MDEV-24424 Unnecessary usage of to_float() for INSERT into the Spider table with float column

Change default wrapper from mysql to mariadb.

storage/spider/mysql-test/spider/bugfix/include/delete_with_float_column_default_deinit.inc

+--let $MASTER_1_COMMENT_2_1= $MASTER_1_COMMENT_2_1_BACKUP
+--let $CHILD2_1_DROP_TABLES= $CHILD2_1_DROP_TABLES_BACKUP
+--let $CHILD2_1_CREATE_TABLES= $CHILD2_1_CREATE_TABLES_BACKUP
+--source delete_with_float_column_deinit.inc

storage/spider/mysql-test/spider/bugfix/include/delete_with_float_column_default_init.inc

+--source delete_with_float_column_init.inc
+--let $MASTER_1_COMMENT_2_1_BACKUP= $MASTER_1_COMMENT_2_1
+if ($VERSION_COMPILE_OS_WIN)
+{
+  let $MASTER_1_COMMENT_2_1=
+    COMMENT='table "tbl_a",
+      host "localhost",
+      database "auto_test_remote",
+      user "root",
+      password "",
+      port "$CHILD2_1_MYPORT"';
+}
+if (!$VERSION_COMPILE_OS_WIN)
+{
+  let $MASTER_1_COMMENT_2_1=
+    COMMENT='table "tbl_a",
+      host "localhost",
+      database "auto_test_remote",
+      user "root",
+      password "",
+      socket "$CHILD2_1_MYSOCK"';
+}
+--let $CHILD2_1_DROP_TABLES_BACKUP= $CHILD2_1_DROP_TABLES
+let $CHILD2_1_DROP_TABLES=
+  DROP TABLE IF EXISTS tbl_a;
+--let $CHILD2_1_CREATE_TABLES_BACKUP= $CHILD2_1_CREATE_TABLES
+let $CHILD2_1_CREATE_TABLES=
+  CREATE TABLE tbl_a (
+    pkey int NOT NULL,
+    f float DEFAULT NULL,
+    PRIMARY KEY (pkey)
+  ) $CHILD2_1_ENGINE $CHILD2_1_CHARSET;

storage/spider/mysql-test/spider/bugfix/r/delete_with_float_column_default.result

+for master_1
+for child2
+child2_1
+child2_2
+child2_3
+for child3
+for slave1_1
+connection slave1_1;
+connection master_1;
+set @old_binlog_format= @@binlog_format;
+set session binlog_format= 'ROW';
+
+drop and create databases
+connection master_1;
+CREATE DATABASE auto_test_local;
+USE auto_test_local;
+connection slave1_1;
+CREATE DATABASE auto_test_local;
+USE auto_test_local;
+connection child2_1;
+SET @old_log_output = @@global.log_output;
+SET GLOBAL log_output = 'TABLE,FILE';
+CREATE DATABASE auto_test_remote;
+USE auto_test_remote;
+
+create table and insert
+connection child2_1;
+CHILD2_1_CREATE_TABLES
+TRUNCATE TABLE mysql.general_log;
+connection master_1;
+connection slave1_1;
+connection master_1;
+SET SESSION sql_log_bin= 0;
+CREATE TABLE tbl_a (
+pkey int NOT NULL,
+f float DEFAULT NULL,
+PRIMARY KEY (pkey)
+) MASTER_1_ENGINE2 MASTER_1_CHARSET MASTER_1_COMMENT_2_1
+SET SESSION sql_log_bin= 1;
+connection slave1_1;
+CREATE TABLE tbl_a (
+pkey int NOT NULL,
+f float DEFAULT NULL,
+PRIMARY KEY (pkey)
+) MASTER_1_ENGINE MASTER_1_CHARSET MASTER_1_COMMENT_2_1
+connection master_1;
+INSERT INTO tbl_a (pkey, f) VALUES (0,NULL);
+INSERT INTO tbl_a (pkey, f) VALUES (1,0.671437);
+DELETE FROM tbl_a WHERE pkey = 0;
+DELETE FROM tbl_a WHERE pkey = 1;
+connection slave1_1;
+connection master_1;
+SET SESSION sql_log_bin= 0;
+connection child2_1;
+SELECT argument FROM mysql.general_log WHERE argument LIKE '%delete %';
+argument
+delete from `auto_test_remote`.`tbl_a` where `pkey` = 0 and `f` is null limit 1
+delete from `auto_test_remote`.`tbl_a` where `pkey` = 1 and `f` = cast(0.671437 as float) limit 1
+SELECT argument FROM mysql.general_log WHERE argument LIKE '%delete %'
+SELECT pkey, f FROM tbl_a ORDER BY pkey;
+pkey	f
+connection slave1_1;
+SELECT pkey, f FROM tbl_a ORDER BY pkey;
+pkey	f
+
+deinit
+connection master_1;
+DROP DATABASE IF EXISTS auto_test_local;
+connection slave1_1;
+DROP DATABASE IF EXISTS auto_test_local;
+connection child2_1;
+DROP DATABASE IF EXISTS auto_test_remote;
+SET GLOBAL log_output = @old_log_output;
+connection master_1;
+set session binlog_format= @old_binlog_format;
+connection slave1_1;
+for slave1_1
+for master_1
+for child2
+child2_1
+child2_2
+child2_3
+for child3
+
+end of test

storage/spider/mysql-test/spider/bugfix/t/delete_with_float_column_default.cnf

+!include include/default_mysqld.cnf
+!include ../my_1_1.cnf
+!include ../my_2_1.cnf
+!include ../my_4_1.cnf

storage/spider/mysql-test/spider/bugfix/t/delete_with_float_column_default.test

+--source ../include/delete_with_float_column_default_init.inc
+--source delete_with_float_column.inc
+--source ../include/delete_with_float_column_default_deinit.inc
+--echo
+--echo end of test

storage/spider/spd_db_conn.h

@@ -14,7 +14,7 @@
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA */
 
-#define SPIDER_DB_WRAPPER_STR "mysql"
+#define SPIDER_DB_WRAPPER_STR "mariadb"
 #define SPIDER_DB_WRAPPER_LEN (sizeof(SPIDER_DB_WRAPPER_STR) - 1)
 #define SPIDER_DB_PK_NAME_STR "PRIMARY"
 #define SPIDER_DB_PK_NAME_LEN (sizeof(SPIDER_DB_PK_NAME_STR) - 1)