File: test_empty_string_statistics.test

package info (click to toggle)
duckdb 1.5.1-2
  • links: PTS, VCS
  • area: main
  • in suites:
  • size: 299,196 kB
  • sloc: cpp: 865,414; ansic: 57,292; python: 18,871; sql: 12,663; lisp: 11,751; yacc: 7,412; lex: 1,682; sh: 747; makefile: 558
file content (43 lines) | stat: -rw-r--r-- 653 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
# name: test/issues/rigger/test_empty_string_statistics.test
# description: SQLancer bug found with statistics not being properly updated on empty strings
# group: [rigger]

statement ok
PRAGMA enable_verification

statement ok
BEGIN TRANSACTION;

statement ok
CREATE TABLE t0(c0 VARCHAR NOT NULL DEFAULT(-1981039679), c1 TIMESTAMP);;

statement ok
INSERT INTO t0 VALUES('',NULL);

statement ok
COMMIT;

query I
select ''>'!9t';
----
0

query I
select ''<='!9t';
----
1

query I
SELECT ((t0.c0)>('!9t')) FROM t0;
----
0

query I
SELECT COUNT(*) FROM t0 WHERE ((t0.c0)>('!9t'));
----
0

query I
SELECT COUNT(*) FROM t0 WHERE NOT((t0.c0)>('!9t'));
----
1