MCOL-6152 skip tests with mcs_get_plan() for MariaDB server < 11.4.6

Author: mariadb-AlekseiBukhalov

mysql-test/columnstore/future/rbo_parallel_ces.test

@@ -1,5 +1,6 @@
 --source ../include/have_columnstore.inc
 --source include/have_innodb.inc
+--source ../include/newer_11.4.6.inc
 --source ../include/functions.inc
 --source ../include/cross_engine.inc
 

mysql-test/columnstore/future/rbo_parallel_ces_tpch_q1.test

@@ -1,5 +1,6 @@
 --source ../include/have_columnstore.inc
 --source include/have_innodb.inc
+--source ../include/newer_11.4.6.inc
 --source ../include/functions.inc
 --source ../include/cross_engine.inc
 

mysql-test/columnstore/future/rbo_parallel_ces_tpch_q14.test

@@ -1,5 +1,6 @@
 --source ../include/have_columnstore.inc
 --source include/have_innodb.inc
+--source ../include/newer_11.4.6.inc
 --source ../include/functions.inc
 --source ../include/cross_engine.inc
 

mysql-test/columnstore/future/rbo_parallel_ces_tpch_q20.test

@@ -1,5 +1,6 @@
 --source ../include/have_columnstore.inc
 --source include/have_innodb.inc
+--source ../include/newer_11.4.6.inc
 --source ../include/functions.inc
 --source ../include/cross_engine.inc
 

mysql-test/columnstore/future/rbo_parallel_ces_using_pk.test

@@ -1,5 +1,6 @@
 --source ../include/have_columnstore.inc
 --source include/have_innodb.inc
+--source ../include/newer_11.4.6.inc
 --source ../include/functions.inc
 --source ../include/cross_engine.inc
 

mysql-test/columnstore/include/newer_11.4.6.inc

@@ -0,0 +1,7 @@
+# Skip test if MariaDB version is older than 11.4.6
+# Query Accelerator (RBO parallel_ces) requires MariaDB >= 11.4.6
+# because extractColumnStatistics() is compiled as empty stub for older versions
+if (`SELECT (sys.version_major(), sys.version_minor(), sys.version_patch()) < (11, 4, 6)`)
+{
+    skip Compatible only with server >= 11.4.6;
+}