new experimental page store

h2/src/main/org/h2/table/FunctionTable.java

@@ -175,4 +175,8 @@ public class FunctionTable extends Table {
         return function.getSQL();
     }
 
+    public long getRowCountApproximation() {
+        return rowCount;
+    }
+
 }

h2/src/main/org/h2/table/MetaTable.java

@@ -64,6 +64,11 @@ import org.h2.value.ValueString;
  */
 public class MetaTable extends Table {
 
+    /**
+     * The approximate number of rows of a meta table. 
+     */
+    public static final long ROW_COUNT_APPROXIMATION = 1000;
+
     // TODO INFORMATION_SCHEMA.tables: select table_name 
     // from INFORMATION_SCHEMA.tables where TABLE_TYPE = 'BASE TABLE'
 
@@ -1779,4 +1784,8 @@ public class MetaTable extends Table {
         return META_TABLE_TYPE_COUNT;
     }
 
+    public long getRowCountApproximation() {
+        return ROW_COUNT_APPROXIMATION;
+    }
+
 }

h2/src/main/org/h2/table/RangeTable.java

@@ -164,4 +164,8 @@ public class RangeTable extends Table {
         return null;
     }
 
+    public long getRowCountApproximation() {
+        return 100;
+    }
+
 }

h2/src/main/org/h2/table/Table.java

@@ -242,6 +242,13 @@ public abstract class Table extends SchemaObjectBase {
      */
     public abstract long getRowCount(Session session) throws SQLException;
 
+    /**
+     * Get the approximated row count for this table.
+     *
+     * @return the approximated row count
+     */
+    public abstract long getRowCountApproximation();
+
     public String getCreateSQLForCopy(Table table, String quotedName) {
         throw Message.getInternalError();
     }

h2/src/main/org/h2/table/TableData.java

@@ -684,4 +684,8 @@ public class TableData extends Table implements RecordReader {
         return containsLargeObject;
     }
 
+    public long getRowCountApproximation() {
+        return scanIndex.getRowCountApproximation();
+    }
+
 }

h2/src/main/org/h2/table/TableLink.java

@@ -38,6 +38,8 @@ import org.h2.value.DataType;
  */
 public class TableLink extends Table {
     
+    private static final long ROW_COUNT_APPROXIMATION = 100000;
+
     private String driver, url, user, password, originalSchema, originalTable, qualifiedTableName;
     private TableLinkConnection conn;
     private HashMap prepared = new HashMap();
@@ -473,4 +475,8 @@ public class TableLink extends Table {
         return conn;
     }
 
+    public long getRowCountApproximation() {
+        return ROW_COUNT_APPROXIMATION;
+    }
+
 }

h2/src/main/org/h2/table/TableView.java

@@ -31,6 +31,8 @@ import org.h2.value.Value;
  */
 public class TableView extends Table {
 
+    private static final long ROW_COUNT_APPROXIMATION = 100;
+
     private String querySQL;
     private ObjectArray tables;
     private final String[] columnNames;
@@ -355,4 +357,8 @@ public class TableView extends Table {
         return v;
     }
 
+    public long getRowCountApproximation() {
+        return ROW_COUNT_APPROXIMATION;
+    }
+
 }

h2/src/test/org/h2/test/test-1.1.txt

@@ -30,7 +30,7 @@ create memory table test(id int);
 script nodata nopasswords nosettings;
 > SCRIPT
 > --------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > CREATE DOMAIN INT AS VARCHAR;
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID VARCHAR );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
@@ -382,7 +382,7 @@ select * from test order by id;
 script nopasswords nosettings;
 > SCRIPT
 > -----------------------------------------------------------------------------------------------------------------------------------------
-> -- 3 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 3 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT,     D DOUBLE,     F FLOAT );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
 > INSERT INTO PUBLIC.TEST(ID, D, F) VALUES (0, POWER(0, -1), POWER(0, -1)), (1, (-POWER(0, -1)), (-POWER(0, -1))), (2, SQRT(-1), SQRT(-1));
@@ -1609,7 +1609,7 @@ insert into test values(1, 'abc' || space(20));
 script nopasswords nosettings blocksize 10;
 > SCRIPT
 > -------------------------------------------------------------------------------------------------------------------
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CALL SYSTEM_COMBINE_BLOB(-1);
 > CREATE ALIAS IF NOT EXISTS SYSTEM_COMBINE_BLOB FOR "org.h2.command.dml.ScriptCommand.combineBlob";
@@ -2014,7 +2014,7 @@ insert into test values('AA');
 script nodata nopasswords nosettings;
 > SCRIPT
 > -------------------------------------------------------------------------------
-> -- 2 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 2 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > CREATE MEMORY TABLE PUBLIC.TEST(     NAME VARCHAR CHECK (NAME = UPPER(NAME)) );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
 > rows: 3
@@ -2088,8 +2088,8 @@ select DOMAIN_NAME, COLUMN_DEFAULT, IS_NULLABLE, DATA_TYPE, PRECISION, SCALE, TY
 script nodata nopasswords nosettings;
 > SCRIPT
 > ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.ADDRESS;
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.ADDRESS;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.ADDRESS ADD CONSTRAINT PUBLIC.CONSTRAINT_E PRIMARY KEY(ID);
 > CREATE DOMAIN EMAIL AS VARCHAR(200) CHECK (POSITION('@', VALUE) > 1);
 > CREATE DOMAIN GMAIL AS VARCHAR(200) DEFAULT '@gmail.com' CHECK ((POSITION('@', VALUE) > 1) AND (POSITION('gmail', VALUE) > 1));
@@ -2151,7 +2151,7 @@ create memory table a(k10 blob(10k), m20 blob(20m), g30 clob(30g));
 script NODATA NOPASSWORDS NOSETTINGS drop;
 > SCRIPT
 > -------------------------------------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.A;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.A;
 > CREATE MEMORY TABLE PUBLIC.A(     K10 BLOB(10240),     M20 BLOB(20971520),     G30 CLOB(32212254720) );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
 > DROP TABLE IF EXISTS PUBLIC.A;
@@ -3148,11 +3148,11 @@ CREATE memory TABLE sp2(S_NO VARCHAR(5), p_no VARCHAR(5), qty INT, constraint c1
 script NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > -------------------------------------------------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.P;
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.S;
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.SP1;
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.SP2;
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.P;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.S;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.SP1;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.SP2;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.P ADD CONSTRAINT PUBLIC.CONSTRAINT_50_0 PRIMARY KEY(P_NO);
 > ALTER TABLE PUBLIC.S ADD CONSTRAINT PUBLIC.CONSTRAINT_5 PRIMARY KEY(S_NO);
 > ALTER TABLE PUBLIC.SP1 ADD CONSTRAINT PUBLIC.CONSTRAINT_1 FOREIGN KEY(S_NO) REFERENCES PUBLIC.S(S_NO) NOCHECK;
@@ -3446,7 +3446,7 @@ create trigger test_trigger before insert on s.test call "org.h2.test.db.TestTri
 script NOPASSWORDS NOSETTINGS drop;
 > SCRIPT
 > ---------------------------------------------------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM S.TEST;
+> -- 0 +/- SELECT COUNT(*) FROM S.TEST;
 > CREATE FORCE TRIGGER S.TEST_TRIGGER BEFORE INSERT ON S.TEST QUEUE 1024 CALL "org.h2.test.db.TestTriggersConstraints";
 > CREATE INDEX S.INDEX_ID ON S.TEST(ID);
 > CREATE MEMORY TABLE S.TEST(     ID INT );
@@ -3481,7 +3481,7 @@ alter table test alter column id rename to i;
 script NOPASSWORDS NOSETTINGS drop;
 > SCRIPT
 > ---------------------------------------------------------------------------------------------------
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.ABC FOREIGN KEY(I) REFERENCES PUBLIC.TEST(I) NOCHECK;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(I);
 > CREATE INDEX PUBLIC.IDX_N_ID ON PUBLIC.TEST(NAME, I);
@@ -3829,7 +3829,7 @@ create sequence test_seq;
 script NODATA NOPASSWORDS NOSETTINGS drop;
 > SCRIPT
 > ------------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT NOT NULL,     IM_IE VARCHAR(10) );
 > CREATE SEQUENCE PUBLIC.TEST_SEQ START WITH 1;
@@ -4517,7 +4517,7 @@ insert into test values(2, 'Cafe', X'cafe');
 script simple nopasswords nosettings;
 > SCRIPT
 > -------------------------------------------------------------------------------
-> -- 3 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 3 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT NOT NULL,     C CLOB,     B BLOB );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
@@ -4967,7 +4967,7 @@ CREATE MEMORY TABLE TEST(ID INT PRIMARY KEY);
 SCRIPT NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ---------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT NOT NULL );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
@@ -5051,8 +5051,8 @@ SELECT * FROM TEST_SEQ ORDER BY ID;
 SCRIPT SIMPLE NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.TEST;
-> -- 4 = SELECT COUNT(*) FROM PUBLIC.TEST_SEQ;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 4 +/- SELECT COUNT(*) FROM PUBLIC.TEST_SEQ;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CREATE INDEX PUBLIC.IDXNAME ON PUBLIC.TEST(NAME);
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT NOT NULL,     NAME VARCHAR(255) DEFAULT 1,     CREATEDATE VARCHAR(255) DEFAULT '2001-01-01' NOT NULL,     MODIFY_DATE TIMESTAMP );
@@ -5086,7 +5086,7 @@ DROP TABLE TEST_SEQ;
 SCRIPT NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ---------------------------------------------------------------------------------------------------------------------------------------------
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT NOT NULL,     CREATEDATE VARCHAR(255) DEFAULT '2001-01-01' NOT NULL,     MODIFY_DATE TIMESTAMP );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
@@ -5099,7 +5099,7 @@ ALTER TABLE TEST ADD NAME VARCHAR(255) NULL BEFORE CREATEDATE;
 SCRIPT NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > --------------------------------------------------------------------------------------------------------------------------------------------------------------------
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT NOT NULL,     NAME VARCHAR(255),     CREATEDATE VARCHAR(255) DEFAULT '2001-01-01' NOT NULL,     MODIFY_DATE TIMESTAMP );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
@@ -5129,7 +5129,7 @@ CREATE MEMORY TABLE TEST(ID INT PRIMARY KEY, NAME VARCHAR);
 SCRIPT NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ---------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT NOT NULL,     NAME VARCHAR );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
@@ -6673,7 +6673,7 @@ CAST(XT AS TIMESTAMP) D2TS, CAST(XD AS TIMESTAMP) D2TS FROM TEST;
 SCRIPT SIMPLE NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ----------------------------------------------------------------------------------------------------------------------------------
-> -- 4 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 4 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT,     XT TIME,     XD DATE,     XTS TIMESTAMP );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
 > INSERT INTO PUBLIC.TEST(ID, XT, XD, XTS) VALUES(0, TIME '00:00:00', DATE '0001-02-03', TIMESTAMP '0002-03-04 00:00:00.0');
@@ -7572,8 +7572,8 @@ CREATE MEMORY TABLE CHILD(ID INT, PARENT_ID INT, FOREIGN KEY(PARENT_ID) REFERENC
 SCRIPT NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ------------------------------------------------------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.CHILD;
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.PARENT;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.CHILD;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.PARENT;
 > ALTER TABLE PUBLIC.CHILD ADD CONSTRAINT PUBLIC.CONSTRAINT_3 FOREIGN KEY(PARENT_ID) REFERENCES PUBLIC.PARENT(ID) NOCHECK;
 > ALTER TABLE PUBLIC.PARENT ADD CONSTRAINT PUBLIC.CONSTRAINT_8 PRIMARY KEY(ID);
 > CREATE MEMORY TABLE PUBLIC.CHILD(     ID INT,     PARENT_ID INT );
@@ -7635,7 +7635,7 @@ ALTER TABLE TEST ADD CONSTRAINT C1 FOREIGN KEY(A_INT) REFERENCES TEST(B_INT);
 SCRIPT NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ----------------------------------------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.C1 FOREIGN KEY(A_INT) REFERENCES PUBLIC.TEST(B_INT) NOCHECK;
 > CREATE MEMORY TABLE PUBLIC.TEST(     A_INT INT NOT NULL,     B_INT INT NOT NULL );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
@@ -7779,8 +7779,8 @@ SELECT * FROM B_TEST;
 SCRIPT NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ----------------------------------------------------------------------------------------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.A_TEST;
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.B_TEST;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.A_TEST;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.B_TEST;
 > ALTER TABLE PUBLIC.A_TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_7 PRIMARY KEY(A_INT);
 > ALTER TABLE PUBLIC.A_TEST ADD CONSTRAINT PUBLIC.DATE_UNIQUE UNIQUE(A_DATE);
 > ALTER TABLE PUBLIC.A_TEST ADD CONSTRAINT PUBLIC.DATE_UNIQUE_2 UNIQUE(A_DATE);
@@ -7880,9 +7880,9 @@ SELECT * FROM CHILD;
 SCRIPT SIMPLE NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.FAMILY;
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.PARENT;
-> -- 4 = SELECT COUNT(*) FROM PUBLIC.CHILD;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.FAMILY;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.PARENT;
+> -- 4 +/- SELECT COUNT(*) FROM PUBLIC.CHILD;
 > ALTER TABLE PUBLIC.CHILD ADD CONSTRAINT PUBLIC.CONSTRAINT_3 UNIQUE(ID, PARENTID);
 > ALTER TABLE PUBLIC.CHILD ADD CONSTRAINT PUBLIC.PARENT_CHILD FOREIGN KEY(PARENTID, FAMILY_ID) REFERENCES PUBLIC.PARENT(ID, FAMILY_ID) ON DELETE SET NULL ON UPDATE CASCADE NOCHECK;
 > ALTER TABLE PUBLIC.PARENT ADD CONSTRAINT PUBLIC.PARENT_FAMILY FOREIGN KEY(FAMILY_ID) REFERENCES PUBLIC.FAMILY(ID) NOCHECK;
@@ -7905,9 +7905,9 @@ ALTER TABLE CHILD DROP CONSTRAINT PARENT_CHILD;
 SCRIPT SIMPLE NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > --------------------------------------------------------------------------------------------------------------------------
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.FAMILY;
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.PARENT;
-> -- 4 = SELECT COUNT(*) FROM PUBLIC.CHILD;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.FAMILY;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.PARENT;
+> -- 4 +/- SELECT COUNT(*) FROM PUBLIC.CHILD;
 > ALTER TABLE PUBLIC.CHILD ADD CONSTRAINT PUBLIC.CONSTRAINT_3 UNIQUE(ID, PARENTID);
 > ALTER TABLE PUBLIC.PARENT ADD CONSTRAINT PUBLIC.PARENT_FAMILY FOREIGN KEY(FAMILY_ID) REFERENCES PUBLIC.FAMILY(ID) NOCHECK;
 > CREATE INDEX PUBLIC.FAMILY_ID_NAME ON PUBLIC.FAMILY(ID, NAME);
@@ -7987,7 +7987,7 @@ CREATE MEMORY TABLE TEST(A INT, B INT, FOREIGN KEY (B) REFERENCES(A) ON UPDATE R
 SCRIPT NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ------------------------------------------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 FOREIGN KEY(B) REFERENCES PUBLIC.TEST(A) NOCHECK;
 > CREATE MEMORY TABLE PUBLIC.TEST(     A INT,     B INT );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;
@@ -8036,8 +8036,8 @@ ALTER INDEX IDX_ID RENAME TO IDX_ID2;
 SCRIPT NOPASSWORDS NOSETTINGS;
 > SCRIPT
 > ------------------------------------------------------------------------------
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.TEST2;
-> -- 0 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.TEST2;
+> -- 0 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CREATE INDEX PUBLIC.IDX_ID2 ON PUBLIC.TEST2(ID);
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT NOT NULL,     NAME VARCHAR(255) );
@@ -8215,7 +8215,7 @@ INSERT INTO TEST VALUES(2, STRINGDECODE('abcsond\344rzeich\344 ') || char(22222)
 script nopasswords nosettings;
 > SCRIPT
 > -------------------------------------------------------------------------------------------------------------------------------------------------------------
-> -- 1 = SELECT COUNT(*) FROM PUBLIC.TEST;
+> -- 1 +/- SELECT COUNT(*) FROM PUBLIC.TEST;
 > ALTER TABLE PUBLIC.TEST ADD CONSTRAINT PUBLIC.CONSTRAINT_2 PRIMARY KEY(ID);
 > CREATE MEMORY TABLE PUBLIC.TEST(     ID INT NOT NULL,     NAME VARCHAR(255) );
 > CREATE USER IF NOT EXISTS SA PASSWORD '' ADMIN;