Examples of org.apache.derbyTesting.junit.IndexStatsUtil.assertNoStatsTable()

Class org.apache.derbyTesting.junit.IndexStatsUtil

Examples of org.apache.derbyTesting.junit.IndexStatsUtil.assertNoStatsTable()

org.apache.derbyTesting.junit.IndexStatsUtil.assertNoStatsTable()
Asserts that there are no existing statistics for the specified table. @throws SQLException if obtaining the statistics fails

        Statement s = createStatement();
      
        //Test - primary key constraint
        s.executeUpdate("CREATE TABLE TEST_TAB_1 (c11 int not null,"+
                "c12 int not null, c13 int)");
        stats.assertNoStatsTable("TEST_TAB_1");
        //Insert data into table with no constraint and there will be no stat
        // for that table at this point
        s.executeUpdate("INSERT INTO TEST_TAB_1 VALUES(1,1,1),(2,2,2)");
        s.execute("CALL SYSCS_UTIL.SYSCS_UPDATE_STATISTICS('APP','TEST_TAB_1', null)");
        stats.assertNoStatsTable("TEST_TAB_1");

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        stats.assertNoStatsTable("TEST_TAB_1");
        //Insert data into table with no constraint and there will be no stat
        // for that table at this point
        s.executeUpdate("INSERT INTO TEST_TAB_1 VALUES(1,1,1),(2,2,2)");
        s.execute("CALL SYSCS_UTIL.SYSCS_UPDATE_STATISTICS('APP','TEST_TAB_1', null)");
        stats.assertNoStatsTable("TEST_TAB_1");
        // Add primary key constraint to the table. With DERBY-3790 this won't
        // create a statistics entry, since the key consist of single column.
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "ADD CONSTRAINT TEST_TAB_1_PK_1 "+
            "PRIMARY KEY (c11)");

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        // Add primary key constraint to the table. With DERBY-3790 this won't
        // create a statistics entry, since the key consist of single column.
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "ADD CONSTRAINT TEST_TAB_1_PK_1 "+
            "PRIMARY KEY (c11)");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "DROP CONSTRAINT TEST_TAB_1_PK_1");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.execute("CALL SYSCS_UTIL.SYSCS_UPDATE_STATISTICS('APP','TEST_TAB_1', null)");
        stats.assertNoStatsTable("TEST_TAB_1");

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                "ADD CONSTRAINT TEST_TAB_1_PK_1 "+
            "PRIMARY KEY (c11)");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "DROP CONSTRAINT TEST_TAB_1_PK_1");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.execute("CALL SYSCS_UTIL.SYSCS_UPDATE_STATISTICS('APP','TEST_TAB_1', null)");
        stats.assertNoStatsTable("TEST_TAB_1");
        //Add the primary key constraint back since it will be used by the next
        // test to create foreign key constraint
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+

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        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "DROP CONSTRAINT TEST_TAB_1_PK_1");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.execute("CALL SYSCS_UTIL.SYSCS_UPDATE_STATISTICS('APP','TEST_TAB_1', null)");
        stats.assertNoStatsTable("TEST_TAB_1");
        //Add the primary key constraint back since it will be used by the next
        // test to create foreign key constraint
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "ADD CONSTRAINT TEST_TAB_1_PK_1 "+
            "PRIMARY KEY (c11)");

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        //Add the primary key constraint back since it will be used by the next
        // test to create foreign key constraint
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "ADD CONSTRAINT TEST_TAB_1_PK_1 "+
            "PRIMARY KEY (c11)");
        stats.assertNoStatsTable("TEST_TAB_1");


        //Test - unique key constraint
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "ADD CONSTRAINT TEST_TAB_1_UNQ_1 "+
            "UNIQUE (c12)");

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        //Test - unique key constraint
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "ADD CONSTRAINT TEST_TAB_1_UNQ_1 "+
            "UNIQUE (c12)");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "DROP CONSTRAINT TEST_TAB_1_UNQ_1");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "DROP CONSTRAINT TEST_TAB_1_PK_1");

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                "ADD CONSTRAINT TEST_TAB_1_UNQ_1 "+
            "UNIQUE (c12)");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "DROP CONSTRAINT TEST_TAB_1_UNQ_1");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "DROP CONSTRAINT TEST_TAB_1_PK_1");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "ADD CONSTRAINT TEST_TAB_1_PK_1 "+

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        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "DROP CONSTRAINT TEST_TAB_1_UNQ_1");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "DROP CONSTRAINT TEST_TAB_1_PK_1");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "ADD CONSTRAINT TEST_TAB_1_PK_1 "+
            "PRIMARY KEY (c11)");
        stats.assertNoStatsTable("TEST_TAB_1");

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                "DROP CONSTRAINT TEST_TAB_1_PK_1");
        stats.assertNoStatsTable("TEST_TAB_1");
        s.executeUpdate("ALTER TABLE TEST_TAB_1 "+
                "ADD CONSTRAINT TEST_TAB_1_PK_1 "+
            "PRIMARY KEY (c11)");
        stats.assertNoStatsTable("TEST_TAB_1");


        //Test - non-unique index
        s.executeUpdate("CREATE INDEX TEST_TAB_1_NUNQ_1 ON TEST_TAB_1(c12)");
        stats.assertTableStats("TEST_TAB_1",1);
        s.executeUpdate("DROP INDEX TEST_TAB_1_NUNQ_1");

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