mirror of
https://github.com/apache/impala.git
synced 2026-01-01 18:00:30 -05:00
c88d179413
expressions This commit enables fast partition pruning for cases where constant expressions appear in binary or IN predicates. During partition pruning, the constant expressions are evaluated in the BE and are replaced by the computed results as LiteralExprs. Change-Id: Ie8a2accf260391117559dc6c0a565f907c516478 Reviewed-on: http://gerrit.cloudera.org:8080/144 Reviewed-by: Dimitris Tsirogiannis <dtsirogiannis@cloudera.com> Tested-by: Internal Jenkins
404 lines
10 KiB
Plaintext
404 lines
10 KiB
Plaintext
====
|
|
---- QUERY
|
|
# TODO: string literals should start as CHAR(N) and analysis
|
|
# should promote as necessary
|
|
insert into test_char_tmp select cast("hello" as char(5))
|
|
====
|
|
---- QUERY
|
|
select * from test_char_tmp
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'hello'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1248
|
|
insert into test_char_tmp values (cast("hel" as char(5)))
|
|
====
|
|
---- QUERY
|
|
insert into test_char_tmp select cast(cast("hello000" as VARCHAR(8)) as char(5))
|
|
====
|
|
---- QUERY
|
|
select * from test_char_tmp where c = cast('hel' as char(5))
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'hel '
|
|
====
|
|
---- QUERY
|
|
insert into test_char_tmp values (NULL)
|
|
====
|
|
---- QUERY
|
|
select * from test_char_tmp as A CROSS JOIN test_char_tmp as B
|
|
where B.c = cast('hel' as CHAR(5))
|
|
ORDER BY A.c
|
|
---- TYPES
|
|
char, char
|
|
---- RESULTS
|
|
'hel ','hel '
|
|
'hello','hel '
|
|
'hello','hel '
|
|
'NULL','hel '
|
|
====
|
|
---- QUERY
|
|
select * from test_char_tmp as A, test_char_tmp as B
|
|
where A.c = B.c AND A.c != 'hello'
|
|
---- TYPES
|
|
char, char
|
|
---- RESULTS
|
|
'hel ','hel '
|
|
====
|
|
---- QUERY
|
|
select lower(c) from test_char_tmp ORDER BY c
|
|
---- TYPES
|
|
string
|
|
---- RESULTS
|
|
'hel '
|
|
'hello'
|
|
'hello'
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
insert into test_varchar_tmp values (cast("hello" as varchar(5)))
|
|
====
|
|
---- QUERY
|
|
select * from test_varchar_tmp
|
|
---- TYPES
|
|
string
|
|
---- RESULTS
|
|
'hello'
|
|
====
|
|
---- QUERY
|
|
insert into test_varchar_tmp values (cast("xyzzzzz12" as varchar(7)))
|
|
---- CATCH
|
|
would need to be cast to VARCHAR(5)
|
|
====
|
|
---- QUERY
|
|
select cast("xyzzzzz12" as varchar(-1))
|
|
---- CATCH
|
|
Syntax error
|
|
====
|
|
---- QUERY
|
|
select (cast("xyzzzzz12" as char(-1)))
|
|
---- CATCH
|
|
Syntax error
|
|
====
|
|
---- QUERY
|
|
insert into test_varchar_tmp values (cast("hel" as varchar(4)))
|
|
====
|
|
---- QUERY
|
|
select * from test_varchar_tmp
|
|
---- TYPES
|
|
string
|
|
---- RESULTS
|
|
'hello'
|
|
'hel'
|
|
====
|
|
---- QUERY
|
|
insert into allchars values (cast("123456" as char(5)), cast("123456" as char(140)),
|
|
cast("123456" as varchar(5)))
|
|
====
|
|
---- QUERY
|
|
select cshort, clong, vc from allchars
|
|
---- TYPES
|
|
char,char,string
|
|
---- RESULTS
|
|
'12345','123456 ','12345'
|
|
====
|
|
---- QUERY
|
|
insert into allchars_par values (cast("123456" as char(5)), cast("123456" as char(140)),
|
|
cast("123456" as varchar(5)))
|
|
====
|
|
---- QUERY
|
|
select cshort, clong, vc from allchars_par
|
|
---- TYPES
|
|
char,char,string
|
|
---- RESULTS
|
|
'12345','123456 ','12345'
|
|
====
|
|
---- QUERY
|
|
select count(*), count(cs), count(cl), count(vc) from chars_tiny
|
|
---- TYPES
|
|
bigint,bigint,bigint,bigint
|
|
---- RESULTS
|
|
9,8,8,8
|
|
====
|
|
---- QUERY
|
|
select * from chars_tiny where cs = cast('6a' as CHAR(2))
|
|
---- TYPES
|
|
char,char,string
|
|
---- RESULTS
|
|
'6a ','6b ','6c'
|
|
'6a ','6b ','6c'
|
|
====
|
|
---- QUERY
|
|
select count(*) from chars_tiny where vc != cast('5c' as varchar(3))
|
|
---- TYPES
|
|
bigint
|
|
---- RESULTS
|
|
7
|
|
====
|
|
---- QUERY
|
|
select count(*) from chars_tiny where cs != cast('a' as char(3))
|
|
---- TYPES
|
|
bigint
|
|
---- RESULTS
|
|
7
|
|
====
|
|
---- QUERY
|
|
select count(DISTINCT cs) from chars_tiny where vc = cast('5c' as varchar(10))
|
|
---- TYPES
|
|
bigint
|
|
---- RESULTS
|
|
1
|
|
====
|
|
---- QUERY
|
|
select count(DISTINCT cs) from chars_tiny where cs = cast('5a' as char(10))
|
|
---- TYPES
|
|
bigint
|
|
---- RESULTS
|
|
1
|
|
====
|
|
---- QUERY
|
|
select cs, count(cl) from functional.chars_tiny group by cs having count(vc) > 1
|
|
---- TYPES
|
|
char, bigint
|
|
---- RESULTS
|
|
'6a ',2
|
|
====
|
|
---- QUERY
|
|
select A.cs from functional.chars_tiny as A, functional.chars_tiny as B where
|
|
cast(A.cs as char(1)) = cast(B.cl as char(1)) order by A.cs
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'1aaaa'
|
|
'2aaaa'
|
|
'3aaa '
|
|
'4aa '
|
|
'5a '
|
|
'6a '
|
|
'6a '
|
|
'6a '
|
|
'6a '
|
|
====
|
|
---- QUERY
|
|
drop table if exists char_parts
|
|
====
|
|
---- QUERY
|
|
create table if not exists char_parts (vc varchar(32)) partitioned by
|
|
(csp char(5), clp char(140), vcp varchar(32))
|
|
====
|
|
---- QUERY
|
|
insert into char_parts (csp, clp, vcp, vc) select cs, cl, vc, vc from chars_tiny
|
|
====
|
|
---- QUERY
|
|
select csp, clp, vcp from char_parts where csp != cast('dne' as char(5)) order by csp
|
|
---- TYPES
|
|
char, char, string
|
|
---- RESULTS
|
|
'1aaaa','1bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb','1cccc'
|
|
'2aaaa','2bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb','2cccccc'
|
|
'3aaa ','3bbbbb ','3ccc'
|
|
'4aa ','4bbbb ','4cc'
|
|
'5a ','5bbb ','5c'
|
|
'6a ','6b ','6c'
|
|
'6a ','6b ','6c'
|
|
'a ','b ','c'
|
|
====
|
|
---- QUERY
|
|
insert into char_parts partition (csp=cast('foo' as char(5)),
|
|
clp=cast('01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789xxxxxxx' as char(140)),
|
|
vcp=cast('myvar' as varchar(32))) select cast('val' as varchar(32));
|
|
====
|
|
---- QUERY
|
|
select csp, clp, vcp from char_parts where csp = cast('foo' as char(5))
|
|
---- TYPES
|
|
char, char, string
|
|
---- RESULTS
|
|
'foo ','01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789','myvar'
|
|
====
|
|
---- QUERY
|
|
drop table if exists char_parts
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1316
|
|
select A.vc from functional.chars_tiny as A join functional.chars_tiny using (vc) order by A.vc
|
|
---- TYPES
|
|
string
|
|
---- RESULTS
|
|
'1cccc'
|
|
'2cccccc'
|
|
'3ccc'
|
|
'4cc'
|
|
'5c'
|
|
'6c'
|
|
'6c'
|
|
'6c'
|
|
'6c'
|
|
'c'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1322
|
|
select count(*) from functional.chars_tiny as A, functional.chars_tiny as B
|
|
where cast(A.cs as CHAR(1)) = cast(B.vc as CHAR(1));
|
|
---- TYPES
|
|
bigint
|
|
---- RESULTS
|
|
9
|
|
====
|
|
---- QUERY
|
|
select min(cs), max(vc), ndv(cl), ndv(vc), appx_median(cs), appx_median(vc)
|
|
from functional.chars_tiny
|
|
---- TYPES
|
|
string, string, bigint, bigint, string, string
|
|
---- RESULTS
|
|
'1aaaa','c',7,7,'5a ','5c'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1322
|
|
drop table if exists functional.t_1822;
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1322
|
|
create table functional.t_1822 (c10 char(10), c100 char(100), v100 varchar(100), v200 varchar(200), s string);
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1322
|
|
insert into functional.t_1822 values (cast('a' as char(1)), cast('a' as char(1)),
|
|
cast('a' as varchar(1)), cast('a' as varchar(1)), 'a');
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1316
|
|
select count(*) from functional.t_1822 as t join functional.t_1822 as tt
|
|
on cast(tt.s as char(129)) = t.c10 and
|
|
cast(tt.s as char(129)) = t.c100 and tt.c10 = t.c100;
|
|
---- TYPES
|
|
bigint
|
|
---- RESULTS
|
|
1
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1322
|
|
drop table if exists functional.t_1822;
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1316
|
|
select t1.vc, COUNT(1) FROM chars_tiny t1 GROUP BY 1 ORDER BY t1.vc
|
|
---- TYPES
|
|
string, bigint
|
|
---- RESULTS
|
|
'1cccc',1
|
|
'2cccccc',1
|
|
'3ccc',1
|
|
'4cc',1
|
|
'5c',1
|
|
'6c',2
|
|
'c',1
|
|
'NULL',1
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1316
|
|
select t1.cl, COUNT(1) FROM chars_tiny t1 GROUP BY 1 ORDER BY t1.cl
|
|
---- TYPES
|
|
char, bigint
|
|
---- RESULTS
|
|
'1bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1
|
|
'2bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb',1
|
|
'3bbbbb ',1
|
|
'4bbbb ',1
|
|
'5bbb ',1
|
|
'6b ',2
|
|
'b ',1
|
|
'NULL',1
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1339
|
|
select c20 from test_char_nulls group by c20;
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1339
|
|
select c40 from test_char_nulls group by c40;
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1339
|
|
select c60 from test_char_nulls group by c60;
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1339
|
|
select c80 from test_char_nulls group by c80;
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1339
|
|
select c81 from test_char_nulls group by c81;
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1339
|
|
select c82 from test_char_nulls group by c82;
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1339
|
|
select c100 from test_char_nulls group by c100;
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1339
|
|
select c120 from test_char_nulls group by c120;
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1339
|
|
select c140 from test_char_nulls group by c140;
|
|
---- TYPES
|
|
char
|
|
---- RESULTS
|
|
'NULL'
|
|
====
|
|
---- QUERY
|
|
# Regression test for IMPALA-1344
|
|
select cs, LAST_VALUE(cs) OVER (ORDER BY cs rows between unbounded preceding and
|
|
current row) FROM functional.chars_tiny;
|
|
---- TYPES
|
|
char, string
|
|
---- RESULTS
|
|
'1aaaa','1aaaa'
|
|
'2aaaa','2aaaa'
|
|
'3aaa ','3aaa '
|
|
'4aa ','4aa '
|
|
'5a ','5a '
|
|
'6a ','6a '
|
|
'6a ','6a '
|
|
'a ','a '
|
|
'NULL','NULL'
|
|
====
|