add back test for postgres limit syntax, convert tpch queries to ansi fetch first n rows only syntax
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3 changed files with 15 additions and 25 deletions
tools/Language/SQL/SimpleSQL
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@ -19,7 +19,7 @@ These are a few misc tests which don't fit anywhere else.
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> ,whereClause
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> ,having
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> ,orderBy
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> ,limit
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> ,offsetFetch
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> ,combos
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> ,withQueries
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> ,values
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@ -112,8 +112,8 @@ These are a few misc tests which don't fit anywhere else.
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> ,qeFrom = [TRSimple "t"]
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> ,qeOrderBy = o}
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> limit :: TestItem
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> limit = Group "limit" $ map (uncurry TestQueryExpr)
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> offsetFetch :: TestItem
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> offsetFetch = Group "offsetFetch" $ map (uncurry TestQueryExpr)
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> [-- ansi standard
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> ("select a from t offset 5 rows fetch next 10 rows only"
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> ,ms (Just $ NumLit "5") (Just $ NumLit "10"))
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@ -123,6 +123,9 @@ These are a few misc tests which don't fit anywhere else.
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> ,ms Nothing (Just $ NumLit "10"))
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> ,("select a from t offset 5 row fetch first 10 row only"
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> ,ms (Just $ NumLit "5") (Just $ NumLit "10"))
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> -- postgres
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> ,("select a from t limit 10 offset 5"
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> ,ms (Just $ NumLit "5") (Just $ NumLit "10"))
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> ]
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> where
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> ms o l = makeSelect
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@ -1,6 +1,10 @@
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Some tests for parsing the tpch queries
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The changes made to the official syntax are:
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1. replace the set rowcount with ansi standard fetch first n rows only
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2. replace the create view, query, drop view sequence with a query
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using a common table expression
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> module Language.SQL.SimpleSQL.Tpch (tpchTests,tpchQueries) where
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@ -79,7 +83,7 @@ Some tests for parsing the tpch queries
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> \ n_name,\n\
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> \ s_name,\n\
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> \ p_partkey\n\
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> \limit 100")
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> \fetch first 100 rows only")
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> ,("Q3","\n\
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> \ select\n\
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> \ l_orderkey,\n\
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@ -103,7 +107,7 @@ Some tests for parsing the tpch queries
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> \ order by\n\
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> \ revenue desc,\n\
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> \ o_orderdate\n\
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> \ limit 10")
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> \ fetch first 10 rows only")
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> ,("Q4","\n\
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> \ select\n\
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> \ o_orderpriority,\n\
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@ -304,7 +308,7 @@ Some tests for parsing the tpch queries
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> \ c_comment\n\
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> \ order by\n\
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> \ revenue desc\n\
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> \ limit 20")
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> \ fetch first 20 rows only")
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> ,("Q11","\n\
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> \ select\n\
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> \ ps_partkey,\n\
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@ -522,7 +526,7 @@ Some tests for parsing the tpch queries
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> \ order by\n\
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> \ o_totalprice desc,\n\
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> \ o_orderdate\n\
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> \ limit 100")
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> \ fetch first 100 rows only")
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> ,("Q19","\n\
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> \ select\n\
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> \ sum(l_extendedprice* (1 - l_discount)) as revenue\n\
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@ -637,7 +641,7 @@ Some tests for parsing the tpch queries
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> \ order by\n\
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> \ numwait desc,\n\
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> \ s_name\n\
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> \ limit 100")
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> \ fetch first 100 rows only")
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> ,("Q22","\n\
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> \ select\n\
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> \ cntrycode,\n\
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