Examples with DB2StatementParser com.alibaba.druid.sql.dialect.db2.parser.DB2StatementParser used on opensource projects

Example 26 with DB2StatementParser

use of com.alibaba.druid.sql.dialect.db2.parser.DB2StatementParser in project druid by alibaba.

the class DB2SelectTest_17 method test_0.

public void test_0() throws Exception {
    String sql = "SELECT (NEXT VALUE FOR EMPNO) FROM SYSIBM.SYSDUMMY1";
    DB2StatementParser parser = new DB2StatementParser(sql);
    List<SQLStatement> statementList = parser.parseStatementList();
    SQLStatement stmt = statementList.get(0);
    print(statementList);
    Assert.assertEquals(1, statementList.size());
    DB2SchemaStatVisitor visitor = new DB2SchemaStatVisitor();
    stmt.accept(visitor);
    //        System.out.println("Tables : " + visitor.getTables());
    //        System.out.println("fields : " + visitor.getColumns());
    //        System.out.println("coditions : " + visitor.getConditions());
    //        System.out.println("orderBy : " + visitor.getOrderByColumns());
    Assert.assertEquals(1, visitor.getTables().size());
    Assert.assertEquals(0, visitor.getColumns().size());
    Assert.assertEquals(0, visitor.getConditions().size());
    Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("SYSIBM.SYSDUMMY1")));
    //         Assert.assertTrue(visitor.getColumns().contains(new Column("DSN8B10.EMP", "WORKDEPT")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "first_name")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "full_name")));
    Assert.assertEquals("SELECT EMPNO.NEXTVAL" + //
    "\nFROM SYSIBM.SYSDUMMY1", SQLUtils.toSQLString(stmt, JdbcConstants.DB2));
    Assert.assertEquals("select EMPNO.nextval" + //
    "\nfrom SYSIBM.SYSDUMMY1", SQLUtils.toSQLString(stmt, JdbcConstants.DB2, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
}

Example 27 with DB2StatementParser

use of com.alibaba.druid.sql.dialect.db2.parser.DB2StatementParser in project druid by alibaba.

the class DB2SelectTest_19 method test_0.

public void test_0() throws Exception {
    String sql = "SELECT EMPNO.CURRVAL FROM SYSIBM.SYSDUMMY1";
    DB2StatementParser parser = new DB2StatementParser(sql);
    List<SQLStatement> statementList = parser.parseStatementList();
    SQLStatement stmt = statementList.get(0);
    print(statementList);
    Assert.assertEquals(1, statementList.size());
    DB2SchemaStatVisitor visitor = new DB2SchemaStatVisitor();
    stmt.accept(visitor);
    //        System.out.println("Tables : " + visitor.getTables());
    //        System.out.println("fields : " + visitor.getColumns());
    //        System.out.println("coditions : " + visitor.getConditions());
    //        System.out.println("orderBy : " + visitor.getOrderByColumns());
    Assert.assertEquals(1, visitor.getTables().size());
    Assert.assertEquals(0, visitor.getColumns().size());
    Assert.assertEquals(0, visitor.getConditions().size());
    Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("SYSIBM.SYSDUMMY1")));
    //         Assert.assertTrue(visitor.getColumns().contains(new Column("DSN8B10.EMP", "WORKDEPT")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "first_name")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "full_name")));
    Assert.assertEquals("SELECT EMPNO.CURRVAL" + //
    "\nFROM SYSIBM.SYSDUMMY1", SQLUtils.toSQLString(stmt, JdbcConstants.DB2));
    Assert.assertEquals("select EMPNO.currval" + //
    "\nfrom SYSIBM.SYSDUMMY1", SQLUtils.toSQLString(stmt, JdbcConstants.DB2, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
}

Example 28 with DB2StatementParser

use of com.alibaba.druid.sql.dialect.db2.parser.DB2StatementParser in project druid by alibaba.

the class DB2SelectTest_21 method test_0.

public void test_0() throws Exception {
    String sql = "SELECT EMPNO.nextval FROM SYSIBM.SYSDUMMY1";
    DB2StatementParser parser = new DB2StatementParser(sql);
    List<SQLStatement> statementList = parser.parseStatementList();
    SQLStatement stmt = statementList.get(0);
    print(statementList);
    Assert.assertEquals(1, statementList.size());
    DB2SchemaStatVisitor visitor = new DB2SchemaStatVisitor();
    stmt.accept(visitor);
    //        System.out.println("Tables : " + visitor.getTables());
    //        System.out.println("fields : " + visitor.getColumns());
    //        System.out.println("coditions : " + visitor.getConditions());
    //        System.out.println("orderBy : " + visitor.getOrderByColumns());
    Assert.assertEquals(1, visitor.getTables().size());
    Assert.assertEquals(0, visitor.getColumns().size());
    Assert.assertEquals(0, visitor.getConditions().size());
    Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("SYSIBM.SYSDUMMY1")));
    //         Assert.assertTrue(visitor.getColumns().contains(new Column("DSN8B10.EMP", "WORKDEPT")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "first_name")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "full_name")));
    Assert.assertEquals("SELECT EMPNO.NEXTVAL" + //
    "\nFROM SYSIBM.SYSDUMMY1", SQLUtils.toSQLString(stmt, JdbcConstants.DB2));
    Assert.assertEquals("select EMPNO.nextval" + //
    "\nfrom SYSIBM.SYSDUMMY1", SQLUtils.toSQLString(stmt, JdbcConstants.DB2, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
}

Example 29 with DB2StatementParser

use of com.alibaba.druid.sql.dialect.db2.parser.DB2StatementParser in project druid by alibaba.

the class DB2SelectTest_4 method test_0.

public void test_0() throws Exception {
    String sql = "select * from t OPTIMIZE FOR 10 ROWS";
    DB2StatementParser parser = new DB2StatementParser(sql);
    List<SQLStatement> statementList = parser.parseStatementList();
    SQLStatement stmt = statementList.get(0);
    print(statementList);
    Assert.assertEquals(1, statementList.size());
    DB2SchemaStatVisitor visitor = new DB2SchemaStatVisitor();
    stmt.accept(visitor);
    //        System.out.println("Tables : " + visitor.getTables());
    //        System.out.println("fields : " + visitor.getColumns());
    //        System.out.println("coditions : " + visitor.getConditions());
    //        System.out.println("orderBy : " + visitor.getOrderByColumns());
    Assert.assertEquals(1, visitor.getTables().size());
    Assert.assertEquals(1, visitor.getColumns().size());
    Assert.assertEquals(0, visitor.getConditions().size());
    Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("t")));
    Assert.assertTrue(visitor.getColumns().contains(new Column("t", "*")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "first_name")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "full_name")));
    String output = SQLUtils.toSQLString(stmt, JdbcConstants.DB2);
    Assert.assertEquals(//
    "SELECT *" + //
    "\nFROM t" + //
    "\nOPTIMIZE FOR 10", output);
}

Example 30 with DB2StatementParser

use of com.alibaba.druid.sql.dialect.db2.parser.DB2StatementParser in project druid by alibaba.

the class DB2SelectTest_5 method test_0.

public void test_0() throws Exception {
    String sql = //
    "SELECT * FROM (SELECT TEMP_TAB.*,ROWNUMBER() OVER() AS IDX FROM (SELECT" + //
    "            DISTINCT  ( OH.ORDER_ID )" + //
    "        FROM" + //
    "            ORDER_HEADER OH," + //
    "            ORDER_ITEM OI," + //
    "            ORDER_PAYMENT_PERFERENCE OPP," + //
    "            ORDER_SHIPMENT_PERFERENCE OSP" + //
    "        WHERE" + //
    "            OH.ORDER_ID = OI.ORDER_ID" + //
    "        AND OH.ORDER_ID = OPP.ORDER_ID" + //
    "        AND OH.ORDER_ID = OSP.ORDER_ID" + //
    "             " + //
    "                AND OH.ORDER_ID = ? ) AS TEMP_TAB ) AS TEMP_TAB_WITH_IDX " + //
    " WHERE TEMP_TAB_WITH_IDX.IDX > 0 AND TEMP_TAB_WITH_IDX.IDX <= 20" + "";
    DB2StatementParser parser = new DB2StatementParser(sql);
    List<SQLStatement> statementList = parser.parseStatementList();
    SQLStatement stmt = statementList.get(0);
    print(statementList);
    Assert.assertEquals(1, statementList.size());
    DB2SchemaStatVisitor visitor = new DB2SchemaStatVisitor();
    stmt.accept(visitor);
    //        System.out.println("Tables : " + visitor.getTables());
    //        System.out.println("fields : " + visitor.getColumns());
    //        System.out.println("coditions : " + visitor.getConditions());
    //        System.out.println("orderBy : " + visitor.getOrderByColumns());
    Assert.assertEquals(4, visitor.getTables().size());
    Assert.assertEquals(4, visitor.getColumns().size());
    Assert.assertEquals(4, visitor.getConditions().size());
    Assert.assertTrue(visitor.getTables().containsKey(new TableStat.Name("ORDER_HEADER")));
    Assert.assertTrue(visitor.getColumns().contains(new Column("ORDER_HEADER", "ORDER_ID")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "first_name")));
    // Assert.assertTrue(visitor.getColumns().contains(new Column("mytable", "full_name")));
    String output = SQLUtils.toSQLString(stmt, JdbcConstants.DB2);
    Assert.assertEquals(//
    "SELECT *" + //
    "\nFROM (SELECT TEMP_TAB.*, ROWNUMBER() OVER () AS IDX" + //
    "\n\tFROM (SELECT DISTINCT OH.ORDER_ID" + //
    "\n\t\tFROM ORDER_HEADER OH, ORDER_ITEM OI, ORDER_PAYMENT_PERFERENCE OPP, ORDER_SHIPMENT_PERFERENCE OSP" + //
    "\n\t\tWHERE OH.ORDER_ID = OI.ORDER_ID" + //
    "\n\t\t\tAND OH.ORDER_ID = OPP.ORDER_ID" + //
    "\n\t\t\tAND OH.ORDER_ID = OSP.ORDER_ID" + //
    "\n\t\t\tAND OH.ORDER_ID = ?" + //
    "\n\t\t) TEMP_TAB" + //
    "\n\t) TEMP_TAB_WITH_IDX" + //
    "\nWHERE TEMP_TAB_WITH_IDX.IDX > 0" + //
    "\n\tAND TEMP_TAB_WITH_IDX.IDX <= 20", output);
}