Hi! >>>>> "MARK" == MARK CALLAGHAN <[email protected]> writes:
MARK> I want a variant of the LIMIT clause that limits the number of rows MARK> examined during SELECT processing. This should return OK when the MARK> limit is reached -- something like NESTED_LOOP_QUERY_LIMIT. While MARK> LIMIT can be LIMIT x and LIMIT x,y. This only supports one argument -- MARK> LIMIT_ROWS_EXAMINED x. Are you interested in implementing this feature MARK> for me? We will sponsor the work. The purpose of the feature is to MARK> prevent queries from taking too long when there isn't a great index MARK> and many rows might be filtered. I am a bit afraid of returning 'ok'. Would it not be better to return an error? Another option would be to generate a warning so that the application can know that they didn't get all rows. We can do this and it should be relatively easy to do. Regards, Monty _______________________________________________ Mailing list: https://launchpad.net/~maria-developers Post to : [email protected] Unsubscribe : https://launchpad.net/~maria-developers More help : https://help.launchpad.net/ListHelp
