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Changes in dimension table column indexes generation.

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- Indexes for dimension table columns are generated only if there
  are more than one non-PK columns.
This commit is contained in:
Abhinav Sarkar 2016-01-07 02:39:46 +05:30
parent 6ce2d56252
commit 089ce59f20
1 changed files with 1 additions and 1 deletions
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2
src/Ringo/Generator/Create.hs
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@ -48,7 +48,7 @@ dimensionTableDefnSQL table@Table {..} = do
tablePKColName = head [ cName | PrimaryKey cName <- tableConstraints ] tablePKColName = head [ cName | PrimaryKey cName <- tableConstraints ]
nonPKColNames = [ cName | Column cName _ _ <- tableColumns, cName /= tablePKColName ] nonPKColNames = [ cName | Column cName _ _ <- tableColumns, cName /= tablePKColName ]
indexSQLs = [ "CREATE INDEX ON " <> tabName <> " (" <> cName <> ")" indexSQLs = [ "CREATE INDEX ON " <> tabName <> " (" <> cName <> ")"
| cName <- nonPKColNames ] | cName <- nonPKColNames, length nonPKColNames > 1 ]
(++ indexSQLs) <$> tableDefnSQL table (++ indexSQLs) <$> tableDefnSQL table
factTableDefnSQL :: Fact -> Table -> Reader Env [Text] factTableDefnSQL :: Fact -> Table -> Reader Env [Text]