This commit is contained in:
Shuaiqiang Chang 2020-06-15 11:13:17 +08:00
parent 25f54f60ac
commit 1ff6e7c7dd
5 changed files with 271 additions and 29 deletions

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@ -1,5 +0,0 @@
eclipse.preferences.version=1
encoding//src/main/java=GBK
encoding//src/main/java/com/taosdata/jdbc/TSDBJNIConnector.java=UTF-8
encoding//src/main/resources=UTF-8
encoding/<project>=UTF-8

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@ -1,13 +0,0 @@
eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
org.eclipse.jdt.core.compiler.codegen.methodParameters=do not generate
org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.6
org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
org.eclipse.jdt.core.compiler.compliance=1.6
org.eclipse.jdt.core.compiler.debug.lineNumber=generate
org.eclipse.jdt.core.compiler.debug.localVariable=generate
org.eclipse.jdt.core.compiler.debug.sourceFile=generate
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
org.eclipse.jdt.core.compiler.source=1.6

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@ -1,4 +0,0 @@
activeProfiles=
eclipse.preferences.version=1
resolveWorkspaceProjects=true
version=1

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@ -0,0 +1,231 @@
package com.taosdata.jdbc;
import org.junit.BeforeClass;
import org.junit.Test;
import java.sql.*;
import java.util.Properties;
public class DatabaseMetaDataTest {
static Connection connection = null;
static PreparedStatement statement = null;
static String dbName = "test";
static String tName = "t0";
static String host = "localhost";
@BeforeClass
public static void createConnection() throws SQLException {
try {
Class.forName("com.taosdata.jdbc.TSDBDriver");
} catch (ClassNotFoundException e) {
return;
}
Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata",
properties);
String sql = "drop database if exists " + dbName;
statement = (TSDBPreparedStatement) connection.prepareStatement(sql);
statement.executeUpdate("create database if not exists " + dbName);
statement.executeUpdate("create table if not exists " + dbName + "." + tName + " (ts timestamp, k int, v int)");
}
@Test
public void testMetaDataTest() throws SQLException {
DatabaseMetaData databaseMetaData = connection.getMetaData();
ResultSet resultSet = databaseMetaData.getTables(dbName, "t*", "t*", new String[]{"t"});
while (resultSet.next()) {
for (int i = 1; i <= resultSet.getMetaData().getColumnCount(); i++) {
System.out.printf("%d: %s\n", i, resultSet.getString(i));
}
}
databaseMetaData.isWrapperFor(null);
databaseMetaData.allProceduresAreCallable();
databaseMetaData.allTablesAreSelectable();
databaseMetaData.getURL();
databaseMetaData.getUserName();
databaseMetaData.isReadOnly();
databaseMetaData.nullsAreSortedHigh();
databaseMetaData.nullsAreSortedLow();
databaseMetaData.nullsAreSortedAtStart();
databaseMetaData.nullsAreSortedAtEnd();
databaseMetaData.getDatabaseProductName();
databaseMetaData.getDatabaseProductVersion();
databaseMetaData.getDriverName();
databaseMetaData.getDriverVersion();
databaseMetaData.getDriverMajorVersion();
databaseMetaData.getDriverMinorVersion();
databaseMetaData.usesLocalFiles();
databaseMetaData.usesLocalFilePerTable();
databaseMetaData.supportsMixedCaseIdentifiers();
databaseMetaData.storesUpperCaseIdentifiers();
databaseMetaData.storesLowerCaseIdentifiers();
databaseMetaData.storesMixedCaseIdentifiers();
databaseMetaData.supportsMixedCaseQuotedIdentifiers();
databaseMetaData.storesUpperCaseQuotedIdentifiers();
databaseMetaData.storesLowerCaseQuotedIdentifiers();
databaseMetaData.storesMixedCaseQuotedIdentifiers();
databaseMetaData.getIdentifierQuoteString();
databaseMetaData.getSQLKeywords();
databaseMetaData.getNumericFunctions();
databaseMetaData.getStringFunctions();
databaseMetaData.getSystemFunctions();
databaseMetaData.getTimeDateFunctions();
databaseMetaData.getSearchStringEscape();
databaseMetaData.getExtraNameCharacters();
databaseMetaData.supportsAlterTableWithAddColumn();
databaseMetaData.supportsAlterTableWithDropColumn();
databaseMetaData.supportsColumnAliasing();
databaseMetaData.nullPlusNonNullIsNull();
databaseMetaData.supportsConvert();
databaseMetaData.supportsConvert(0, 0);
databaseMetaData.supportsTableCorrelationNames();
databaseMetaData.supportsDifferentTableCorrelationNames();
databaseMetaData.supportsExpressionsInOrderBy();
databaseMetaData.supportsOrderByUnrelated();
databaseMetaData.supportsGroupBy();
databaseMetaData.supportsGroupByUnrelated();
databaseMetaData.supportsGroupByBeyondSelect();
databaseMetaData.supportsLikeEscapeClause();
databaseMetaData.supportsMultipleResultSets();
databaseMetaData.supportsMultipleTransactions();
databaseMetaData.supportsNonNullableColumns();
databaseMetaData.supportsMinimumSQLGrammar();
databaseMetaData.supportsCoreSQLGrammar();
databaseMetaData.supportsExtendedSQLGrammar();
databaseMetaData.supportsANSI92EntryLevelSQL();
databaseMetaData.supportsANSI92IntermediateSQL();
databaseMetaData.supportsANSI92FullSQL();
databaseMetaData.supportsIntegrityEnhancementFacility();
databaseMetaData.supportsOuterJoins();
databaseMetaData.supportsFullOuterJoins();
databaseMetaData.supportsLimitedOuterJoins();
databaseMetaData.getSchemaTerm();
databaseMetaData.getProcedureTerm();
databaseMetaData.getCatalogTerm();
databaseMetaData.isCatalogAtStart();
databaseMetaData.getCatalogSeparator();
databaseMetaData.supportsSchemasInDataManipulation();
databaseMetaData.supportsSchemasInProcedureCalls();
databaseMetaData.supportsSchemasInTableDefinitions();
databaseMetaData.supportsSchemasInIndexDefinitions();
databaseMetaData.supportsSchemasInPrivilegeDefinitions();
databaseMetaData.supportsCatalogsInDataManipulation();
databaseMetaData.supportsCatalogsInProcedureCalls();
databaseMetaData.supportsCatalogsInTableDefinitions();
databaseMetaData.supportsCatalogsInIndexDefinitions();
databaseMetaData.supportsCatalogsInPrivilegeDefinitions();
databaseMetaData.supportsPositionedDelete();
databaseMetaData.supportsPositionedUpdate();
databaseMetaData.supportsSelectForUpdate();
databaseMetaData.supportsStoredProcedures();
databaseMetaData.supportsSubqueriesInComparisons();
databaseMetaData.supportsSubqueriesInExists();
databaseMetaData.supportsSubqueriesInIns();
databaseMetaData.supportsSubqueriesInQuantifieds();
databaseMetaData.supportsCorrelatedSubqueries();
databaseMetaData.supportsUnion();
databaseMetaData.supportsUnionAll();
databaseMetaData.supportsOpenCursorsAcrossCommit();
databaseMetaData.supportsOpenCursorsAcrossRollback();
databaseMetaData.supportsOpenStatementsAcrossCommit();
databaseMetaData.supportsOpenStatementsAcrossRollback();
databaseMetaData.getMaxBinaryLiteralLength();
databaseMetaData.getMaxCharLiteralLength();
databaseMetaData.getMaxColumnNameLength();
databaseMetaData.getMaxColumnsInGroupBy();
databaseMetaData.getMaxColumnsInIndex();
databaseMetaData.getMaxColumnsInOrderBy();
databaseMetaData.getMaxColumnsInSelect();
databaseMetaData.getMaxColumnsInTable();
databaseMetaData.getMaxConnections();
databaseMetaData.getMaxCursorNameLength();
databaseMetaData.getMaxIndexLength();
databaseMetaData.getMaxSchemaNameLength();
databaseMetaData.getMaxProcedureNameLength();
databaseMetaData.getMaxCatalogNameLength();
databaseMetaData.getMaxRowSize();
databaseMetaData.doesMaxRowSizeIncludeBlobs();
databaseMetaData.getMaxStatementLength();
databaseMetaData.getMaxStatements();
databaseMetaData.getMaxTableNameLength();
databaseMetaData.getMaxTablesInSelect();
databaseMetaData.getMaxUserNameLength();
databaseMetaData.getDefaultTransactionIsolation();
databaseMetaData.supportsTransactions();
databaseMetaData.supportsTransactionIsolationLevel(0);
databaseMetaData.supportsDataDefinitionAndDataManipulationTransactions();
databaseMetaData.supportsDataManipulationTransactionsOnly();
databaseMetaData.dataDefinitionCausesTransactionCommit();
databaseMetaData.dataDefinitionIgnoredInTransactions();
try {
databaseMetaData.getProcedures("", "", "");
} catch (Exception e) {
}
try {
databaseMetaData.getProcedureColumns("", "", "", "");
} catch (Exception e) {
}
try {
databaseMetaData.getTables("", "", "", new String[]{""});
} catch (Exception e) {
}
databaseMetaData.getSchemas();
databaseMetaData.getCatalogs();
// databaseMetaData.getTableTypes();
databaseMetaData.getColumns("", "", "", "");
databaseMetaData.getColumnPrivileges("", "", "", "");
databaseMetaData.getTablePrivileges("", "", "");
databaseMetaData.getBestRowIdentifier("", "", "", 0, false);
databaseMetaData.getVersionColumns("", "", "");
databaseMetaData.getPrimaryKeys("", "", "");
databaseMetaData.getImportedKeys("", "", "");
databaseMetaData.getExportedKeys("", "", "");
databaseMetaData.getCrossReference("", "", "", "", "", "");
databaseMetaData.getTypeInfo();
databaseMetaData.getIndexInfo("", "", "", false, false);
databaseMetaData.supportsResultSetType(0);
databaseMetaData.supportsResultSetConcurrency(0, 0);
databaseMetaData.ownUpdatesAreVisible(0);
databaseMetaData.ownDeletesAreVisible(0);
databaseMetaData.ownInsertsAreVisible(0);
databaseMetaData.othersUpdatesAreVisible(0);
databaseMetaData.othersDeletesAreVisible(0);
databaseMetaData.othersInsertsAreVisible(0);
databaseMetaData.updatesAreDetected(0);
databaseMetaData.deletesAreDetected(0);
databaseMetaData.insertsAreDetected(0);
databaseMetaData.supportsBatchUpdates();
databaseMetaData.getUDTs("", "", "", new int[]{0});
databaseMetaData.getConnection();
databaseMetaData.supportsSavepoints();
databaseMetaData.supportsNamedParameters();
databaseMetaData.supportsMultipleOpenResults();
databaseMetaData.supportsGetGeneratedKeys();
databaseMetaData.getSuperTypes("", "", "");
databaseMetaData.getSuperTables("", "", "");
databaseMetaData.getAttributes("", "", "", "");
databaseMetaData.supportsResultSetHoldability(0);
databaseMetaData.getResultSetHoldability();
databaseMetaData.getDatabaseMajorVersion();
databaseMetaData.getDatabaseMinorVersion();
databaseMetaData.getJDBCMajorVersion();
databaseMetaData.getJDBCMinorVersion();
databaseMetaData.getSQLStateType();
databaseMetaData.locatorsUpdateCopy();
databaseMetaData.supportsStatementPooling();
databaseMetaData.getRowIdLifetime();
databaseMetaData.getSchemas("", "");
databaseMetaData.supportsStoredFunctionsUsingCallSyntax();
databaseMetaData.autoCommitFailureClosesAllResultSets();
databaseMetaData.getClientInfoProperties();
databaseMetaData.getFunctions("", "", "");
databaseMetaData.getFunctionColumns("", "", "", "");
databaseMetaData.getPseudoColumns("", "", "", "");
databaseMetaData.generatedKeyAlwaysReturned();
}
}

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@ -1,9 +1,11 @@
package com.taosdata.jdbc; package com.taosdata.jdbc;
import org.junit.AfterClass;
import org.junit.BeforeClass; import org.junit.BeforeClass;
import org.junit.Test; import org.junit.Test;
import java.sql.*; import java.sql.*;
import java.util.ArrayList;
import java.util.Properties; import java.util.Properties;
import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertEquals;
@ -26,8 +28,8 @@ public class PreparedStatementTest {
} }
Properties properties = new Properties(); Properties properties = new Properties();
properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host); properties.setProperty(TSDBDriver.PROPERTY_KEY_HOST, host);
connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata" connection = DriverManager.getConnection("jdbc:TAOS://" + host + ":0/" + "?user=root&password=taosdata",
, properties); properties);
String sql = "drop database if exists " + dbName; String sql = "drop database if exists " + dbName;
statement = (TSDBPreparedStatement) connection.prepareStatement(sql); statement = (TSDBPreparedStatement) connection.prepareStatement(sql);
@ -51,11 +53,34 @@ public class PreparedStatementTest {
assertEquals(false, isClosed); assertEquals(false, isClosed);
} }
@Test
public void testPreparedStatement() throws SQLException {
long ts = System.currentTimeMillis();
PreparedStatement saveStatement = connection
.prepareStatement("insert into " + dbName + "." + tName + " values (" + ts + ", 1)");
int affectedRows = saveStatement.executeUpdate();
assertTrue(1 == affectedRows);
}
@Test
public void testSavedPreparedStatement() throws SQLException {
long ts = System.currentTimeMillis();
TSDBPreparedStatement saveStatement = (TSDBPreparedStatement) connection
.prepareStatement("insert into " + dbName + "." + tName + " values (?, ?)");
saveStatement.setObject(1, ts + 100);
saveStatement.setObject(2, 3);
int rows = saveStatement.executeUpdate();
assertEquals(1, rows);
}
@Test @Test
public void testUnsupport() { public void testUnsupport() {
// if(null == resSet) { // if(null == resSet) {
// return; // return;
// } // }
TSDBPreparedStatement tsdbStatement = (TSDBPreparedStatement) statement; TSDBPreparedStatement tsdbStatement = (TSDBPreparedStatement) statement;
try { try {
tsdbStatement.unwrap(null); tsdbStatement.unwrap(null);
@ -130,11 +155,11 @@ public class PreparedStatementTest {
} catch (SQLException e) { } catch (SQLException e) {
} }
try { try {
tsdbStatement.executeUpdate(null, new int[]{0}); tsdbStatement.executeUpdate(null, new int[] { 0 });
} catch (SQLException e) { } catch (SQLException e) {
} }
try { try {
tsdbStatement.executeUpdate(null, new String[]{"str1", "str2"}); tsdbStatement.executeUpdate(null, new String[] { "str1", "str2" });
} catch (SQLException e) { } catch (SQLException e) {
} }
try { try {
@ -158,4 +183,12 @@ public class PreparedStatementTest {
} catch (SQLException e) { } catch (SQLException e) {
} }
} }
@AfterClass
public static void close() throws SQLException {
statement.executeUpdate("drop database " + dbName);
statement.close();
connection.close();
}
} }