~drizzle-trunk/drizzle/development

source include/master-slave.inc;

# It is not possible to replicate FOUND_ROWS() using statement-based

# replication, but there is a workaround that stores the result of

# FOUND_ROWS() into a user variable and then replicates this instead.

# The purpose of this test case is to test that the workaround

# function properly even when inside stored programs (i.e., stored

# routines and triggers).

--echo ==== 0. Setting it all up ====

SET BINLOG_FORMAT=STATEMENT;

--echo **** On Master ****

connection master;

CREATE TABLE t1 (a INT);

CREATE TABLE logtbl (sect INT, test INT, count INT);

INSERT INTO t1 VALUES (1),(2),(3);

INSERT INTO t1 SELECT 2*a+3 FROM t1;

INSERT INTO t1 SELECT 2*a+3 FROM t1;

INSERT INTO t1 SELECT 2*a+3 FROM t1;

INSERT INTO t1 SELECT 2*a+3 FROM t1;

INSERT INTO t1 SELECT 2*a+3 FROM t1;

INSERT INTO t1 SELECT 2*a+3 FROM t1;

--echo #### 1. Using statement mode ####

--echo ==== 1.1. Simple test ====

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a > 5 ORDER BY a LIMIT 1;

# Instead of

#   INSERT INTO logtbl VALUES(1, 1, FOUND_ROWS());

# we write

SELECT FOUND_ROWS() INTO @a;

INSERT INTO logtbl VALUES(1,1,@a);

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a < 5 ORDER BY a LIMIT 1;

# Instead of

#   INSERT INTO logtbl VALUES(1, 2, FOUND_ROWS());

# we write

SELECT FOUND_ROWS() INTO @a;

INSERT INTO logtbl VALUES(1,2,@a);

SELECT * FROM logtbl WHERE sect = 1 ORDER BY sect,test;

--echo **** On Slave ****

sync_slave_with_master;

SELECT * FROM logtbl WHERE sect = 1 ORDER BY sect,test;

--echo ==== 1.2. Stored procedure ====

# Here we do both the calculation and the logging. We also do it twice

# to make sure that there are no limitations on how many times it can

# be used.

--echo **** On Master ****

connection master;

--delimiter $$

CREATE PROCEDURE calc_and_log(sect INT, test INT) BEGIN

  DECLARE cnt INT;

  SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a < 5 ORDER BY a LIMIT 1;

  SELECT FOUND_ROWS() INTO cnt;

  INSERT INTO logtbl VALUES(sect,test,cnt);

  SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a > 5 ORDER BY a LIMIT 1;

  SELECT FOUND_ROWS() INTO cnt;

  INSERT INTO logtbl VALUES(sect,test+1,cnt);

END $$

--delimiter ;

CALL calc_and_log(2,1);

--delimiter $$

CREATE PROCEDURE just_log(sect INT, test INT, found_rows INT) BEGIN

  INSERT INTO logtbl VALUES (sect,test,found_rows);

END $$

--delimiter ;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a > 5 ORDER BY a LIMIT 1;

SELECT FOUND_ROWS() INTO @found_rows;

CALL just_log(2,3,@found_rows);

SELECT * FROM logtbl WHERE sect = 2 ORDER BY sect,test;

--echo **** On Slave ****

sync_slave_with_master;

SELECT * FROM logtbl WHERE sect = 2 ORDER BY sect,test;

--echo ==== 1.3. Stored functions ====

--echo **** On Master ****

connection master;

--delimiter $$

CREATE FUNCTION log_rows(sect INT, test INT, found_rows INT)

  RETURNS INT

BEGIN

  INSERT INTO logtbl VALUES(sect,test,found_rows);

  RETURN found_rows;

END $$

--delimiter ;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a > 5 ORDER BY a LIMIT 1;

SELECT FOUND_ROWS() INTO @found_rows;

SELECT log_rows(3,1,@found_rows), log_rows(3,2,@found_rows);

SELECT * FROM logtbl WHERE sect = 3 ORDER BY sect,test;

--echo **** On Slave ****

sync_slave_with_master;

SELECT * FROM logtbl WHERE sect = 3 ORDER BY sect,test;

--echo ==== 1.9. Cleanup ====

--echo **** On Master ****

connection master;

DELETE FROM logtbl;

DROP PROCEDURE just_log;

DROP PROCEDURE calc_and_log;

DROP FUNCTION log_rows;

sync_slave_with_master;

source include/reset_master_and_slave.inc;

--echo #### 2. Using mixed mode ####

--echo ==== 2.1. Checking a procedure ====

--echo **** On Master ****

connection master;

SET BINLOG_FORMAT=MIXED;

# We will now check some stuff that will not work in statement-based

# replication, but which should cause the binary log to switch to

# row-based logging.

--delimiter $$

CREATE PROCEDURE just_log(sect INT, test INT) BEGIN

  INSERT INTO logtbl VALUES (sect,test,FOUND_ROWS());

END $$

--delimiter ;

sync_slave_with_master;

--echo **** On Master 1 ****

connection master1;

SET BINLOG_FORMAT=MIXED;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a > 5 ORDER BY a LIMIT 1;

CALL just_log(1,1);

--echo **** On Master ****

connection master;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a > 5 ORDER BY a LIMIT 1;

CALL just_log(1,2);

--echo **** On Master 1 ****

connection master1;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a < 5 ORDER BY a LIMIT 1;

CALL just_log(1,3);

sync_slave_with_master;

--echo **** On Master ****

connection master;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a > 5 ORDER BY a LIMIT 1;

CALL just_log(1,4);

sync_slave_with_master;

connection master;

SELECT * FROM logtbl WHERE sect = 1 ORDER BY sect,test;

--echo **** On Slave ****

sync_slave_with_master;

SELECT * FROM logtbl WHERE sect = 1 ORDER BY sect,test;

--echo ==== 2.1. Checking a stored function ====

--echo **** On Master ****

connection master;

--delimiter $$

CREATE FUNCTION log_rows(sect INT, test INT)

  RETURNS INT

BEGIN

  DECLARE found_rows INT;

  SELECT FOUND_ROWS() INTO found_rows;

  INSERT INTO logtbl VALUES(sect,test,found_rows);

  RETURN found_rows;

END $$

--delimiter ;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a < 5 ORDER BY a LIMIT 1;

SELECT log_rows(2,1), log_rows(2,2);

CREATE TABLE t2 (a INT, b INT);

# Trying with referencing FOUND_ROWS() directly in the trigger.

--delimiter $$

CREATE TRIGGER t2_tr BEFORE INSERT ON t2 FOR EACH ROW

BEGIN

  INSERT INTO logtbl VALUES (NEW.a, NEW.b, FOUND_ROWS());

END $$

--delimiter ;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a < 5 ORDER BY a LIMIT 1;

INSERT INTO t2 VALUES (2,3), (2,4);

# Referencing FOUND_ROWS() indirectly.

DROP TRIGGER t2_tr;

--delimiter $$

CREATE TRIGGER t2_tr BEFORE INSERT ON t2 FOR EACH ROW

BEGIN

  DECLARE dummy INT;

  SELECT log_rows(NEW.a, NEW.b) INTO dummy;

END $$

--delimiter ;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a > 5 ORDER BY a LIMIT 1;

INSERT INTO t2 VALUES (2,5), (2,6);

# Putting FOUND_ROWS() even lower in the call chain.

connection master;

DROP TRIGGER t2_tr;

--delimiter $$

CREATE PROCEDURE log_me_inner(sect INT, test INT)

BEGIN

  DECLARE dummy INT;

  SELECT log_rows(sect, test) INTO dummy;

  SELECT log_rows(sect, test+1) INTO dummy;

END $$

CREATE PROCEDURE log_me(sect INT, test INT)

BEGIN

  CALL log_me_inner(sect,test);

END $$

--delimiter ;

--delimiter $$

CREATE TRIGGER t2_tr BEFORE INSERT ON t2 FOR EACH ROW

BEGIN

  CALL log_me(NEW.a, NEW.b);

END $$

--delimiter ;

SELECT SQL_CALC_FOUND_ROWS * FROM t1 WHERE a > 5 ORDER BY a LIMIT 1;

INSERT INTO t2 VALUES (2,5), (2,6);

SELECT * FROM logtbl WHERE sect = 2 ORDER BY sect,test;

sync_slave_with_master;

SELECT * FROM logtbl WHERE sect = 2 ORDER BY sect,test;

connection master;

DROP TABLE t1, logtbl;

DROP PROCEDURE just_log;

DROP PROCEDURE log_me;

DROP PROCEDURE log_me_inner;

DROP FUNCTION log_rows;

sync_slave_with_master;