From 0559e08ff40bc2496c6af22beb4df99cf112e13b Mon Sep 17 00:00:00 2001 From: rowanbeentje Date: Sat, 27 Mar 2010 15:01:59 +0000 Subject: - When switching tables, correctly catch disconnections and suppress error dialogs and related crashes - Move connection error sheet close method to the connection delegate - Tweak the information_schema db schema building query to be much faster on busy servers by amending the VIEW part - Set the connection lock to nil after releasing, coping with connection unlocks deferred on the main thread until after dealloc --- Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'Frameworks') diff --git a/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m b/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m index 7b6fa0b8..549d0013 100644 --- a/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m +++ b/Frameworks/MCPKit/MCPFoundationKit/MCPConnection.m @@ -1996,11 +1996,11 @@ void performThreadedKeepAlive(void *ptr) NSString *queryDbString = [NSString stringWithFormat:@"" @"SELECT TABLE_SCHEMA AS `databases`, TABLE_NAME AS `tables`, COLUMN_NAME AS `fields`, COLUMN_TYPE AS `type`, CHARACTER_SET_NAME AS `charset`, '0' AS `structtype`, `COLUMN_KEY` AS `KEY`, `EXTRA` AS EXTRA, `PRIVILEGES` AS `PRIVILEGES`, `COLLATION_NAME` AS `collation`, `COLUMN_DEFAULT` AS `default`, `IS_NULLABLE` AS `is_nullable`, `COLUMN_COMMENT` AS `comment` FROM `information_schema`.`COLUMNS` WHERE TABLE_SCHEMA = '%@'" @"UNION " - @"SELECT c.TABLE_SCHEMA AS `DATABASES`, c.TABLE_NAME AS `TABLES`, c.COLUMN_NAME AS `fields`, c.COLUMN_TYPE AS `TYPE`, c.CHARACTER_SET_NAME AS `CHARSET`, '1' AS `structtype`, `COLUMN_KEY` AS `KEY`, `EXTRA` AS EXTRA, `PRIVILEGES` AS `PRIVILEGES`, `COLLATION_NAME` AS `collation`, `COLUMN_DEFAULT` AS `default`, `IS_NULLABLE` AS `is_nullable`, `COLUMN_COMMENT` AS `comment` FROM `information_schema`.`COLUMNS` AS c, `information_schema`.`VIEWS` AS v WHERE c.TABLE_SCHEMA = '%@' AND c.TABLE_SCHEMA = v.TABLE_SCHEMA AND c.TABLE_NAME = v.TABLE_NAME " + @"SELECT c.TABLE_SCHEMA AS `DATABASES`, c.TABLE_NAME AS `TABLES`, c.COLUMN_NAME AS `fields`, c.COLUMN_TYPE AS `TYPE`, c.CHARACTER_SET_NAME AS `CHARSET`, '1' AS `structtype`, `COLUMN_KEY` AS `KEY`, `EXTRA` AS EXTRA, `PRIVILEGES` AS `PRIVILEGES`, `COLLATION_NAME` AS `collation`, `COLUMN_DEFAULT` AS `default`, `IS_NULLABLE` AS `is_nullable`, `COLUMN_COMMENT` AS `comment` FROM `information_schema`.`COLUMNS` AS c, `information_schema`.`VIEWS` AS v WHERE v.TABLE_SCHEMA = '%@' AND c.TABLE_SCHEMA = '%@' AND c.TABLE_NAME = v.TABLE_NAME " @"UNION " @"SELECT ROUTINE_SCHEMA AS `DATABASES`, ROUTINE_NAME AS `TABLES`, ROUTINE_NAME AS `fields`, `DTD_identifier` AS `TYPE`, '' AS `CHARSET`, '2' AS `structtype`, `IS_DETERMINISTIC` AS `KEY`, `SECURITY_TYPE` AS EXTRA, `DEFINER` AS `PRIVILEGES`, '' AS `collation`, '' AS `DEFAULT`, `SQL_DATA_ACCESS` AS `is_nullable`, '' AS `COMMENT` FROM `information_schema`.`ROUTINES` WHERE ROUTINE_TYPE = 'PROCEDURE' AND ROUTINE_SCHEMA = '%@'" @"UNION " - @"SELECT ROUTINE_SCHEMA AS `DATABASES`, ROUTINE_NAME AS `TABLES`, ROUTINE_NAME AS `fields`, `DTD_identifier` AS `TYPE`, '' AS `CHARSET`, '3' AS `structtype`, `IS_DETERMINISTIC` AS `KEY`, `SECURITY_TYPE` AS EXTRA, `DEFINER` AS `PRIVILEGES`, '' AS `collation`, '' AS `DEFAULT`, `SQL_DATA_ACCESS` AS `is_nullable`, '' AS `COMMENT` FROM `information_schema`.`ROUTINES` WHERE ROUTINE_TYPE = 'FUNCTION' AND ROUTINE_SCHEMA = '%@'", currentDatabaseEscaped, currentDatabaseEscaped, currentDatabaseEscaped, currentDatabaseEscaped]; + @"SELECT ROUTINE_SCHEMA AS `DATABASES`, ROUTINE_NAME AS `TABLES`, ROUTINE_NAME AS `fields`, `DTD_identifier` AS `TYPE`, '' AS `CHARSET`, '3' AS `structtype`, `IS_DETERMINISTIC` AS `KEY`, `SECURITY_TYPE` AS EXTRA, `DEFINER` AS `PRIVILEGES`, '' AS `collation`, '' AS `DEFAULT`, `SQL_DATA_ACCESS` AS `is_nullable`, '' AS `COMMENT` FROM `information_schema`.`ROUTINES` WHERE ROUTINE_TYPE = 'FUNCTION' AND ROUTINE_SCHEMA = '%@'", currentDatabaseEscaped, currentDatabaseEscaped, currentDatabaseEscaped, currentDatabaseEscaped, currentDatabaseEscaped]; NSData *encodedQueryData = NSStringDataUsingLossyEncoding(queryDbString, theConnectionEncoding, 1); const char *queryCString = [encodedQueryData bytes]; @@ -2522,8 +2522,9 @@ void performThreadedKeepAlive(void *ptr) { delegate = nil; - // Ensure the query lock is unlocked + // Ensure the query lock is unlocked, thereafter setting to nil in case of pending calls [self unlockConnection]; + [queryLock release], queryLock = nil; // Clean up connections if necessary if (mConnected) [self disconnect]; @@ -2534,7 +2535,6 @@ void performThreadedKeepAlive(void *ptr) [keepAliveTimer invalidate]; [keepAliveTimer release]; - [queryLock release]; if (lastQueryErrorMessage) [lastQueryErrorMessage release]; if (connectionHost) [connectionHost release]; if (connectionLogin) [connectionLogin release]; -- cgit v1.2.3