sql_parse.cc add send_ok() for BEGIN WORK

sql_yacc.yy	SQLCOM_COMMIT => SQLCOM_BEGIN for BEGIN_SYM

sql/sql_parse.cc

@@ -1697,6 +1697,7 @@ mysql_execute_command(void)
   case SQLCOM_BEGIN:
     thd->options|= OPTION_BEGIN;
     thd->server_status|= SERVER_STATUS_IN_TRANS;
+    send_ok(&thd->net);
     break;
   case SQLCOM_COMMIT:
     thd->options&= ~OPTION_BEGIN;

sql/sql_yacc.yy

@@ -2838,7 +2838,7 @@ grant_option:
 	| WITH GRANT OPTION { Lex->grant |= GRANT_ACL;}
 
 begin:
-	BEGIN_SYM   { Lex->sql_command = SQLCOM_COMMIT;} opt_work
+	BEGIN_SYM   { Lex->sql_command = SQLCOM_BEGIN;} opt_work
 
 opt_work:
 	/* empty */ {}