merge

mysql-test/r/rpl_view.result

+stop slave;
+drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
+reset master;
+reset slave;
+drop table if exists t1,t2,t3,t4,t5,t6,t7,t8,t9;
+start slave;
+drop table if exists t1,v1;
+drop view if exists t1,v1;
+create table t1 (a int);
+insert into t1 values (1);
+create view v1 as select a from t1;
+insert into v1 values (2);
+select * from v1 order by a;
+a
+1
+2
+select * from v1 order by a;
+a
+1
+2
+update v1 set a=3 where a=1;
+select * from v1 order by a;
+a
+2
+3
+select * from v1 order by a;
+a
+2
+3
+delete from v1 where a=2;
+select * from v1 order by a;
+a
+3
+select * from v1 order by a;
+a
+3
+alter view v1 as select a as b from t1;
+select * from v1 order by 1;
+b
+3
+drop view v1;
+select * from v1 order by a;
+ERROR 42S02: Table 'test.v1' doesn't exist
+drop table t1;

mysql-test/r/view.result

@@ -1730,3 +1730,23 @@ select * from v1 where F1 = 1;
 f1
 drop view v1;
 drop table t1;
+create table t1(c1 int);
+create table t2(c2 int);
+insert into t1 values (1),(2),(3);
+insert into t2 values (1);
+SELECT c1 FROM t1 WHERE c1 IN (SELECT c2 FROM t2);
+c1
+1
+SELECT c1 FROM t1 WHERE EXISTS (SELECT c2 FROM t2 WHERE c2 = c1);
+c1
+1
+create view v1 as SELECT c1 FROM t1 WHERE c1 IN (SELECT c2 FROM t2);
+create view v2 as SELECT c1 FROM t1 WHERE EXISTS (SELECT c2 FROM t2 WHERE c2 = c1);
+select * from v1;
+c1
+1
+select * from v2;
+c1
+1
+drop view v2, v1;
+drop table t1, t2;

mysql-test/t/rpl_view.test

+source include/master-slave.inc;
+--disable_warnings
+drop table if exists t1,v1;
+drop view if exists t1,v1;
+sync_slave_with_master;
+--enable_warnings
+
+#
+# Check that createion drop of view is replicated, also check replication of
+# updating of view
+#
+connection master;
+create table t1 (a int);
+insert into t1 values (1);
+create view v1 as select a from t1;
+insert into v1 values (2);
+select * from v1 order by a;
+sync_slave_with_master;
+# view already have to be on slave
+select * from v1 order by a;
+connection master;
+update v1 set a=3 where a=1;
+select * from v1 order by a;
+sync_slave_with_master;
+select * from v1 order by a;
+connection master;
+delete from v1 where a=2;
+select * from v1 order by a;
+sync_slave_with_master;
+select * from v1 order by a;
+connection master;
+# 'alter view' internally maped to creation, but still check that it works
+alter view v1 as select a as b from t1;
+sync_slave_with_master;
+select * from v1 order by 1;
+connection master;
+drop view v1;
+sync_slave_with_master;
+#error, because view have to be removed from slave
+-- error 1146
+select * from v1 order by a;
+connection master;
+drop table t1;
+sync_slave_with_master;

mysql-test/t/view.test

@@ -1655,9 +1655,27 @@ select * from v3;
 drop view v3;
 drop tables t1,t2;
 
+#
 # View field names should be case insensitive 
+#
 create table t1(f1 int);
 create view v1 as select f1 from t1;
 select * from v1 where F1 = 1;
 drop view v1;
 drop table t1;
+
+#
+# Resolving view fields in subqueries in VIEW (Bug #6394)
+#
+create table t1(c1 int);
+create table t2(c2 int);
+insert into t1 values (1),(2),(3);
+insert into t2 values (1);
+SELECT c1 FROM t1 WHERE c1 IN (SELECT c2 FROM t2);
+SELECT c1 FROM t1 WHERE EXISTS (SELECT c2 FROM t2 WHERE c2 = c1);
+create view v1 as SELECT c1 FROM t1 WHERE c1 IN (SELECT c2 FROM t2);
+create view v2 as SELECT c1 FROM t1 WHERE EXISTS (SELECT c2 FROM t2 WHERE c2 = c1);
+select * from v1;
+select * from v2;
+drop view v2, v1;
+drop table t1, t2;

sql/sql_acl.cc

@@ -5516,6 +5516,9 @@ void fill_effective_table_privileges(THD *thd, GRANT_INFO *grant,
   /* global privileges */
   grant->privilege= thd->master_access;
 
+  if (!thd->priv_user)
+    return;                                   // it is slave
+
   /* db privileges */
   grant->privilege|= acl_get(thd->host, thd->ip, thd->priv_user, db, 0);
 

sql/sql_parse.cc

@@ -4059,7 +4059,12 @@ mysql_execute_command(THD *thd)
     }
   case SQLCOM_CREATE_VIEW:
     {
-      res= mysql_create_view(thd, thd->lex->create_view_mode);
+      if (!(res= mysql_create_view(thd, thd->lex->create_view_mode)) &&
+          mysql_bin_log.is_open())
+      {
+        Query_log_event qinfo(thd, thd->query, thd->query_length, 0, FALSE);
+        mysql_bin_log.write(&qinfo);
+      }
       break;
     }
   case SQLCOM_DROP_VIEW:
@@ -4067,7 +4072,12 @@ mysql_execute_command(THD *thd)
       if (check_table_access(thd, DROP_ACL, all_tables, 0) ||
           end_active_trans(thd))
         goto error;
-      res= mysql_drop_view(thd, first_table, thd->lex->drop_mode);
+      if (!(res= mysql_drop_view(thd, first_table, thd->lex->drop_mode)) &&
+          mysql_bin_log.is_open())
+      {
+        Query_log_event qinfo(thd, thd->query, thd->query_length, 0, FALSE);
+        mysql_bin_log.write(&qinfo);
+      }
       break;
     }
   case SQLCOM_CREATE_TRIGGER:

sql/table.cc

@@ -1695,6 +1695,7 @@ bool st_table_list::setup_ancestor(THD *thd, Item **conds,
   Field_translator *transl;
   SELECT_LEX *select= &view->select_lex;
   SELECT_LEX *current_select_save= thd->lex->current_select;
+  byte *main_table_list_save= thd->lex->select_lex.table_list.first;
   Item *item;
   TABLE_LIST *tbl;
   List_iterator_fast<Item> it(select->item_list);
@@ -1717,8 +1718,13 @@ bool st_table_list::setup_ancestor(THD *thd, Item **conds,
   if (field_translation)
   {
     DBUG_PRINT("info", ("there are already translation table"));
-    /* prevent look up in SELECTs tree */
+    /*
+      prevent look up in SELECTs tree, and emulate main table list by
+      ancestor table list for subquery processing
+    */
     thd->lex->current_select= &thd->lex->select_lex;
+    thd->lex->select_lex.table_list.first= (byte *)ancestor;
+
     thd->lex->select_lex.no_wrap_view_item= 1;
     thd->set_query_id= 1;
     /* this view was prepared already on previous PS/SP execution */
@@ -1763,8 +1769,13 @@ bool st_table_list::setup_ancestor(THD *thd, Item **conds,
     DBUG_RETURN(1);
   }
 
-  /* prevent look up in SELECTs tree */
+  /*
+    prevent look up in SELECTs tree, and emulate main table list by ancestor
+    table list for subquery processing
+  */
   thd->lex->current_select= &thd->lex->select_lex;
+  thd->lex->select_lex.table_list.first= (byte *)ancestor;
+
   thd->lex->select_lex.no_wrap_view_item= 1;
 
   /*
@@ -1909,6 +1920,7 @@ bool st_table_list::setup_ancestor(THD *thd, Item **conds,
 ok:
   thd->lex->select_lex.no_wrap_view_item= save_wrapper;
   thd->lex->current_select= current_select_save;
+  thd->lex->select_lex.table_list.first= main_table_list_save;
   thd->set_query_id= save_set_query_id;
   thd->allow_sum_func= save_allow_sum_func;
   DBUG_RETURN(0);
@@ -1923,6 +1935,7 @@ bool st_table_list::setup_ancestor(THD *thd, Item **conds,
   }
   thd->lex->select_lex.no_wrap_view_item= save_wrapper;
   thd->lex->current_select= current_select_save;
+  thd->lex->select_lex.table_list.first= main_table_list_save;
   thd->set_query_id= save_set_query_id;
   thd->allow_sum_func= save_allow_sum_func;
   DBUG_RETURN(1);