/
TestMetaData.java
1409 lines (1309 loc) · 70.5 KB
/
TestMetaData.java
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/*
* Copyright 2004-2021 H2 Group. Multiple-Licensed under the MPL 2.0,
* and the EPL 1.0 (https://h2database.com/html/license.html).
* Initial Developer: H2 Group
*/
package org.h2.test.jdbc;
import static org.h2.engine.Constants.MAX_ARRAY_CARDINALITY;
import static org.h2.engine.Constants.MAX_NUMERIC_PRECISION;
import static org.h2.engine.Constants.MAX_STRING_LENGTH;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.Driver;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Types;
import org.h2.api.ErrorCode;
import org.h2.engine.Constants;
import org.h2.mode.DefaultNullOrdering;
import org.h2.test.TestBase;
import org.h2.test.TestDb;
/**
* Test for the DatabaseMetaData implementation.
*/
public class TestMetaData extends TestDb {
private static final String CATALOG = "METADATA";
/**
* Run just this test.
*
* @param a ignored
*/
public static void main(String... a) throws Exception {
TestBase.createCaller().init().testFromMain();
}
@Override
public void test() throws SQLException {
deleteDb("metaData");
testUnwrap();
testUnsupportedOperations();
testTempTable();
testColumnLobMeta();
testColumnMetaData();
testColumnPrecision();
testColumnDefault();
testColumnGenerated();
testHiddenColumn();
testCrossReferences();
testProcedureColumns();
testTypeInfo();
testUDTs();
testStatic();
testNullsAreSortedAt();
testGeneral();
testAllowLiteralsNone();
testClientInfo();
testQueryStatistics();
testQueryStatisticsLimit();
}
private void testUnwrap() throws SQLException {
Connection conn = getConnection("metaData");
Statement stat = conn.createStatement();
ResultSet rs = stat.executeQuery("select 1 as x from dual");
ResultSetMetaData meta = rs.getMetaData();
assertTrue(meta.isWrapperFor(Object.class));
assertTrue(meta.isWrapperFor(ResultSetMetaData.class));
assertTrue(meta.isWrapperFor(meta.getClass()));
assertTrue(meta == meta.unwrap(Object.class));
assertTrue(meta == meta.unwrap(ResultSetMetaData.class));
assertTrue(meta == meta.unwrap(meta.getClass()));
assertFalse(meta.isWrapperFor(Integer.class));
assertThrows(ErrorCode.INVALID_VALUE_2, meta).
unwrap(Integer.class);
conn.close();
}
private void testUnsupportedOperations() throws SQLException {
Connection conn = getConnection("metaData");
Statement stat = conn.createStatement();
ResultSet rs = stat.executeQuery("select 1 as x from dual");
ResultSetMetaData meta = rs.getMetaData();
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getColumnLabel(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getColumnName(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getColumnType(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getColumnTypeName(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getSchemaName(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getTableName(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getCatalogName(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).isAutoIncrement(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).isCaseSensitive(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).isSearchable(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).isCurrency(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).isNullable(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).isSigned(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).isReadOnly(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).isWritable(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).isDefinitelyWritable(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getColumnClassName(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getPrecision(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getScale(0);
assertThrows(ErrorCode.INVALID_VALUE_2, meta).getColumnDisplaySize(0);
conn.close();
}
private void testColumnLobMeta() throws SQLException {
Connection conn = getConnection("metaData");
Statement stat = conn.createStatement();
stat.executeUpdate("CREATE TABLE t (blob BLOB, clob CLOB)");
stat.execute("INSERT INTO t VALUES('', '')");
ResultSet rs = stat.executeQuery("SELECT blob,clob FROM t");
ResultSetMetaData rsMeta = rs.getMetaData();
assertEquals("java.sql.Blob", rsMeta.getColumnClassName(1));
assertEquals("java.sql.Clob", rsMeta.getColumnClassName(2));
rs.next();
assertTrue(rs.getObject(1) instanceof java.sql.Blob);
assertTrue(rs.getObject(2) instanceof java.sql.Clob);
stat.executeUpdate("DROP TABLE t");
conn.close();
}
private void testColumnMetaData() throws SQLException {
Connection conn = getConnection("metaData");
String sql = "select substring('Hello',0,1)";
ResultSet rs = conn.prepareStatement(sql).executeQuery();
rs.next();
int type = rs.getMetaData().getColumnType(1);
assertEquals(Types.VARCHAR, type);
rs = conn.createStatement().executeQuery("SELECT COUNT(*) C FROM DUAL");
assertEquals("C", rs.getMetaData().getColumnName(1));
Statement stat = conn.createStatement();
stat.execute("create table a(x int array)");
stat.execute("insert into a values(ARRAY[1, 2])");
rs = stat.executeQuery("SELECT x[1] FROM a");
ResultSetMetaData rsMeta = rs.getMetaData();
assertEquals(Types.INTEGER, rsMeta.getColumnType(1));
rs.next();
assertEquals(Integer.class.getName(),
rs.getObject(1).getClass().getName());
stat.execute("drop table a");
conn.close();
}
private void testColumnPrecision() throws SQLException {
Connection conn = getConnection("metaData");
Statement stat = conn.createStatement();
stat.execute("CREATE TABLE ONE(X NUMBER(12,2), Y FLOAT)");
stat.execute("CREATE TABLE TWO AS SELECT * FROM ONE");
ResultSet rs;
ResultSetMetaData rsMeta;
rs = stat.executeQuery("SELECT * FROM ONE");
rsMeta = rs.getMetaData();
assertEquals(12, rsMeta.getPrecision(1));
assertEquals(53, rsMeta.getPrecision(2));
assertEquals(Types.NUMERIC, rsMeta.getColumnType(1));
assertEquals(Types.FLOAT, rsMeta.getColumnType(2));
rs = stat.executeQuery("SELECT * FROM TWO");
rsMeta = rs.getMetaData();
assertEquals(12, rsMeta.getPrecision(1));
assertEquals(53, rsMeta.getPrecision(2));
assertEquals(Types.NUMERIC, rsMeta.getColumnType(1));
assertEquals(Types.FLOAT, rsMeta.getColumnType(2));
stat.execute("DROP TABLE ONE, TWO");
conn.close();
}
private void testColumnDefault() throws SQLException {
Connection conn = getConnection("metaData");
DatabaseMetaData meta = conn.getMetaData();
ResultSet rs;
Statement stat = conn.createStatement();
stat.execute("CREATE TABLE TEST(A INT, B INT DEFAULT NULL)");
rs = meta.getColumns(null, null, "TEST", null);
rs.next();
assertEquals("A", rs.getString("COLUMN_NAME"));
assertEquals(null, rs.getString("COLUMN_DEF"));
rs.next();
assertEquals("B", rs.getString("COLUMN_NAME"));
assertEquals("NULL", rs.getString("COLUMN_DEF"));
assertFalse(rs.next());
stat.execute("DROP TABLE TEST");
conn.close();
}
private void testColumnGenerated() throws SQLException {
Connection conn = getConnection("metaData");
DatabaseMetaData meta = conn.getMetaData();
ResultSet rs;
Statement stat = conn.createStatement();
stat.execute("CREATE TABLE TEST(A INT, B INT AS A + 1)");
rs = meta.getColumns(null, null, "TEST", null);
rs.next();
assertEquals("A", rs.getString("COLUMN_NAME"));
assertEquals("NO", rs.getString("IS_GENERATEDCOLUMN"));
rs.next();
assertEquals("B", rs.getString("COLUMN_NAME"));
assertEquals("YES", rs.getString("IS_GENERATEDCOLUMN"));
assertFalse(rs.next());
stat.execute("DROP TABLE TEST");
conn.close();
}
private void testHiddenColumn() throws SQLException {
Connection conn = getConnection("metaData");
DatabaseMetaData meta = conn.getMetaData();
ResultSet rs;
Statement stat = conn.createStatement();
stat.execute("CREATE TABLE TEST(A INT, B INT INVISIBLE)");
rs = meta.getColumns(null, null, "TEST", null);
assertTrue(rs.next());
assertEquals("A", rs.getString("COLUMN_NAME"));
assertFalse(rs.next());
rs = meta.getPseudoColumns(null, null, "TEST", null);
assertTrue(rs.next());
assertEquals("B", rs.getString("COLUMN_NAME"));
assertEquals("YES", rs.getString("IS_NULLABLE"));
assertTrue(rs.next());
assertEquals("_ROWID_", rs.getString("COLUMN_NAME"));
assertEquals("NO", rs.getString("IS_NULLABLE"));
assertFalse(rs.next());
stat.execute("DROP TABLE TEST");
conn.close();
}
private void testProcedureColumns() throws SQLException {
Connection conn = getConnection("metaData");
DatabaseMetaData meta = conn.getMetaData();
ResultSet rs;
Statement stat = conn.createStatement();
stat.execute("CREATE ALIAS PROP FOR 'java.lang.System.getProperty(java.lang.String)'");
stat.execute("CREATE ALIAS EXIT FOR 'java.lang.System.exit'");
rs = meta.getProcedures(null, null, "EX%");
assertResultSetMeta(rs, 9, new String[] { "PROCEDURE_CAT",
"PROCEDURE_SCHEM", "PROCEDURE_NAME", "RESERVED1",
"RESERVED2", "RESERVED3", "REMARKS",
"PROCEDURE_TYPE", "SPECIFIC_NAME" }, new int[] { Types.VARCHAR,
Types.VARCHAR, Types.VARCHAR, Types.NULL, Types.NULL,
Types.NULL, Types.VARCHAR, Types.SMALLINT, Types.VARCHAR },
null, null);
assertResultSetOrdered(rs, new String[][] { { CATALOG,
Constants.SCHEMA_MAIN, "EXIT", null, null, null, null,
"" + DatabaseMetaData.procedureNoResult, "EXIT_1" } });
rs = meta.getProcedureColumns(null, null, null, null);
assertResultSetMeta(rs, 20, new String[] { "PROCEDURE_CAT",
"PROCEDURE_SCHEM", "PROCEDURE_NAME", "COLUMN_NAME",
"COLUMN_TYPE", "DATA_TYPE", "TYPE_NAME", "PRECISION", "LENGTH",
"SCALE", "RADIX", "NULLABLE", "REMARKS", "COLUMN_DEF",
"SQL_DATA_TYPE", "SQL_DATETIME_SUB", "CHAR_OCTET_LENGTH",
"ORDINAL_POSITION", "IS_NULLABLE", "SPECIFIC_NAME" },
new int[] { Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.VARCHAR, Types.SMALLINT, Types.INTEGER,
Types.VARCHAR, Types.INTEGER, Types.INTEGER,
Types.SMALLINT, Types.SMALLINT, Types.SMALLINT,
Types.VARCHAR, Types.VARCHAR, Types.INTEGER,
Types.INTEGER, Types.INTEGER, Types.INTEGER,
Types.VARCHAR, Types.VARCHAR }, null, null);
assertResultSetOrdered(rs, new String[][] {
{ CATALOG, Constants.SCHEMA_MAIN, "EXIT", "P1",
"" + DatabaseMetaData.procedureColumnIn,
"" + Types.INTEGER, "INTEGER", "32", "32", null, "2",
"" + DatabaseMetaData.procedureNoNulls,
null, null, null, null, null, "1", "", "EXIT_1" },
{ CATALOG, Constants.SCHEMA_MAIN, "PROP", "RESULT",
"" + DatabaseMetaData.procedureColumnReturn,
"" + Types.VARCHAR, "CHARACTER VARYING", "" + MAX_STRING_LENGTH,
"" + MAX_STRING_LENGTH, null, null,
"" + DatabaseMetaData.procedureNullableUnknown,
null, null, null, null, "" + MAX_STRING_LENGTH, "0", "", "PROP_1" },
{ CATALOG, Constants.SCHEMA_MAIN, "PROP", "P1",
"" + DatabaseMetaData.procedureColumnIn,
"" + Types.VARCHAR, "CHARACTER VARYING", "" + MAX_STRING_LENGTH,
"" + MAX_STRING_LENGTH, null, null,
"" + DatabaseMetaData.procedureNullableUnknown,
null, null, null, null, "" + MAX_STRING_LENGTH, "1", "", "PROP_1" }, });
stat.execute("DROP ALIAS EXIT");
stat.execute("DROP ALIAS PROP");
conn.close();
}
private void testTypeInfo() throws SQLException {
Connection conn = getConnection("metaData");
DatabaseMetaData meta = conn.getMetaData();
ResultSet rs;
rs = meta.getTypeInfo();
assertResultSetMeta(rs, 18,
new String[] { "TYPE_NAME", "DATA_TYPE", "PRECISION", "LITERAL_PREFIX", "LITERAL_SUFFIX",
"CREATE_PARAMS", "NULLABLE", "CASE_SENSITIVE", "SEARCHABLE", "UNSIGNED_ATTRIBUTE",
"FIXED_PREC_SCALE", "AUTO_INCREMENT", "LOCAL_TYPE_NAME", "MINIMUM_SCALE", "MAXIMUM_SCALE",
"SQL_DATA_TYPE", "SQL_DATETIME_SUB", "NUM_PREC_RADIX"},
new int[] { Types.VARCHAR, Types.INTEGER, Types.INTEGER, Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.SMALLINT, Types.BOOLEAN, Types.SMALLINT, Types.BOOLEAN, Types.BOOLEAN, Types.BOOLEAN,
Types.VARCHAR, Types.SMALLINT, Types.SMALLINT, Types.INTEGER, Types.INTEGER, Types.INTEGER },
null, null);
testTypeInfo(rs, "TINYINT", Types.TINYINT, 8, null, null, null, false, false, (short) 0, (short) 0, 2);
testTypeInfo(rs, "BIGINT", Types.BIGINT, 64, null, null, null, false, false, (short) 0, (short) 0, 2);
testTypeInfo(rs, "BINARY VARYING", Types.VARBINARY, MAX_STRING_LENGTH, "X'", "'", "LENGTH", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "BINARY", Types.BINARY, MAX_STRING_LENGTH, "X'", "'", "LENGTH", false, false, (short) 0,
(short) 0, 0);
testTypeInfo(rs, "UUID", Types.BINARY, 16, "'", "'", null, false, false, (short) 0, (short) 0, 0);
testTypeInfo(rs, "CHARACTER", Types.CHAR, MAX_STRING_LENGTH, "'", "'", "LENGTH", true, false, (short) 0,
(short) 0, 0);
testTypeInfo(rs, "NUMERIC", Types.NUMERIC, MAX_NUMERIC_PRECISION, null, null, "PRECISION,SCALE", false, true,
(short) 0, Short.MAX_VALUE, 10);
testTypeInfo(rs, "DECFLOAT", Types.NUMERIC, MAX_NUMERIC_PRECISION, null, null, "PRECISION", false, false,
(short) 0, (short) 0, 10);
testTypeInfo(rs, "INTEGER", Types.INTEGER, 32, null, null, null, false, false, (short) 0,
(short) 0, 2);
testTypeInfo(rs, "SMALLINT", Types.SMALLINT, 16, null, null, null, false, false, (short) 0,
(short) 0, 2);
testTypeInfo(rs, "REAL", Types.REAL, 24, null, null, null, false, false, (short) 0, (short) 0, 2);
testTypeInfo(rs, "DOUBLE PRECISION", Types.DOUBLE, 53, null, null, null, false, false, (short) 0, (short) 0,
2);
testTypeInfo(rs, "CHARACTER VARYING", Types.VARCHAR, MAX_STRING_LENGTH, "'", "'", "LENGTH", true, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "VARCHAR_IGNORECASE", Types.VARCHAR, MAX_STRING_LENGTH, "'", "'", "LENGTH", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "BOOLEAN", Types.BOOLEAN, 1, null, null, null, false, false, (short) 0,
(short) 0, 0);
testTypeInfo(rs, "DATE", Types.DATE, 10, "DATE '", "'", null, false, false, (short) 0, (short) 0, 0);
testTypeInfo(rs, "TIME", Types.TIME, 18, "TIME '", "'", "SCALE", false, false, (short) 0, (short) 9, 0);
testTypeInfo(rs, "TIMESTAMP", Types.TIMESTAMP, 29, "TIMESTAMP '", "'", "SCALE", false, false, (short) 0,
(short) 9, 0);
testTypeInfo(rs, "INTERVAL YEAR", Types.OTHER, 18, "INTERVAL '", "' YEAR", "PRECISION", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "INTERVAL MONTH", Types.OTHER, 18, "INTERVAL '", "' MONTH", "PRECISION", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "INTERVAL DAY", Types.OTHER, 18, "INTERVAL '", "' DAY", "PRECISION", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "INTERVAL HOUR", Types.OTHER, 18, "INTERVAL '", "' HOUR", "PRECISION", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "INTERVAL MINUTE", Types.OTHER, 18, "INTERVAL '", "' MINUTE", "PRECISION", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "INTERVAL SECOND", Types.OTHER, 18, "INTERVAL '", "' SECOND", "PRECISION,SCALE", false, false,
(short) 0, (short) 9, 0);
testTypeInfo(rs, "INTERVAL YEAR TO MONTH", Types.OTHER, 18, "INTERVAL '", "' YEAR TO MONTH", "PRECISION",
false, false, (short) 0, (short) 0, 0);
testTypeInfo(rs, "INTERVAL DAY TO HOUR", Types.OTHER, 18, "INTERVAL '", "' DAY TO HOUR", "PRECISION",
false, false, (short) 0, (short) 0, 0);
testTypeInfo(rs, "INTERVAL DAY TO MINUTE", Types.OTHER, 18, "INTERVAL '", "' DAY TO MINUTE", "PRECISION",
false, false, (short) 0, (short) 0, 0);
testTypeInfo(rs, "INTERVAL DAY TO SECOND", Types.OTHER, 18, "INTERVAL '", "' DAY TO SECOND", "PRECISION,SCALE",
false, false, (short) 0, (short) 9, 0);
testTypeInfo(rs, "INTERVAL HOUR TO MINUTE", Types.OTHER, 18, "INTERVAL '", "' HOUR TO MINUTE", "PRECISION",
false, false, (short) 0, (short) 0, 0);
testTypeInfo(rs, "INTERVAL HOUR TO SECOND", Types.OTHER, 18, "INTERVAL '", "' HOUR TO SECOND",
"PRECISION,SCALE", false, false, (short) 0, (short) 9, 0);
testTypeInfo(rs, "INTERVAL MINUTE TO SECOND", Types.OTHER, 18, "INTERVAL '", "' MINUTE TO SECOND",
"PRECISION,SCALE", false, false, (short) 0, (short) 9, 0);
testTypeInfo(rs, "ENUM", Types.OTHER, MAX_STRING_LENGTH, "'", "'", "ELEMENT [,...]", false, false, (short) 0,
(short) 0, 0);
testTypeInfo(rs, "GEOMETRY", Types.OTHER, Integer.MAX_VALUE, "'", "'", "TYPE,SRID", false, false, (short) 0,
(short) 0, 0);
testTypeInfo(rs, "JSON", Types.OTHER, MAX_STRING_LENGTH, "JSON '", "'", "LENGTH", true, false, (short) 0,
(short) 0, 0);
testTypeInfo(rs, "ROW", Types.OTHER, 0, "ROW(", ")", "NAME DATA_TYPE [,...]", false, false, (short) 0,
(short) 0, 0);
testTypeInfo(rs, "JAVA_OBJECT", Types.JAVA_OBJECT, MAX_STRING_LENGTH, "X'", "'", "LENGTH", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "ARRAY", Types.ARRAY, MAX_ARRAY_CARDINALITY, "ARRAY[", "]", "CARDINALITY", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "BINARY LARGE OBJECT", Types.BLOB, Integer.MAX_VALUE, "X'", "'", "LENGTH", false, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "CHARACTER LARGE OBJECT", Types.CLOB, Integer.MAX_VALUE, "'", "'", "LENGTH", true, false,
(short) 0, (short) 0, 0);
testTypeInfo(rs, "TIME WITH TIME ZONE", Types.TIME_WITH_TIMEZONE, 24, "TIME WITH TIME ZONE '", "'", "SCALE",
false, false, (short) 0, (short) 9, 0);
testTypeInfo(rs, "TIMESTAMP WITH TIME ZONE", Types.TIMESTAMP_WITH_TIMEZONE, 35, "TIMESTAMP WITH TIME ZONE '",
"'", "SCALE", false, false, (short) 0, (short) 9, 0);
assertFalse(rs.next());
conn.close();
}
private void testTypeInfo(ResultSet rs, String name, int type, long precision, String prefix, String suffix,
String params, boolean caseSensitive, boolean fixed, short minScale, short maxScale, int radix)
throws SQLException {
assertTrue(rs.next());
assertEquals(name, rs.getString(1));
assertEquals(type, rs.getInt(2));
assertEquals(precision, rs.getLong(3));
assertEquals(prefix, rs.getString(4));
assertEquals(suffix, rs.getString(5));
assertEquals(params, rs.getString(6));
assertEquals(DatabaseMetaData.typeNullable, rs.getShort(7));
assertEquals(caseSensitive, rs.getBoolean(8));
assertEquals(DatabaseMetaData.typeSearchable, rs.getShort(9));
assertFalse(rs.getBoolean(10));
assertEquals(fixed, rs.getBoolean(11));
assertFalse(rs.getBoolean(12));
assertEquals(name, rs.getString(13));
assertEquals(minScale, rs.getShort(14));
assertEquals(maxScale, rs.getShort(15));
rs.getInt(16);
assertTrue(rs.wasNull());
rs.getInt(17);
assertTrue(rs.wasNull());
if (radix != 0) {
assertEquals(radix, rs.getInt(18));
} else {
rs.getInt(18);
assertTrue(rs.wasNull());
}
}
private void testUDTs() throws SQLException {
Connection conn = getConnection("metaData");
DatabaseMetaData meta = conn.getMetaData();
ResultSet rs;
rs = meta.getUDTs(null, null, null, null);
assertResultSetMeta(rs, 7,
new String[] { "TYPE_CAT", "TYPE_SCHEM", "TYPE_NAME",
"CLASS_NAME", "DATA_TYPE", "REMARKS", "BASE_TYPE" },
new int[] { Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.VARCHAR, Types.INTEGER, Types.VARCHAR,
Types.SMALLINT }, null, null);
conn.close();
}
private void testCrossReferences() throws SQLException {
Connection conn = getConnection("metaData");
DatabaseMetaData meta = conn.getMetaData();
ResultSet rs;
Statement stat = conn.createStatement();
stat.execute("CREATE TABLE PARENT(A INT, B INT, PRIMARY KEY(A, B))");
stat.execute("CREATE TABLE CHILD(ID INT PRIMARY KEY, PA INT, PB INT, " +
"CONSTRAINT AB FOREIGN KEY(PA, PB) REFERENCES PARENT(A, B))");
rs = meta.getCrossReference(null, "PUBLIC", "PARENT", null, "PUBLIC", "CHILD");
checkCrossRef(rs);
rs = meta.getImportedKeys(null, "PUBLIC", "CHILD");
checkCrossRef(rs);
rs = meta.getExportedKeys(null, "PUBLIC", "PARENT");
checkCrossRef(rs);
stat.execute("DROP TABLE PARENT, CHILD");
conn.close();
}
private void checkCrossRef(ResultSet rs) throws SQLException {
assertResultSetMeta(rs, 14, new String[] { "PKTABLE_CAT",
"PKTABLE_SCHEM", "PKTABLE_NAME", "PKCOLUMN_NAME",
"FKTABLE_CAT", "FKTABLE_SCHEM", "FKTABLE_NAME",
"FKCOLUMN_NAME", "KEY_SEQ", "UPDATE_RULE", "DELETE_RULE",
"FK_NAME", "PK_NAME", "DEFERRABILITY" }, new int[] {
Types.VARCHAR, Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.VARCHAR, Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.SMALLINT, Types.SMALLINT, Types.SMALLINT, Types.VARCHAR,
Types.VARCHAR, Types.SMALLINT }, null, null);
assertResultSetOrdered(rs, new String[][] {
{ CATALOG, Constants.SCHEMA_MAIN, "PARENT", "A", CATALOG,
Constants.SCHEMA_MAIN, "CHILD", "PA", "1",
"" + DatabaseMetaData.importedKeyRestrict,
"" + DatabaseMetaData.importedKeyRestrict, "AB",
"CONSTRAINT_8",
"" + DatabaseMetaData.importedKeyNotDeferrable },
{ CATALOG, Constants.SCHEMA_MAIN, "PARENT", "B", CATALOG,
Constants.SCHEMA_MAIN, "CHILD", "PB", "2",
"" + DatabaseMetaData.importedKeyRestrict,
"" + DatabaseMetaData.importedKeyRestrict, "AB",
"CONSTRAINT_8",
"" + DatabaseMetaData.importedKeyNotDeferrable } });
}
private void testTempTable() throws SQLException {
Connection conn = getConnection("metaData");
Statement stat = conn.createStatement();
stat.execute("DROP TABLE IF EXISTS TEST_TEMP");
stat.execute("CREATE TEMP TABLE TEST_TEMP" +
"(ID INT PRIMARY KEY, NAME VARCHAR(255))");
stat.execute("CREATE INDEX IDX_NAME ON TEST_TEMP(NAME)");
stat.execute("ALTER TABLE TEST_TEMP ADD FOREIGN KEY(ID) REFERENCES(ID)");
conn.close();
conn = getConnection("metaData");
stat = conn.createStatement();
stat.execute("CREATE TEMP TABLE TEST_TEMP" +
"(ID INT PRIMARY KEY, NAME VARCHAR(255))");
ResultSet rs = stat.executeQuery("SELECT STORAGE_TYPE FROM "
+ "INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME='TEST_TEMP'");
rs.next();
assertEquals("GLOBAL TEMPORARY", rs.getString("STORAGE_TYPE"));
stat.execute("DROP TABLE IF EXISTS TEST_TEMP");
conn.close();
}
private void testStatic() throws SQLException {
Driver dr = org.h2.Driver.load();
Connection conn = getConnection("metaData");
DatabaseMetaData meta = conn.getMetaData();
assertEquals(dr.getMajorVersion(), meta.getDriverMajorVersion());
assertEquals(dr.getMinorVersion(), meta.getDriverMinorVersion());
assertTrue(dr.jdbcCompliant());
assertEquals(0, dr.getPropertyInfo(null, null).length);
assertNull(dr.connect("jdbc:test:false", null));
assertTrue(meta.getNumericFunctions().length() > 0);
assertTrue(meta.getStringFunctions().length() > 0);
assertTrue(meta.getSystemFunctions().length() > 0);
assertTrue(meta.getTimeDateFunctions().length() > 0);
assertTrue(meta.allProceduresAreCallable());
assertTrue(meta.allTablesAreSelectable());
assertTrue(meta.dataDefinitionCausesTransactionCommit());
assertFalse(meta.dataDefinitionIgnoredInTransactions());
assertFalse(meta.deletesAreDetected(ResultSet.TYPE_FORWARD_ONLY));
assertFalse(meta.deletesAreDetected(ResultSet.TYPE_SCROLL_INSENSITIVE));
assertFalse(meta.deletesAreDetected(ResultSet.TYPE_SCROLL_SENSITIVE));
assertFalse(meta.doesMaxRowSizeIncludeBlobs());
assertEquals(".", meta.getCatalogSeparator());
assertEquals("catalog", meta.getCatalogTerm());
assertTrue(meta.getConnection() == conn);
String versionStart = meta.getDatabaseMajorVersion() + "." +
meta.getDatabaseMinorVersion();
assertTrue(meta.getDatabaseProductVersion().startsWith(versionStart));
assertEquals(meta.getDatabaseMajorVersion(),
meta.getDriverMajorVersion());
assertEquals(meta.getDatabaseMinorVersion(),
meta.getDriverMinorVersion());
int majorVersion = 4;
assertEquals(majorVersion, meta.getJDBCMajorVersion());
assertEquals(2, meta.getJDBCMinorVersion());
assertEquals("H2", meta.getDatabaseProductName());
assertEquals(Connection.TRANSACTION_READ_COMMITTED,
meta.getDefaultTransactionIsolation());
assertEquals("H2 JDBC Driver", meta.getDriverName());
versionStart = meta.getDriverMajorVersion() + "." +
meta.getDriverMinorVersion();
assertTrue(meta.getDriverVersion().startsWith(versionStart));
assertEquals("", meta.getExtraNameCharacters());
assertEquals("\"", meta.getIdentifierQuoteString());
assertEquals(0, meta.getMaxBinaryLiteralLength());
assertEquals(0, meta.getMaxCatalogNameLength());
assertEquals(0, meta.getMaxCharLiteralLength());
assertEquals(0, meta.getMaxColumnNameLength());
assertEquals(0, meta.getMaxColumnsInGroupBy());
assertEquals(0, meta.getMaxColumnsInIndex());
assertEquals(0, meta.getMaxColumnsInOrderBy());
assertEquals(0, meta.getMaxColumnsInSelect());
assertEquals(0, meta.getMaxColumnsInTable());
assertEquals(0, meta.getMaxConnections());
assertEquals(0, meta.getMaxCursorNameLength());
assertEquals(0, meta.getMaxIndexLength());
assertEquals(0, meta.getMaxProcedureNameLength());
assertEquals(0, meta.getMaxRowSize());
assertEquals(0, meta.getMaxSchemaNameLength());
assertEquals(0, meta.getMaxStatementLength());
assertEquals(0, meta.getMaxStatements());
assertEquals(0, meta.getMaxTableNameLength());
assertEquals(0, meta.getMaxTablesInSelect());
assertEquals(0, meta.getMaxUserNameLength());
assertEquals("procedure", meta.getProcedureTerm());
assertEquals(ResultSet.CLOSE_CURSORS_AT_COMMIT,
meta.getResultSetHoldability());
assertEquals(DatabaseMetaData.sqlStateSQL, meta.getSQLStateType());
assertFalse(meta.locatorsUpdateCopy());
assertEquals("schema", meta.getSchemaTerm());
assertEquals("\\", meta.getSearchStringEscape());
assertTrue(meta.getURL().startsWith("jdbc:h2:"));
assertTrue(meta.getUserName().length() > 1);
assertFalse(meta.insertsAreDetected(
ResultSet.TYPE_FORWARD_ONLY));
assertFalse(meta.insertsAreDetected(
ResultSet.TYPE_SCROLL_INSENSITIVE));
assertFalse(meta.insertsAreDetected(
ResultSet.TYPE_SCROLL_SENSITIVE));
assertTrue(meta.isCatalogAtStart());
assertFalse(meta.isReadOnly());
assertTrue(meta.nullPlusNonNullIsNull());
assertFalse(meta.othersDeletesAreVisible(
ResultSet.TYPE_FORWARD_ONLY));
assertFalse(meta.othersDeletesAreVisible(
ResultSet.TYPE_SCROLL_INSENSITIVE));
assertFalse(meta.othersDeletesAreVisible(
ResultSet.TYPE_SCROLL_SENSITIVE));
assertFalse(meta.othersInsertsAreVisible(
ResultSet.TYPE_FORWARD_ONLY));
assertFalse(meta.othersInsertsAreVisible(
ResultSet.TYPE_SCROLL_INSENSITIVE));
assertFalse(meta.othersInsertsAreVisible(
ResultSet.TYPE_SCROLL_SENSITIVE));
assertFalse(meta.othersUpdatesAreVisible(
ResultSet.TYPE_FORWARD_ONLY));
assertFalse(meta.othersUpdatesAreVisible(
ResultSet.TYPE_SCROLL_INSENSITIVE));
assertFalse(meta.othersUpdatesAreVisible(
ResultSet.TYPE_SCROLL_SENSITIVE));
assertFalse(meta.ownDeletesAreVisible(
ResultSet.TYPE_FORWARD_ONLY));
assertFalse(meta.ownDeletesAreVisible(
ResultSet.TYPE_SCROLL_INSENSITIVE));
assertFalse(meta.ownDeletesAreVisible(
ResultSet.TYPE_SCROLL_SENSITIVE));
assertFalse(meta.ownInsertsAreVisible(
ResultSet.TYPE_FORWARD_ONLY));
assertFalse(meta.ownInsertsAreVisible(
ResultSet.TYPE_SCROLL_INSENSITIVE));
assertFalse(meta.ownInsertsAreVisible(
ResultSet.TYPE_SCROLL_SENSITIVE));
assertTrue(meta.ownUpdatesAreVisible(
ResultSet.TYPE_FORWARD_ONLY));
assertTrue(meta.ownUpdatesAreVisible(
ResultSet.TYPE_SCROLL_INSENSITIVE));
assertTrue(meta.ownUpdatesAreVisible(
ResultSet.TYPE_SCROLL_SENSITIVE));
assertFalse(meta.storesLowerCaseIdentifiers());
assertFalse(meta.storesLowerCaseQuotedIdentifiers());
assertFalse(meta.storesMixedCaseIdentifiers());
assertFalse(meta.storesMixedCaseQuotedIdentifiers());
assertTrue(meta.storesUpperCaseIdentifiers());
assertFalse(meta.storesUpperCaseQuotedIdentifiers());
assertTrue(meta.supportsAlterTableWithAddColumn());
assertTrue(meta.supportsAlterTableWithDropColumn());
assertTrue(meta.supportsANSI92EntryLevelSQL());
assertFalse(meta.supportsANSI92IntermediateSQL());
assertFalse(meta.supportsANSI92FullSQL());
assertTrue(meta.supportsBatchUpdates());
assertTrue(meta.supportsCatalogsInDataManipulation());
assertTrue(meta.supportsCatalogsInIndexDefinitions());
assertTrue(meta.supportsCatalogsInPrivilegeDefinitions());
assertFalse(meta.supportsCatalogsInProcedureCalls());
assertTrue(meta.supportsCatalogsInTableDefinitions());
assertTrue(meta.supportsColumnAliasing());
assertTrue(meta.supportsConvert());
assertTrue(meta.supportsConvert(Types.INTEGER, Types.VARCHAR));
assertTrue(meta.supportsCoreSQLGrammar());
assertTrue(meta.supportsCorrelatedSubqueries());
assertFalse(meta.supportsDataDefinitionAndDataManipulationTransactions());
assertTrue(meta.supportsDataManipulationTransactionsOnly());
assertFalse(meta.supportsDifferentTableCorrelationNames());
assertTrue(meta.supportsExpressionsInOrderBy());
assertFalse(meta.supportsExtendedSQLGrammar());
assertFalse(meta.supportsFullOuterJoins());
assertTrue(meta.supportsGetGeneratedKeys());
assertFalse(meta.supportsMultipleOpenResults());
assertFalse(meta.supportsNamedParameters());
assertTrue(meta.supportsGroupBy());
assertTrue(meta.supportsGroupByBeyondSelect());
assertTrue(meta.supportsGroupByUnrelated());
assertTrue(meta.supportsIntegrityEnhancementFacility());
assertTrue(meta.supportsLikeEscapeClause());
assertTrue(meta.supportsLimitedOuterJoins());
assertTrue(meta.supportsMinimumSQLGrammar());
assertFalse(meta.supportsMixedCaseIdentifiers());
assertTrue(meta.supportsMixedCaseQuotedIdentifiers());
assertFalse(meta.supportsMultipleResultSets());
assertTrue(meta.supportsMultipleTransactions());
assertTrue(meta.supportsNonNullableColumns());
assertFalse(meta.supportsOpenCursorsAcrossCommit());
assertFalse(meta.supportsOpenCursorsAcrossRollback());
assertTrue(meta.supportsOpenStatementsAcrossCommit());
assertTrue(meta.supportsOpenStatementsAcrossRollback());
assertTrue(meta.supportsOrderByUnrelated());
assertTrue(meta.supportsOuterJoins());
assertFalse(meta.supportsPositionedDelete());
assertFalse(meta.supportsPositionedUpdate());
assertTrue(meta.supportsResultSetConcurrency(
ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_READ_ONLY));
assertTrue(meta.supportsResultSetConcurrency(
ResultSet.TYPE_FORWARD_ONLY, ResultSet.CONCUR_UPDATABLE));
assertTrue(meta.supportsResultSetConcurrency(
ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_READ_ONLY));
assertTrue(meta.supportsResultSetConcurrency(
ResultSet.TYPE_SCROLL_INSENSITIVE, ResultSet.CONCUR_UPDATABLE));
assertFalse(meta.supportsResultSetConcurrency(
ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_READ_ONLY));
assertFalse(meta.supportsResultSetConcurrency(
ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE));
assertFalse(meta.supportsResultSetHoldability(
ResultSet.HOLD_CURSORS_OVER_COMMIT));
assertTrue(meta.supportsResultSetHoldability(
ResultSet.CLOSE_CURSORS_AT_COMMIT));
assertTrue(meta.supportsSavepoints());
assertFalse(meta.supportsStatementPooling());
assertTrue(meta.supportsResultSetType(
ResultSet.TYPE_FORWARD_ONLY));
assertTrue(meta.supportsResultSetType(
ResultSet.TYPE_SCROLL_INSENSITIVE));
assertFalse(meta.supportsResultSetType(
ResultSet.TYPE_SCROLL_SENSITIVE));
assertTrue(meta.supportsSchemasInDataManipulation());
assertTrue(meta.supportsSchemasInIndexDefinitions());
assertTrue(meta.supportsSchemasInPrivilegeDefinitions());
assertTrue(meta.supportsSchemasInProcedureCalls());
assertTrue(meta.supportsSchemasInTableDefinitions());
assertTrue(meta.supportsSelectForUpdate());
assertFalse(meta.supportsStoredProcedures());
assertTrue(meta.supportsSubqueriesInComparisons());
assertTrue(meta.supportsSubqueriesInExists());
assertTrue(meta.supportsSubqueriesInIns());
assertTrue(meta.supportsSubqueriesInQuantifieds());
assertTrue(meta.supportsTableCorrelationNames());
assertTrue(meta.supportsTransactions());
assertFalse(meta.supportsTransactionIsolationLevel(Connection.TRANSACTION_NONE));
assertTrue(meta.supportsTransactionIsolationLevel(Connection.TRANSACTION_READ_COMMITTED));
assertTrue(meta.supportsTransactionIsolationLevel(Connection.TRANSACTION_READ_UNCOMMITTED));
assertTrue(meta.supportsTransactionIsolationLevel(Connection.TRANSACTION_REPEATABLE_READ));
assertTrue(meta.supportsTransactionIsolationLevel(Constants.TRANSACTION_SNAPSHOT));
assertTrue(meta.supportsTransactionIsolationLevel(Connection.TRANSACTION_SERIALIZABLE));
assertTrue(meta.supportsUnion());
assertTrue(meta.supportsUnionAll());
assertFalse(meta.updatesAreDetected(ResultSet.TYPE_FORWARD_ONLY));
assertFalse(meta.updatesAreDetected(ResultSet.TYPE_SCROLL_INSENSITIVE));
assertFalse(meta.updatesAreDetected(ResultSet.TYPE_SCROLL_SENSITIVE));
assertFalse(meta.usesLocalFilePerTable());
assertTrue(meta.usesLocalFiles());
conn.close();
}
private void testNullsAreSortedAt() throws SQLException {
Connection conn = getConnection("metaData");
Statement stat = conn.createStatement();
DatabaseMetaData meta = conn.getMetaData();
testNullsAreSortedAt(meta, DefaultNullOrdering.LOW);
stat.execute("SET DEFAULT_NULL_ORDERING LOW");
testNullsAreSortedAt(meta, DefaultNullOrdering.LOW);
stat.execute("SET DEFAULT_NULL_ORDERING HIGH");
testNullsAreSortedAt(meta, DefaultNullOrdering.HIGH);
stat.execute("SET DEFAULT_NULL_ORDERING FIRST");
testNullsAreSortedAt(meta, DefaultNullOrdering.FIRST);
stat.execute("SET DEFAULT_NULL_ORDERING LAST");
testNullsAreSortedAt(meta, DefaultNullOrdering.LAST);
stat.execute("SET DEFAULT_NULL_ORDERING LOW");
conn.close();
}
private void testNullsAreSortedAt(DatabaseMetaData meta, DefaultNullOrdering ordering) throws SQLException {
assertEquals(ordering == DefaultNullOrdering.HIGH, meta.nullsAreSortedHigh());
assertEquals(ordering == DefaultNullOrdering.LOW, meta.nullsAreSortedLow());
assertEquals(ordering == DefaultNullOrdering.FIRST, meta.nullsAreSortedAtStart());
assertEquals(ordering == DefaultNullOrdering.LAST, meta.nullsAreSortedAtEnd());
}
private void testMore() throws SQLException {
Connection conn = getConnection("metaData");
DatabaseMetaData meta = conn.getMetaData();
Statement stat = conn.createStatement();
ResultSet rs;
conn.setReadOnly(true);
conn.setReadOnly(false);
assertFalse(conn.isReadOnly());
assertTrue(conn.isReadOnly() == meta.isReadOnly());
assertTrue(conn == meta.getConnection());
// currently, setCatalog is ignored
conn.setCatalog("XYZ");
trace(conn.getCatalog());
String product = meta.getDatabaseProductName();
trace("meta.getDatabaseProductName:" + product);
String version = meta.getDatabaseProductVersion();
trace("meta.getDatabaseProductVersion:" + version);
int major = meta.getDriverMajorVersion();
trace("meta.getDriverMajorVersion:" + major);
int minor = meta.getDriverMinorVersion();
trace("meta.getDriverMinorVersion:" + minor);
String driverName = meta.getDriverName();
trace("meta.getDriverName:" + driverName);
String driverVersion = meta.getDriverVersion();
trace("meta.getDriverVersion:" + driverVersion);
meta.getSearchStringEscape();
String url = meta.getURL();
trace("meta.getURL:" + url);
String user = meta.getUserName();
trace("meta.getUserName:" + user);
trace("meta.nullsAreSortedHigh:" + meta.nullsAreSortedHigh());
trace("meta.nullsAreSortedLow:" + meta.nullsAreSortedLow());
trace("meta.nullsAreSortedAtStart:" + meta.nullsAreSortedAtStart());
trace("meta.nullsAreSortedAtEnd:" + meta.nullsAreSortedAtEnd());
int count = (meta.nullsAreSortedHigh() ? 1 : 0) +
(meta.nullsAreSortedLow() ? 1 : 0) +
(meta.nullsAreSortedAtStart() ? 1 : 0) +
(meta.nullsAreSortedAtEnd() ? 1 : 0);
assertTrue(count == 1);
trace("meta.allProceduresAreCallable:" +
meta.allProceduresAreCallable());
assertTrue(meta.allProceduresAreCallable());
trace("meta.allTablesAreSelectable:" + meta.allTablesAreSelectable());
assertTrue(meta.allTablesAreSelectable());
trace("getTables");
rs = meta.getTables(null, Constants.SCHEMA_MAIN, null,
new String[] { "TABLE" });
assertResultSetMeta(rs, 10, new String[] { "TABLE_CAT", "TABLE_SCHEM",
"TABLE_NAME", "TABLE_TYPE", "REMARKS", "TYPE_CAT",
"TYPE_SCHEM", "TYPE_NAME", "SELF_REFERENCING_COL_NAME",
"REF_GENERATION" }, new int[] { Types.VARCHAR,
Types.VARCHAR, Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.VARCHAR, Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.VARCHAR }, null, null);
if (rs.next()) {
fail("Database is not empty after dropping all tables");
}
stat.executeUpdate("CREATE TABLE TEST(" + "ID INT PRIMARY KEY,"
+ "TEXT_V VARCHAR(120)," + "DEC_V DECIMAL(12,3)," + "NUM_V NUMERIC(12,3),"
+ "DATE_V DATETIME," + "BLOB_V BLOB," + "CLOB_V CLOB" + ")");
rs = meta.getTables(null, Constants.SCHEMA_MAIN, null,
new String[] { "TABLE" });
assertResultSetOrdered(rs, new String[][] { { CATALOG,
Constants.SCHEMA_MAIN, "TEST", "BASE TABLE" } });
trace("getColumns");
rs = meta.getColumns(null, null, "TEST", null);
assertResultSetMeta(rs, 24, new String[] { "TABLE_CAT", "TABLE_SCHEM",
"TABLE_NAME", "COLUMN_NAME", "DATA_TYPE", "TYPE_NAME",
"COLUMN_SIZE", "BUFFER_LENGTH", "DECIMAL_DIGITS",
"NUM_PREC_RADIX", "NULLABLE", "REMARKS", "COLUMN_DEF",
"SQL_DATA_TYPE", "SQL_DATETIME_SUB", "CHAR_OCTET_LENGTH",
"ORDINAL_POSITION", "IS_NULLABLE", "SCOPE_CATALOG",
"SCOPE_SCHEMA", "SCOPE_TABLE", "SOURCE_DATA_TYPE",
"IS_AUTOINCREMENT", "IS_GENERATEDCOLUMN" }, new int[] {
Types.VARCHAR, Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.INTEGER, Types.VARCHAR, Types.INTEGER, Types.INTEGER,
Types.INTEGER, Types.INTEGER, Types.INTEGER, Types.VARCHAR,
Types.VARCHAR, Types.INTEGER, Types.INTEGER, Types.INTEGER,
Types.INTEGER, Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.VARCHAR, Types.SMALLINT, Types.VARCHAR, Types.VARCHAR },
null, null);
assertResultSetOrdered(rs, new String[][] {
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "ID",
"" + Types.INTEGER, "INTEGER", "32", null, "0", "2",
"" + DatabaseMetaData.columnNoNulls, null, null,
null, null, "32", "1", "NO" },
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "TEXT_V",
"" + Types.VARCHAR, "CHARACTER VARYING", "120", null, "0", null,
"" + DatabaseMetaData.columnNullable, null, null,
null, null, "120", "2", "YES" },
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "DEC_V",
"" + Types.DECIMAL, "DECIMAL", "12", null, "3", "10",
"" + DatabaseMetaData.columnNullable, null, null,
null, null, "12", "3", "YES" },
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "NUM_V",
"" + Types.NUMERIC, "NUMERIC", "12", null, "3", "10",
"" + DatabaseMetaData.columnNullable, null, null,
null, null, "12", "4", "YES" },
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "DATE_V",
"" + Types.TIMESTAMP, "TIMESTAMP", "26", null, "6", null,
"" + DatabaseMetaData.columnNullable, null, null,
null, null, "26", "5", "YES" },
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "BLOB_V",
"" + Types.BLOB, "BINARY LARGE OBJECT", "" + Integer.MAX_VALUE, null, "0", null,
"" + DatabaseMetaData.columnNullable, null, null,
null, null, "" + Integer.MAX_VALUE, "6",
"YES" },
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "CLOB_V",
"" + Types.CLOB, "CHARACTER LARGE OBJECT", "" + Integer.MAX_VALUE, null, "0", null,
"" + DatabaseMetaData.columnNullable, null, null,
null, null, "" + Integer.MAX_VALUE, "7",
"YES" } });
/*
* rs=meta.getColumns(null,null,"TEST",null); while(rs.next()) { int
* datatype=rs.getInt(5); }
*/
trace("getIndexInfo");
stat.executeUpdate("CREATE INDEX IDX_TEXT_DEC ON TEST(TEXT_V,DEC_V)");
stat.executeUpdate("CREATE UNIQUE INDEX IDX_DATE ON TEST(DATE_V)");
rs = meta.getIndexInfo(null, null, "TEST", false, false);
assertResultSetMeta(rs, 13, new String[] { "TABLE_CAT", "TABLE_SCHEM",
"TABLE_NAME", "NON_UNIQUE", "INDEX_QUALIFIER", "INDEX_NAME",
"TYPE", "ORDINAL_POSITION", "COLUMN_NAME", "ASC_OR_DESC",
"CARDINALITY", "PAGES", "FILTER_CONDITION" },
new int[] { Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.BOOLEAN, Types.VARCHAR, Types.VARCHAR,
Types.SMALLINT, Types.SMALLINT, Types.VARCHAR,
Types.VARCHAR, Types.BIGINT, Types.BIGINT,
Types.VARCHAR }, null, null);
assertResultSetOrdered(rs, new String[][] {
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "FALSE", CATALOG,
"IDX_DATE", "" + DatabaseMetaData.tableIndexStatistic, "1",
"DATE_V", "A", "0", "0" },
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "FALSE", CATALOG,
"PRIMARY_KEY_2", "" + DatabaseMetaData.tableIndexOther,
"1", "ID", "A", "0", "0" },
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "TRUE", CATALOG,
"IDX_TEXT_DEC", "" + DatabaseMetaData.tableIndexStatistic,
"1", "TEXT_V", "A", "0", "0" },
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "TRUE", CATALOG,
"IDX_TEXT_DEC", "" + DatabaseMetaData.tableIndexStatistic,
"2", "DEC_V", "A", "0", "0" }, },
new int[] { 11 });
stat.executeUpdate("DROP INDEX IDX_TEXT_DEC");
stat.executeUpdate("DROP INDEX IDX_DATE");
rs = meta.getIndexInfo(null, null, "TEST", false, false);
assertResultSetMeta(rs, 13, new String[] { "TABLE_CAT", "TABLE_SCHEM",
"TABLE_NAME", "NON_UNIQUE", "INDEX_QUALIFIER", "INDEX_NAME",
"TYPE", "ORDINAL_POSITION", "COLUMN_NAME", "ASC_OR_DESC",
"CARDINALITY", "PAGES", "FILTER_CONDITION" },
new int[] { Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.BOOLEAN, Types.VARCHAR, Types.VARCHAR,
Types.SMALLINT, Types.SMALLINT, Types.VARCHAR,
Types.VARCHAR, Types.BIGINT, Types.BIGINT,
Types.VARCHAR }, null, null);
assertResultSetOrdered(rs, new String[][] { { CATALOG,
Constants.SCHEMA_MAIN, "TEST", "FALSE", CATALOG,
"PRIMARY_KEY_2", "" + DatabaseMetaData.tableIndexOther, "1",
"ID", "A", "0", "0" } },
new int[] { 11 });
trace("getPrimaryKeys");
rs = meta.getPrimaryKeys(null, null, "TEST");
assertResultSetMeta(rs, 6, new String[] { "TABLE_CAT", "TABLE_SCHEM",
"TABLE_NAME", "COLUMN_NAME", "KEY_SEQ", "PK_NAME" }, new int[] {
Types.VARCHAR, Types.VARCHAR, Types.VARCHAR, Types.VARCHAR,
Types.SMALLINT, Types.VARCHAR }, null, null);
assertResultSetOrdered(rs, new String[][] { { CATALOG,
Constants.SCHEMA_MAIN, "TEST", "ID", "1", "CONSTRAINT_2" }, });
trace("getTables - using a wildcard");
stat.executeUpdate(
"CREATE TABLE T_2(B INT,A VARCHAR(6),C INT,PRIMARY KEY(C,A,B))");
stat.executeUpdate(
"CREATE TABLE TX2(B INT,A VARCHAR(6),C INT,PRIMARY KEY(C,A,B))");
rs = meta.getTables(null, null, "T_2", null);
assertResultSetOrdered(rs, new String[][] {
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "BASE TABLE" },
{ CATALOG, Constants.SCHEMA_MAIN, "T_2", "BASE TABLE" } });
trace("getTables - using a quoted _ character");
rs = meta.getTables(null, null, "T\\_2", null);
assertResultSetOrdered(rs, new String[][] { { CATALOG,
Constants.SCHEMA_MAIN, "T_2", "BASE TABLE" } });
trace("getTables - using the % wildcard");
rs = meta.getTables(null, Constants.SCHEMA_MAIN, "%",
new String[] { "TABLE" });
assertResultSetOrdered(rs, new String[][] {
{ CATALOG, Constants.SCHEMA_MAIN, "TEST", "BASE TABLE" },
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "BASE TABLE" },
{ CATALOG, Constants.SCHEMA_MAIN, "T_2", "BASE TABLE" } });
stat.execute("DROP TABLE TEST");
trace("getColumns - using wildcards");
rs = meta.getColumns(null, null, "___", "B%");
assertResultSetOrdered(rs, new String[][] {
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "B",
"" + Types.INTEGER, "INTEGER", "32" },
{ CATALOG, Constants.SCHEMA_MAIN, "T_2", "B",
"" + Types.INTEGER, "INTEGER", "32" }, });
trace("getColumns - using wildcards");
rs = meta.getColumns(null, null, "_\\__", "%");
assertResultSetOrdered(rs, new String[][] {
{ CATALOG, Constants.SCHEMA_MAIN, "T_2", "B",
"" + Types.INTEGER, "INTEGER", "32" },
{ CATALOG, Constants.SCHEMA_MAIN, "T_2", "A",
"" + Types.VARCHAR, "CHARACTER VARYING", "6" },
{ CATALOG, Constants.SCHEMA_MAIN, "T_2", "C",
"" + Types.INTEGER, "INTEGER", "32" }, });
trace("getIndexInfo");
stat.executeUpdate("CREATE UNIQUE INDEX A_INDEX ON TX2(B,C,A)");
stat.executeUpdate("CREATE INDEX B_INDEX ON TX2(A,B,C)");
rs = meta.getIndexInfo(null, null, "TX2", false, false);
assertResultSetOrdered(rs, new String[][] {
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "FALSE", CATALOG,
"A_INDEX", "" + DatabaseMetaData.tableIndexOther, "1",
"B", "A" },
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "FALSE", CATALOG,
"A_INDEX", "" + DatabaseMetaData.tableIndexOther, "2",
"C", "A" },
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "FALSE", CATALOG,
"A_INDEX", "" + DatabaseMetaData.tableIndexOther, "3",
"A", "A" },
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "FALSE", CATALOG,
"PRIMARY_KEY_14",
"" + DatabaseMetaData.tableIndexOther, "1", "C", "A" },
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "FALSE", CATALOG,
"PRIMARY_KEY_14",
"" + DatabaseMetaData.tableIndexOther, "2", "A", "A" },
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "FALSE", CATALOG,
"PRIMARY_KEY_14",
"" + DatabaseMetaData.tableIndexOther, "3", "B", "A" },
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "TRUE", CATALOG,
"B_INDEX", "" + DatabaseMetaData.tableIndexStatistic, "1",
"A", "A" },
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "TRUE", CATALOG,
"B_INDEX", "" + DatabaseMetaData.tableIndexStatistic, "2",
"B", "A" },
{ CATALOG, Constants.SCHEMA_MAIN, "TX2", "TRUE", CATALOG,