ExecuteDefinedSelectpublic class ExecuteDefinedSelect extends Object
| Fields Summary |
|---|
| Connection | conn |
| Constructors Summary |
|---|
public ExecuteDefinedSelect()
try {
DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());
conn = DriverManager.getConnection(
"jdbc:oracle:thin:@dssw2k01:1521:orcl", "scott", "tiger");
}
catch (SQLException e) {
System.err.println(e.getMessage());
e.printStackTrace();
}
|
| Methods Summary |
|---|
| public void | executeDefinedSelect(java.lang.String sql)
Date inactive_date = null;
DateFormat df =
DateFormat.getDateInstance(DateFormat.SHORT);
int rows = 0;
ResultSet rslt = null;
Statement stmt = null;
System.out.println(sql);
try {
stmt = conn.createStatement();
((OracleStatement)stmt).defineColumnType(1, Types.VARCHAR);
((OracleStatement)stmt).defineColumnType(2, Types.VARCHAR);
((OracleStatement)stmt).defineColumnType(3, Types.TIMESTAMP);
rslt = stmt.executeQuery(sql);
while (rslt.next()) {
rows++;
System.out.print(rslt.getString(1) + " ");
System.out.print(rslt.getString(2) + " ");
inactive_date = rslt.getDate(3);
if (inactive_date != null)
System.out.println(df.format(inactive_date));
else
System.out.println("NULL");
}
System.out.println(Integer.toString(rows) + " rows selected");
System.out.println(" ");
}
catch (SQLException e) {
System.err.println(e.getMessage());
}
finally {
if (rslt != null)
try { rslt.close(); } catch (SQLException ignore) { }
if (stmt != null)
try { stmt.close(); } catch (SQLException ignore) { }
}
| | protected void | finalize()
if (conn != null)
try { conn.close(); } catch (SQLException ignore) { }
super.finalize();
| | public static void | main(java.lang.String[] args)
ExecuteDefinedSelect s = new ExecuteDefinedSelect();
s.executeDefinedSelect(
"select code, description, inactive_date " +
"from PERSON_IDENTIFIER_TYPE " +
"order by code");
|
|
