Files
impala/testdata/workloads/functional-query/queries/QueryTest/with-clause.test
Qifan Chen 6dbf1ca09c IMPALA-6628: Use unqualified table references in .test files run from test_queries.py
This fix modified the following tests launched from test_queries.py by
removing references to database 'functional' whenever possible. The
objective of the change is to allow more testing coverage with different
databases than the single 'functional' database. In the fix, neither new
tables were added nor expected results were altered.

  empty.test
  inline-view-limit.test
  inline-view.test
  limit.test
  misc.test
  sort.test
  subquery-single-node.test
  subquery.test
  top-n.test
  union.test
  with-clause.test

It was determined that other tests in
testdata/workloads/functional-query/queries/QueryTest do not refer to
'functional' or the references are a must for some reason.

Testing
   Ran query_tests on these changed tests with exhaustive exploration
   strategy.

Change-Id: Idd50eaaaba25e3bedc2b30592a314d2b6b83f972
Reviewed-on: http://gerrit.cloudera.org:8080/16603
Reviewed-by: Impala Public Jenkins <impala-public-jenkins@cloudera.com>
Tested-by: Impala Public Jenkins <impala-public-jenkins@cloudera.com>
2020-10-21 05:20:33 +00:00

163 lines
3.7 KiB
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====
---- QUERY
# Basic test with a single with-clause view.
with t as (select int_col x, bigint_col y from alltypestiny)
select count(x), count(y) from t
---- RESULTS
8,8
---- TYPES
BIGINT, BIGINT
====
---- QUERY
# Basic test with a single with-clause view that references a virtual view.
with t as (select abc x, xyz y from functional.complex_view)
select x, y from t order by y limit 10
---- RESULTS
2,'0'
2,'1'
---- TYPES
BIGINT, STRING
====
---- QUERY
# Basic tests with a single with-clause view with column labels.
with t(c1, c2) as (select int_col, bigint_col y from alltypestiny)
select * from t order by c1, c2 limit 1
---- RESULTS
0,0
---- TYPES
INT, BIGINT
---- LABELS
C1, C2
====
---- QUERY
with t(c1) as (select int_col, bigint_col from alltypestiny)
select * from t order by c1 limit 1
---- RESULTS
0,0
---- TYPES
INT, BIGINT
---- LABELS
C1, BIGINT_COL
====
---- QUERY
with t(c1, c2) as (select int_col from alltypestiny)
select * from t order by c1,c2 limit 1
---- CATCH
AnalysisException: WITH-clause view 't' returns 1 columns, but 2 labels were specified.
====
---- QUERY
# Multiple views in with-clause. Only one view is used.
with t1 as (select int_col x, bigint_col y from alltypestiny),
t2 as (select 1 x, 10 y), t3 as (values(2 x, 20 y), (3, 30))
select x, y from t2
---- RESULTS
1,10
---- TYPES
TINYINT, TINYINT
====
---- QUERY
# Multiple views in with-clause. All views are used in a union.
with t1 as (select int_col x, bigint_col y from alltypestiny),
t2 as (select 1 x, 10 y), t3 as (values(2 x, 20 y), (3, 30))
select * from t1 union all select * from t2 union all (select * from t3) order by x limit 20
---- RESULTS
0,0
0,0
0,0
0,0
1,10
1,10
1,10
1,10
1,10
2,20
3,30
---- TYPES
INT, BIGINT
====
---- QUERY
with t1(c1, c2) as (select int_col x, bigint_col y from alltypestiny),
t2(c3, c4) as (select 1 x, 10 y)
select * from t1 order by c1, c2 limit 1 union all select * from t2 order by c3, c4 limit 1
---- RESULTS
0,0
1,10
---- TYPES
INT, BIGINT
---- LABELS
C1, C2
====
---- QUERY
# Multiple views in with-clause. All views are used in a join.
with t1 as (select distinct int_col x, bigint_col y from alltypes order by 1,2 limit 2),
t2 as (select distinct int_col x, bigint_col y from alltypestiny order by 1,2 limit 2),
t3 as (select distinct int_col x, bigint_col y from alltypessmall order by 1,2 limit 2)
select * from t1, t2, t3 where t1.x = t2.x and t2.x = t3.x
---- RESULTS
0,0,0,0,0,0
1,10,1,10,1,10
---- TYPES
INT, BIGINT, INT, BIGINT, INT, BIGINT
====
---- QUERY
# Self-join of with-clause table to make sure the join op is properly set
# in the cloned inline-view instances.
with t as (select int_col x, bigint_col y from alltypestiny order by id limit 2)
select * from t t1 left outer join t t2 on t1.y = t2.x full outer join t t3 on t2.y = t3.x
order by t1.x limit 10
---- RESULTS
0,0,0,0,0,0
1,10,NULL,NULL,NULL,NULL
NULL,NULL,NULL,NULL,1,10
---- TYPES
INT, BIGINT, INT, BIGINT, INT, BIGINT
====
---- QUERY
# Multiple with clauses. One for the UnionStmt and one for each union operand.
with t1 as (values('a', 'b'))
(with t2 as (values('c', 'd')) select * from t2) union all
(with t3 as (values('e', 'f')) select * from t3)
---- RESULTS
'e','f'
'c','d'
---- TYPES
STRING, STRING
====
---- QUERY
# With clause containing an order by element that should be cloned properly.
with t1 as (select tinyint_col, count(*) from alltypesagg group by 1
order by 1 desc nulls last limit 10) select * from t1;
---- RESULTS
9,1000
8,1000
7,1000
6,1000
5,1000
4,1000
3,1000
2,1000
1,1000
NULL,2000
---- TYPES
TINYINT, BIGINT
====
---- QUERY
# IMPALA-1357: Analysis of WithClause pollutes global state
select 1 from (
with w as (
select 1 from alltypestiny
where exists (select 1 from alltypestiny))
select 1 from w) tt
---- RESULTS
1
1
1
1
1
1
1
1
---- TYPES
TINYINT
====