLGrammar()Retrieves whether this database supports the ODBC Extended SQL grammar.
return databaseMetaData.supportsExtendedSQLGrammar();
|
public boolean | supportsFullOuterJoins()Retrieves whether this database supports full nested outer joins.
return databaseMetaData.supportsFullOuterJoins();
|
public boolean | supportsGetGeneratedKeys()Retrieves whether auto-generated keys can be retrieved after
a statement has been executed.
return databaseMetaData.supportsGetGeneratedKeys();
|
public boolean | supportsGroupBy()Retrieves whether this database supports some form of
GROUP BY clause.
return databaseMetaData.supportsGroupBy();
|
public boolean | supportsGroupByBeyondSelect()Retrieves whether this database supports using columns not included in
the SELECT statement in a GROUP BY clause
provided that all of the columns in the SELECT statement
are included in the GROUP BY clause.
return databaseMetaData.supportsGroupByBeyondSelect();
|
public boolean | supportsGroupByUnrelated()Retrieves whether this database supports using a column that is
not in the SELECT statement in a
GROUP BY clause.
return databaseMetaData.supportsGroupByUnrelated();
|
public boolean | supportsIntegrityEnhancementFacility()Retrieves whether this database supports the SQL Integrity
Enhancement Facility.
return databaseMetaData.supportsIntegrityEnhancementFacility();
|
public boolean | supportsLikeEscapeClause()Retrieves whether this database supports specifying a
LIKE escape clause.
return databaseMetaData.supportsLikeEscapeClause();
|
public boolean | supportsLimitedOuterJoins()Retrieves whether this database provides limited support for outer
joins. (This will be true if the method
supportsFullOuterJoins returns true ).
return databaseMetaData.supportsLimitedOuterJoins();
|
public boolean | supportsMinimumSQLGrammar()Retrieves whether this database supports the ODBC Minimum SQL grammar.
return databaseMetaData.supportsMinimumSQLGrammar();
|
public boolean | supportsMixedCaseIdentifiers()Retrieves whether this database treats mixed case unquoted SQL identifiers as
case sensitive and as a result stores them in mixed case.
return databaseMetaData.supportsMixedCaseIdentifiers();
|
public boolean | supportsMixedCaseQuotedIdentifiers()Retrieves whether this database treats mixed case quoted SQL identifiers as
case sensitive and as a result stores them in mixed case.
return databaseMetaData.supportsMixedCaseQuotedIdentifiers();
|
public boolean | supportsMultipleOpenResults()Retrieves whether it is possible to have multiple ResultSet objects
returned from a CallableStatement object
simultaneously.
return databaseMetaData.supportsMultipleOpenResults();
|
public boolean | supportsMultipleResultSets()Retrieves whether this database supports getting multiple
ResultSet objects from a single call to the
method execute .
return databaseMetaData.supportsMultipleResultSets();
|
public boolean | supportsMultipleTransactions()Retrieves whether this database allows having multiple
transactions open at once (on different connections).
return databaseMetaData.supportsMultipleTransactions();
|
public boolean | supportsNamedParameters()Retrieves whether this database supports named parameters to callable
statements.
return databaseMetaData.supportsNamedParameters();
|
public boolean | supportsNonNullableColumns()Retrieves whether columns in this database may be defined as non-nullable.
return databaseMetaData.supportsNonNullableColumns();
|
public boolean | supportsOpenCursorsAcrossCommit()Retrieves whether this database supports keeping cursors open
across commits.
return databaseMetaData.supportsOpenCursorsAcrossCommit();
|
public boolean | supportsOpenCursorsAcrossRollback()Retrieves whether this database supports keeping cursors open
across rollbacks.
return databaseMetaData.supportsOpenCursorsAcrossRollback();
|
public boolean | supportsOpenStatementsAcrossCommit()Retrieves whether this database supports keeping statements open
across commits.
return databaseMetaData.supportsOpenStatementsAcrossCommit();
|
public boolean | supportsOpenStatementsAcrossRollback()Retrieves whether this database supports keeping statements open
across rollbacks.
return databaseMetaData.supportsOpenStatementsAcrossRollback();
|
public boolean | supportsOrderByUnrelated()Retrieves whether this database supports using a column that is
not in the SELECT statement in an
ORDER BY clause.
return databaseMetaData.supportsOrderByUnrelated();
|
public boolean | supportsOuterJoins()Retrieves whether this database supports some form of outer join.
return databaseMetaData.supportsOuterJoins();
|
public boolean | supportsPositionedDelete()Retrieves whether this database supports positioned DELETE
statements.
return databaseMetaData.supportsPositionedDelete();
|
public boolean | supportsPositionedUpdate()Retrieves whether this database supports positioned UPDATE
statements.
return databaseMetaData.supportsPositionedUpdate();
|
public boolean | supportsResultSetConcurrency(int type, int concurrency)Retrieves whether this database supports the given concurrency type
in combination with the given result set type.
return databaseMetaData.supportsResultSetConcurrency(type, concurrency);
|
public boolean | supportsResultSetHoldability(int holdability)Retrieves whether this database supports the given result set holdability.
return databaseMetaData.supportsResultSetHoldability(holdability);
|
public boolean | supportsResultSetType(int type)Retrieves whether this database supports the given result set type.
return databaseMetaData.supportsResultSetType(type);
|
public boolean | supportsSavepoints()Retrieves whether this database supports savepoints.
return databaseMetaData.supportsSavepoints();
|
public boolean | supportsSchemasInDataManipulation()Retrieves whether a schema name can be used in a data manipulation statement.
return databaseMetaData.supportsSchemasInDataManipulation();
|
public boolean | supportsSchemasInIndexDefinitions()Retrieves whether a schema name can be used in an index definition statement.
return databaseMetaData.supportsSchemasInIndexDefinitions();
|
public boolean | supportsSchemasInPrivilegeDefinitions()Retrieves whether a schema name can be used in a privilege definition statement.
return databaseMetaData.supportsSchemasInPrivilegeDefinitions();
|
public boolean | supportsSchemasInProcedureCalls()Retrieves whether a schema name can be used in a procedure call statement.
return databaseMetaData.supportsSchemasInProcedureCalls();
|
public boolean | supportsSchemasInTableDefinitions()Retrieves whether a schema name can be used in a table definition statement.
return databaseMetaData.supportsSchemasInTableDefinitions();
|
public boolean | supportsSelectForUpdate()Retrieves whether this database supports SELECT FOR UPDATE
statements.
return databaseMetaData.supportsSelectForUpdate();
|
public boolean | supportsStatementPooling()Retrieves whether this database supports statement pooling.
return databaseMetaData.supportsStatementPooling();
|
public boolean | supportsStoredProcedures()Retrieves whether this database supports stored procedure calls
that use the stored procedure escape syntax.
return databaseMetaData.supportsStoredProcedures();
|
public boolean | supportsSubqueriesInComparisons()Retrieves whether this database supports subqueries in comparison
expressions.
return databaseMetaData.supportsSubqueriesInComparisons();
|
public boolean | supportsSubqueriesInExists()Retrieves whether this database supports subqueries in
EXISTS expressions.
return databaseMetaData.supportsSubqueriesInExists();
|
public boolean | supportsSubqueriesInIns()Retrieves whether this database supports subqueries in
IN statements.
return databaseMetaData.supportsSubqueriesInIns();
|
public boolean | supportsSubqueriesInQuantifieds()Retrieves whether this database supports subqueries in quantified
expressions.
return databaseMetaData.supportsSubqueriesInQuantifieds();
|
public boolean | supportsTableCorrelationNames()Retrieves whether this database supports table correlation names.
return databaseMetaData.supportsTableCorrelationNames();
|
public boolean | supportsTransactionIsolationLevel(int level)Retrieves whether this database supports the given transaction isolation level.
return databaseMetaData.supportsTransactionIsolationLevel(level);
|
public boolean | supportsTransactions()Retrieves whether this database supports transactions. If not, invoking the
method commit is a noop, and the isolation level is
TRANSACTION_NONE .
return databaseMetaData.supportsTransactions();
|
public boolean | supportsUnion()Retrieves whether this database supports SQL UNION .
return databaseMetaData.supportsUnion();
|
public boolean | supportsUnionAll()Retrieves whether this database supports SQL UNION ALL .
return databaseMetaData.supportsUnionAll();
|
public boolean | updatesAreDetected(int type)Retrieves whether or not a visible row update can be detected by
calling the method ResultSet.rowUpdated .
return databaseMetaData.updatesAreDetected(type);
|
public boolean | usesLocalFilePerTable()Retrieves whether this database uses a file for each table.
return databaseMetaData.usesLocalFilePerTable();
|
public boolean | usesLocalFiles()Retrieves whether this database stores tables in a local file.
return databaseMetaData.usesLocalFiles();
|