Add REPLICA synonym for SLAVE in MySQL commands

gistfile1.cpp

diff --git a/sql/lex.h b/sql/lex.h
index 5f0b5b2..72c3b5d 100644
--- a/sql/lex.h
+++ b/sql/lex.h
@@ -487,6 +487,7 @@ static const SYMBOL symbols[] = {
   { SYM("REORGANIZE",               REORGANIZE_SYM)},
   { SYM("REPAIR",                   REPAIR)},
   { SYM("REPEATABLE",               REPEATABLE_SYM)},
+  { SYM("REPLICA",                  REPLICA_SYM)},
   { SYM("REPLICATION",              REPLICATION)},
   { SYM("REPLICATE_DO_DB",          REPLICATE_DO_DB)},
   { SYM("REPLICATE_IGNORE_DB",      REPLICATE_IGNORE_DB)},
diff --git a/sql/sql_yacc.yy b/sql/sql_yacc.yy
index a562cce..98addc9 100644
--- a/sql/sql_yacc.yy
+++ b/sql/sql_yacc.yy
@@ -925,6 +925,7 @@ bool my_yyoverflow(short **a, YYSTYPE **b, YYLTYPE **c, ulong *yystacksize);
 %token  REPEATABLE_SYM                /* SQL-2003-N */
 %token  REPEAT_SYM                    /* MYSQL-FUNC */
 %token  REPLACE                       /* MYSQL-FUNC */
+%token  REPLICA_SYM
 %token  REPLICATION
 %token  REPLICATE_DO_DB
 %token  REPLICATE_IGNORE_DB
@@ -8329,7 +8330,7 @@ group_replication:

 slave:
         slave_start start_slave_opts{}
-      | STOP_SYM SLAVE opt_slave_thread_option_list opt_channel
+      | STOP_SYM slave_or_replica opt_slave_thread_option_list opt_channel
         {
           LEX *lex=Lex;
           lex->sql_command = SQLCOM_SLAVE_STOP;
@@ -8339,7 +8340,7 @@ slave:
       ;

 slave_start:
-          START_SYM SLAVE opt_slave_thread_option_list
+          START_SYM slave_or_replica opt_slave_thread_option_list
           {
             LEX *lex=Lex;
             /* Clean previous slave connection values */
@@ -11730,7 +11731,7 @@ show_param:
           {
             Lex->sql_command = SQLCOM_SHOW_BINLOGS;
           }
-        | SLAVE HOSTS_SYM
+        | slave_or_replica HOSTS_SYM
           {
             Lex->sql_command = SQLCOM_SHOW_SLAVE_HOSTS;
           }
@@ -11951,7 +11952,7 @@ show_param:
           {
             Lex->sql_command = SQLCOM_SHOW_MASTER_STAT;
           }
-        | SLAVE STATUS_SYM opt_channel
+        | slave_or_replica STATUS_SYM opt_channel
           {
             Lex->sql_command = SQLCOM_SHOW_SLAVE_STAT;
           }
@@ -12025,6 +12026,11 @@ master_or_binary:
         | BINARY
         ;

+slave_or_replica:
+          SLAVE
+        | REPLICA_SYM
+        ;
+
 opt_storage:
           /* empty */
         | STORAGE_SYM
@@ -12331,7 +12337,7 @@ reset_options:
         ;

 reset_option:
-          SLAVE               { Lex->type|= REFRESH_SLAVE; }
+          slave_or_replica    { Lex->type|= REFRESH_SLAVE; }
           slave_reset_options opt_channel
         | MASTER_SYM          { Lex->type|= REFRESH_MASTER; }
         | QUERY_SYM CACHE_SYM { Lex->type|= REFRESH_QUERY_CACHE;}
@@ -13422,6 +13428,7 @@ keyword_sp:
         | RELOAD                   {}
         | REORGANIZE_SYM           {}
         | REPEATABLE_SYM           {}
+        | REPLICA_SYM              {}
         | REPLICATION              {}
         | REPLICATE_DO_DB          {}
         | REPLICATE_IGNORE_DB      {}