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difficult SQL query question
sadly not, it still lists duplicate file_id records, ie if a file_id has 2 version the query prints out both rather than only the record with the greatest version number :( arghhhhhhh! -
difficult SQL query question
SQL error on peter's SQL, MySQL doesn't like a.version_number in having clause, I've tried all the aliases I can think of: Here is a dump of the table with real data, it might help: DROP TABLE IF EXISTS `version`; CREATE TABLE `version` ( `id` bigint(20) NOT NULL auto_increment, `file_id`... -
difficult SQL query question
very close..... I've tried it and it certainly works except... (you were waiting for that!) it returns for every file_id the version number rather than just a result set of file_id and max version number. In other words: where file_id=5 and there are 3 versions of file_id=5 it returns a row... -
difficult SQL query question
Yes indeed When I run my query I can get the correct max version number but it also returns the wrong filename (of that version number). It returns the version 1 filename of the correct file_id and not (in this example) the version 3 of the correct file_id. so I would like this: 8 | 6... -
difficult SQL query question
Hi Sorry it's hard to explain! All the rows for package_id=11 are shown (there are many other rows with different package_id's) What I want isthe max version number for each file_id. So based on file_id (file_id represents a unique file) and also on version I need the max version for each... -
difficult SQL query question
Hi I have a table like so: id | file_id | file_repository_id | version_number | filename | package_id 7 | 5 | 7 | 1 | file1 | 11 8 | 6 | 8 | 1 | file2 | 11 9 | 5 | 9...
