khibino/haskell-relational-record
1
1
Fork 0
mirror of https://github.com/khibino/haskell-relational-record.git synced 2024-11-29 14:45:51 +03:00
Code Issues Projects Releases Wiki Activity

Add no primary key warning message.

Browse Source
This commit is contained in:
Kei Hibino 2014-10-10 20:23:08 +09:00
parent 692bb7ea70
commit dc7beb9803
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
relational-query-HDBC/src/Database/HDBC/Query/TH.hs
View File

@ -107,6 +107,9 @@ defineTableFromDB connect drv scm tbl derives = do
return (cols, notNullIdxs, primCols) )
(cols, notNullIdxs, primaryCols) <- runIO getDBinfo
when (null primaryCols) . reportWarning
$ "getPrimaryKey: Primary key not found for table: " ++ scm ++ "." ++ tbl
let colIxMap = Map.fromList $ zip [c | (c, _) <- cols] [(0 :: Int) .. ]
lookup' k = do
let found = Map.lookup k colIxMap