MDEV-31003: Second execution for ps-protocol

This patch adds for "--ps-protocol" second execution
of queries "SELECT".
Also in this patch it is added ability to disable/enable
(--disable_ps2_protocol/--enable_ps2_protocol) second
execution for "--ps-prototocol" in testcases.

mysql-test/suite/innodb/t/alter_kill.test

@@ -164,10 +164,14 @@ let SEARCH_PATTERN= \[ERROR\] InnoDB: Tablespace [0-9]+ was not found at .*test.
 -- source include/restart_mysqld.inc
 
 SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
+--disable_ps2_protocol
 SELECT * FROM bug16735660;
+--enable_ps2_protocol
 
 XA RECOVER;
 XA ROLLBACK 'x';
 
+--disable_ps2_protocol
 SELECT * FROM bug16735660;
+--enable_ps2_protocol
 DROP TABLE bug16735660;

mysql-test/suite/innodb/t/foreign_key.test

@@ -439,7 +439,9 @@ end|
 delimiter ;|
 flush tables;
 flush status;
+--disable_ps2_protocol
 select foo();
+--enable_ps2_protocol
 show status like '%opened_tab%';
 drop function foo;
 drop table t2, t1;

mysql-test/suite/innodb/t/innodb-autoinc-56228.test

@@ -25,7 +25,9 @@ END //
 
 DELIMITER ;//
 
+--disable_ps_protocol
 SELECT bug56228();
+--enable_ps2_protocol
 
 DROP FUNCTION bug56228;
 DROP TEMPORARY TABLE t2_56228;

mysql-test/suite/innodb/t/innodb_bug14007649.test

@@ -22,7 +22,9 @@ start transaction;
 update t1 set f2 = 4  where f1 = 1 and f2 is null;
 
 -- echo (b) Number of rows updated:
+--disable_ps2_protocol
 select row_count();
+--enable_ps2_protocol
 
 insert into t1 values (3, 1, null);
 
@@ -40,7 +42,9 @@ SET SESSION debug_dbug="+d,bug14007649";
 update t1 set f2 = 6 where f1 = 1 and f2 is null;
 
 -- echo (a) Number of rows updated:
+--disable_ps2_protocol
 select row_count();
+--enable_ps2_protocol
 
 -- echo (a) After the update statement is executed.
 select rowid, f1, f2 from t1;

mysql-test/suite/innodb/t/innodb_bug59641.test

@@ -36,13 +36,17 @@ CONNECT (con3,localhost,root,,);
 --let $shutdown_timeout=0
 --source include/restart_mysqld.inc
 SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
+--disable_ps2_protocol
 SELECT * FROM t;
+--enable_ps2_protocol
 COMMIT;
 
 --source include/restart_mysqld.inc
 
 SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
+--disable_ps2_protocol
 SELECT * FROM t;
+--enable_ps2_protocol
 COMMIT;
 --sorted_result
 XA RECOVER;

mysql-test/suite/innodb/t/innodb_force_recovery.test

@@ -160,7 +160,9 @@ connection default;
 let $status=`SHOW ENGINE INNODB STATUS`;
 
 SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
+--disable_ps2_protocol
 select * from t2;
+--enable_ps2_protocol
 SET TRANSACTION ISOLATION LEVEL REPEATABLE READ;
 select * from t2;
 SET SESSION innodb_lock_wait_timeout=1;

mysql-test/suite/innodb/t/instant_alter_bugs.test

@@ -128,7 +128,9 @@ INSERT INTO t1 (f1,f2,f3,f4,f5,f6,f7,f8) VALUES
 INSERT INTO t1 (f1,f2,f3,f4,f5,f6,f7,f8) VALUES ('impact', 'b', 'h', 185, 'fj', 7, 7, 3);
 
 ALTER TABLE t1 ADD COLUMN filler VARCHAR(255) DEFAULT '';
+--disable_ps2_protocol
 SELECT * INTO OUTFILE 'load.data' FROM t1;
+--enable_ps2_protocol
 UPDATE IGNORE t1 SET pk = 0;
 LOAD DATA INFILE 'load.data' REPLACE INTO TABLE t1;
 HANDLER t1 OPEN AS h;

mysql-test/suite/innodb/t/monitor.test

@@ -356,6 +356,7 @@ primary key (a(1), c(1)), key(b)) engine = innodb;
 
 insert into monitor_test values("13", 2, "aa");
 
+--disable_ps2_protocol
 select a from monitor_test where b < 1 for update;
 
 # should have icp_attempts = 1 and icp_out_of_range = 1
@@ -367,6 +368,7 @@ select a from monitor_test where b < 3 for update;
 
 select name, count from information_schema.innodb_metrics
 where name like "icp%";
+--enable_ps2_protocol
 
 drop table monitor_test;
 set global innodb_monitor_disable = All;

mysql-test/suite/innodb/t/read_only_recover_committed.test

@@ -55,7 +55,9 @@ ROLLBACK;
 --disconnect con2
 SELECT * FROM t;
 SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
+--disable_ps2_protocol
 SELECT * FROM t;
+--enable_ps2_protocol
 # refused on MySQL 5.6, MariaDB 10.0, 10.1, but not MariaDB 10.2+
 UPDATE t SET a=3 WHERE a=1;
 --let $restart_parameters= --innodb-read-only

mysql-test/suite/innodb/t/table_index_statistics.inc

@@ -9,6 +9,7 @@ FLUSH TABLE_STATISTICS;
 SET @userstat_old= @@userstat;
 SET GLOBAL userstat=ON;
 
+--disable_ps2_protocol
 CREATE TABLE t1 (id int(10), PRIMARY KEY (id));
 INSERT INTO t1 VALUES (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);
 SELECT COUNT(*) FROM t1; 
@@ -33,6 +34,7 @@ SELECT ROWS_READ FROM INFORMATION_SCHEMA.INDEX_STATISTICS WHERE TABLE_NAME='t1';
 SELECT COUNT(*) FROM t1; 
 SELECT ROWS_READ FROM INFORMATION_SCHEMA.TABLE_STATISTICS WHERE TABLE_NAME='t1';
 SELECT ROWS_READ FROM INFORMATION_SCHEMA.INDEX_STATISTICS WHERE TABLE_NAME='t1';
+--enable_ps2_protocol
 
 DROP TABLE t1;
 

mysql-test/suite/innodb/t/temp_table_savepoint.test

@@ -290,7 +290,10 @@ select count(*) from t4 where c1 = 140;
 select count(*) from t5 where c1 = 140;
 
 --replace_result $MYSQLTEST_VARDIR VARDIR
+--disable_ps2_protocol
 eval select * into outfile "$MYSQLTEST_VARDIR/tmp/t1.outfile" from t1;
+--enable_ps2_protocol
+
 
 create temporary table temp_1 engine = innodb as select * from t1 where 1=2;
 select count(*) from temp_1;

mysql-test/suite/innodb/t/xa_recovery.test

@@ -47,7 +47,9 @@ DROP TABLE t2;
 disconnect con1;
 
 SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED;
+--disable_ps2_protocol
 SELECT * FROM t1;
+--enable_ps2_protocol
 XA ROLLBACK 'x';
 SELECT * FROM t1;