diff options
Diffstat (limited to 'storage/innodb_plugin/row/row0mysql.c')
| -rw-r--r-- | storage/innodb_plugin/row/row0mysql.c | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/storage/innodb_plugin/row/row0mysql.c b/storage/innodb_plugin/row/row0mysql.c index c4911400cee..6f689f9909d 100644 --- a/storage/innodb_plugin/row/row0mysql.c +++ b/storage/innodb_plugin/row/row0mysql.c @@ -1,6 +1,6 @@ /***************************************************************************** -Copyright (c) 2000, 2010, Innobase Oy. All Rights Reserved. +Copyright (c) 2000, 2011, Oracle and/or its affiliates. All Rights Reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software @@ -3221,6 +3221,19 @@ check_next_foreign: "index_id CHAR;\n" "foreign_id CHAR;\n" "found INT;\n" + + "DECLARE CURSOR cur_fk IS\n" + "SELECT ID FROM SYS_FOREIGN\n" + "WHERE FOR_NAME = :table_name\n" + "AND TO_BINARY(FOR_NAME)\n" + " = TO_BINARY(:table_name)\n" + "LOCK IN SHARE MODE;\n" + + "DECLARE CURSOR cur_idx IS\n" + "SELECT ID FROM SYS_INDEXES\n" + "WHERE TABLE_ID = table_id\n" + "LOCK IN SHARE MODE;\n" + "BEGIN\n" "SELECT ID INTO table_id\n" "FROM SYS_TABLES\n" @@ -3243,13 +3256,9 @@ check_next_foreign: "IF (:table_name = 'SYS_FOREIGN_COLS') THEN\n" " found := 0;\n" "END IF;\n" + "OPEN cur_fk;\n" "WHILE found = 1 LOOP\n" - " SELECT ID INTO foreign_id\n" - " FROM SYS_FOREIGN\n" - " WHERE FOR_NAME = :table_name\n" - " AND TO_BINARY(FOR_NAME)\n" - " = TO_BINARY(:table_name)\n" - " LOCK IN SHARE MODE;\n" + " FETCH cur_fk INTO foreign_id;\n" " IF (SQL % NOTFOUND) THEN\n" " found := 0;\n" " ELSE\n" @@ -3259,12 +3268,11 @@ check_next_foreign: " WHERE ID = foreign_id;\n" " END IF;\n" "END LOOP;\n" + "CLOSE cur_fk;\n" "found := 1;\n" + "OPEN cur_idx;\n" "WHILE found = 1 LOOP\n" - " SELECT ID INTO index_id\n" - " FROM SYS_INDEXES\n" - " WHERE TABLE_ID = table_id\n" - " LOCK IN SHARE MODE;\n" + " FETCH cur_idx INTO index_id;\n" " IF (SQL % NOTFOUND) THEN\n" " found := 0;\n" " ELSE\n" @@ -3275,6 +3283,7 @@ check_next_foreign: " AND TABLE_ID = table_id;\n" " END IF;\n" "END LOOP;\n" + "CLOSE cur_idx;\n" "DELETE FROM SYS_COLUMNS\n" "WHERE TABLE_ID = table_id;\n" "DELETE FROM SYS_TABLES\n" @@ -3962,6 +3971,7 @@ end: trx->error_state = DB_SUCCESS; trx_general_rollback_for_mysql(trx, NULL); trx->error_state = DB_SUCCESS; + err = DB_ERROR; goto funct_exit; } |