Bug #13095 Cannot create VIEWs in prepared statements
| Submitted: | 9 Sep 2005 20:46 | Modified: | 27 Oct 2005 7:25 |
|---|---|---|---|
| Reporter: | philip antoniades | Email Updates: | |
| Status: | Closed | Impact on me: | |
| Category: | MySQL Server: Stored Routines | Severity: | S3 (Non-critical) |
| Version: | 5.0.13-beta | OS: | Linux (Linux (RHAS 3.0)) |
| Assigned to: | Alexander Nozdrin | CPU Architecture: | Any |
[9 Sep 2005 20:46]
philip antoniades
[9 Sep 2005 20:56]
MySQL Verification Team
I was unable to repeat with below changeset:
ChangeSet@1.1961, 2005-09-08 18:27:05+02:00, petr@mysql.com
Merge bk-internal.mysql.com:/home/bk/mysql-5.0
into mysql.com:/usersnfs/pchardin/mysql-5.0
miguel@hegel:~/dbs/5.0> bin/mysql -uroot test
Reading table information for completion of table and column names
You can turn off this feature to get a quicker startup with -A
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 1 to server version: 5.0.13-beta-debug
Type 'help;' or '\h' for help. Type '\c' to clear the buffer.
mysql> delimiter //
mysql> create procedure dynamic_view
-> (
-> str_tablename varchar(32)
-> )
-> BEGIN
-> SET @create_table = CONCAT( "CREATE TABLE IF NOT EXISTS ", str_tablename, "(
"> stuff char(15) )" );
-> PREPARE stmt_tbl FROM @create_table;
-> EXECUTE stmt_tbl;
->
-> SET @add_rows = CONCAT( "INSERT INTO ", str_tablename, " VALUES( 'rar' ),(
"> 'gar' ),( 'har' )" );
-> PREPARE stmt_tbl FROM @add_rows;
-> EXECUTE stmt_tbl;
->
-> SET @create_view = CONCAT( "CREATE VIEW MyView( mystuff ) AS SELECT stuff FROM
"> ", str_tablename );
-> PREPARE stmt_view FROM @create_view;
-> EXECUTE stmt_view;
->
-> SELECT * FROM MyView;
-> END//
Query OK, 0 rows affected (0.03 sec)
mysql> show create procedure dynamic_view\G
*************************** 1. row ***************************
Procedure: dynamic_view
sql_mode:
Create Procedure: CREATE PROCEDURE `dynamic_view`(
str_tablename varchar(32)
)
BEGIN
SET @create_table = CONCAT( "CREATE TABLE IF NOT EXISTS ", str_tablename, "(
stuff char(15) )" );
PREPARE stmt_tbl FROM @create_table;
EXECUTE stmt_tbl;
SET @add_rows = CONCAT( "INSERT INTO ", str_tablename, " VALUES( 'rar' ),(
'gar' ),( 'har' )" );
PREPARE stmt_tbl FROM @add_rows;
EXECUTE stmt_tbl;
SET @create_view = CONCAT( "CREATE VIEW MyView( mystuff ) AS SELECT stuff FROM
", str_tablename );
PREPARE stmt_view FROM @create_view;
EXECUTE stmt_view;
SELECT * FROM MyView;
END
1 row in set (0.00 sec)
mysql>
[13 Sep 2005 20:36]
philip antoniades
Hi, Were you also able to execute the procedure and get results? thanks, Philip
[24 Oct 2005 20:54]
Bugs System
A patch for this bug has been committed. After review, it may be pushed to the relevant source trees for release in the next version. You can access the patch from: http://lists.mysql.com/internals/31405
[24 Oct 2005 21:05]
Alexander Nozdrin
Approved by Sanja Byelkin by email. Fixed in 5.0, currently tagged 5.0.15.
[27 Oct 2005 7:25]
Jon Stephens
Thank you for your bug report. This issue has already been fixed in the latest released version of that product, which you can download at http://www.mysql.com/downloads/ Additional info: Documented fix in 5.0.15 changelog.
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