/**
* Check if a stored database procedure exists.
*
* @param dmd the meta-data object used for checking
* @param schema the procedure's schema
* @param proc the name of the procedure
* @return {@code true} if the procedure exists, {@code false} otherwise
* @throws SQLException if an error happens when reading the meta-data
*/
private boolean procedureExists(DatabaseMetaData dmd, String schema, String proc)
throws SQLException {
try (ResultSet rs = dmd.getProcedures(null, schema, proc)) {
// If there's a row, there is such a procedure.
return rs.next();
}
}
/** Basic test of DatabaseMetaData functions that access system tables */
public void testTwo() throws Exception {
Connection conn = newConnection();
int updateCount;
try {
TestUtil.testScript(conn, "testrun/hsqldb/TestSelf.txt");
DatabaseMetaData dbmeta = conn.getMetaData();
dbmeta.allProceduresAreCallable();
dbmeta.getBestRowIdentifier(null, null, "T_1", DatabaseMetaData.bestRowTransaction, true);
dbmeta.getCatalogs();
dbmeta.getColumnPrivileges(null, "PUBLIC", "T_1", "%");
dbmeta.getColumns("PUBLIC", "PUBLIC", "T_1", "%");
dbmeta.getCrossReference(null, null, "T_1", null, null, "T_1");
dbmeta.getExportedKeys(null, null, "T_1");
dbmeta.getFunctionColumns(null, "%", "%", "%");
dbmeta.getFunctions(null, "%", "%");
dbmeta.getImportedKeys("PUBLIC", "PUBLIC", "T_1");
dbmeta.getIndexInfo("PUBLIC", "PUBLIC", "T1", true, true);
dbmeta.getPrimaryKeys("PUBLIC", "PUBLIC", "T_1");
dbmeta.getProcedureColumns(null, null, "%", "%");
dbmeta.getProcedures("PUBLIC", "%", "%");
dbmeta.getSchemas(null, "#");
dbmeta.getTablePrivileges(null, "%", "%");
dbmeta.getUDTs(null, "%", "%", new int[] {Types.DISTINCT});
} catch (Exception e) {
assertTrue("unable to prepare or execute DDL", false);
} finally {
conn.close();
}
}
public ResultSet getProcedures(String catalog, String schemaPattern, String procedureNamePattern)
throws SQLException {
_conn.checkOpen();
try {
return DelegatingResultSet.wrapResultSet(
_conn, _meta.getProcedures(catalog, schemaPattern, procedureNamePattern));
} catch (SQLException e) {
handleException(e);
throw new AssertionError();
}
}
@Test
public void columnOrderOfgetProcedures() throws SQLException {
ResultSet rs = meta.getProcedures(null, null, null);
assertFalse(rs.next());
ResultSetMetaData rsmeta = rs.getMetaData();
assertEquals(rsmeta.getColumnCount(), 8);
assertEquals(rsmeta.getColumnName(1), "PROCEDURE_CAT");
assertEquals(rsmeta.getColumnName(2), "PROCEDURE_SCHEM");
assertEquals(rsmeta.getColumnName(3), "PROCEDURE_NAME");
// currently (Java 1.5), cols 4,5,6 are undefined
assertEquals(rsmeta.getColumnName(7), "REMARKS");
assertEquals(rsmeta.getColumnName(8), "PROCEDURE_TYPE");
}
@Test
public void testProcedures() throws Exception {
TestMMDatabaseMetaData.compareResultSet(
dbMetadata.getProcedures(VDB, null, "%")); // $NON-NLS-1$ //$NON-NLS-2$
}
public ResultSet getProcedures(String catalog, String schemaPattern, String procedureNamePattern)
throws SQLException {
return throwExceptionDelegate.getProcedures(catalog, schemaPattern, procedureNamePattern);
}
