076bd5758b
new TK_REGISTER. This is a follow-up to [663f5dd32d9db832] that fixes a bug discovered by dbsqlfuzz. FossilOrigin-Name: fcb669cfaa8a59ca710504d5aaa1936f65a6da8ff13473ad84458f97a6fd1f49
384 lines
11 KiB
Plaintext
384 lines
11 KiB
Plaintext
# 2016-04-15
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library. The
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# focus of this script is DISTINCT queries using the skip-ahead
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# optimization.
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set testprefix distinct2
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do_execsql_test 100 {
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CREATE TABLE t1(x INTEGER PRIMARY KEY);
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INSERT INTO t1 VALUES(0),(1),(2);
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CREATE TABLE t2 AS
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SELECT DISTINCT a.x AS aa, b.x AS bb
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FROM t1 a, t1 b;
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SELECT *, '|' FROM t2 ORDER BY aa, bb;
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} {0 0 | 0 1 | 0 2 | 1 0 | 1 1 | 1 2 | 2 0 | 2 1 | 2 2 |}
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do_execsql_test 110 {
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DROP TABLE t2;
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CREATE TABLE t2 AS
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SELECT DISTINCT a.x AS aa, b.x AS bb
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FROM t1 a, t1 b
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WHERE a.x IN t1 AND b.x IN t1;
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SELECT *, '|' FROM t2 ORDER BY aa, bb;
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} {0 0 | 0 1 | 0 2 | 1 0 | 1 1 | 1 2 | 2 0 | 2 1 | 2 2 |}
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do_execsql_test 120 {
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CREATE TABLE t102 (i0 TEXT UNIQUE NOT NULL);
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INSERT INTO t102 VALUES ('0'),('1'),('2');
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DROP TABLE t2;
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CREATE TABLE t2 AS
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SELECT DISTINCT *
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FROM t102 AS t0
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JOIN t102 AS t4 ON (t2.i0 IN t102)
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NATURAL JOIN t102 AS t3
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JOIN t102 AS t1 ON (t0.i0 IN t102)
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JOIN t102 AS t2 ON (t2.i0=+t0.i0 OR (t0.i0<>500 AND t2.i0=t1.i0));
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SELECT *, '|' FROM t2 ORDER BY 1, 2, 3, 4, 5;
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} {0 0 0 0 | 0 0 1 0 | 0 0 1 1 | 0 0 2 0 | 0 0 2 2 | 0 1 0 0 | 0 1 1 0 | 0 1 1 1 | 0 1 2 0 | 0 1 2 2 | 0 2 0 0 | 0 2 1 0 | 0 2 1 1 | 0 2 2 0 | 0 2 2 2 | 1 0 0 0 | 1 0 0 1 | 1 0 1 1 | 1 0 2 1 | 1 0 2 2 | 1 1 0 0 | 1 1 0 1 | 1 1 1 1 | 1 1 2 1 | 1 1 2 2 | 1 2 0 0 | 1 2 0 1 | 1 2 1 1 | 1 2 2 1 | 1 2 2 2 | 2 0 0 0 | 2 0 0 2 | 2 0 1 1 | 2 0 1 2 | 2 0 2 2 | 2 1 0 0 | 2 1 0 2 | 2 1 1 1 | 2 1 1 2 | 2 1 2 2 | 2 2 0 0 | 2 2 0 2 | 2 2 1 1 | 2 2 1 2 | 2 2 2 2 |}
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do_execsql_test 400 {
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CREATE TABLE t4(a,b,c,d,e,f,g,h,i,j);
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INSERT INTO t4 VALUES(0,1,2,3,4,5,6,7,8,9);
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INSERT INTO t4 SELECT * FROM t4;
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INSERT INTO t4 SELECT * FROM t4;
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CREATE INDEX t4x ON t4(c,d,e);
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SELECT DISTINCT a,b,c FROM t4 WHERE a=0 AND b=1;
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} {0 1 2}
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do_execsql_test 410 {
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SELECT DISTINCT a,b,c,d FROM t4 WHERE a=0 AND b=1;
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} {0 1 2 3}
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do_execsql_test 411 {
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SELECT DISTINCT d,a,b,c FROM t4 WHERE a=0 AND b=1;
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} {3 0 1 2}
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do_execsql_test 420 {
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SELECT DISTINCT a,b,c,d,e FROM t4 WHERE a=0 AND b=1;
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} {0 1 2 3 4}
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do_execsql_test 430 {
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SELECT DISTINCT a,b,c,d,e,f FROM t4 WHERE a=0 AND b=1;
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} {0 1 2 3 4 5}
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do_execsql_test 500 {
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CREATE TABLE t5(a INT, b INT);
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CREATE UNIQUE INDEX t5x ON t5(a+b);
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INSERT INTO t5(a,b) VALUES(0,0),(1,0),(1,1),(0,3);
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CREATE TEMP TABLE out AS SELECT DISTINCT a+b FROM t5;
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SELECT * FROM out ORDER BY 1;
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} {0 1 2 3}
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do_execsql_test 600 {
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CREATE TABLE t6a(x INTEGER PRIMARY KEY);
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INSERT INTO t6a VALUES(1);
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CREATE TABLE t6b(y INTEGER PRIMARY KEY);
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INSERT INTO t6b VALUES(2),(3);
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SELECT DISTINCT x, x FROM t6a, t6b;
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} {1 1}
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do_execsql_test 700 {
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CREATE TABLE t7(a, b, c);
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WITH s(i) AS (
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SELECT 1 UNION ALL SELECT i+1 FROM s WHERE (i+1)<200
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)
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INSERT INTO t7 SELECT i/100, i/50, i FROM s;
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}
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do_execsql_test 710 {
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SELECT DISTINCT a, b FROM t7;
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} {
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0 0 0 1
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1 2 1 3
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}
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do_execsql_test 720 {
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SELECT DISTINCT a, b+1 FROM t7;
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} {
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0 1 0 2
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1 3 1 4
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}
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do_execsql_test 730 {
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CREATE INDEX i7 ON t7(a, b+1);
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ANALYZE;
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SELECT DISTINCT a, b+1 FROM t7;
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} {
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0 1 0 2
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1 3 1 4
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}
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do_execsql_test 800 {
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CREATE TABLE t8(a, b, c);
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WITH s(i) AS (
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SELECT 1 UNION ALL SELECT i+1 FROM s WHERE (i+1)<100
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)
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INSERT INTO t8 SELECT i/40, i/20, i/40 FROM s;
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}
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do_execsql_test 820 {
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SELECT DISTINCT a, b, c FROM t8;
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} {
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0 0 0 0 1 0
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1 2 1 1 3 1
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2 4 2
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}
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do_execsql_test 820 {
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SELECT DISTINCT a, b, c FROM t8 WHERE b=3;
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} {1 3 1}
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do_execsql_test 830 {
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CREATE INDEX i8 ON t8(a, c);
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ANALYZE;
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SELECT DISTINCT a, b, c FROM t8 WHERE b=3;
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} {1 3 1}
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do_execsql_test 900 {
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CREATE TABLE t9(v);
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INSERT INTO t9 VALUES
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('abcd'), ('Abcd'), ('aBcd'), ('ABcd'), ('abCd'), ('AbCd'), ('aBCd'),
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('ABCd'), ('abcD'), ('AbcD'), ('aBcD'), ('ABcD'), ('abCD'), ('AbCD'),
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('aBCD'), ('ABCD'),
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('wxyz'), ('Wxyz'), ('wXyz'), ('WXyz'), ('wxYz'), ('WxYz'), ('wXYz'),
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('WXYz'), ('wxyZ'), ('WxyZ'), ('wXyZ'), ('WXyZ'), ('wxYZ'), ('WxYZ'),
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('wXYZ'), ('WXYZ');
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}
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do_execsql_test 910 {
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SELECT DISTINCT v COLLATE NOCASE, v FROM t9 ORDER BY +v;
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} {
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ABCD ABCD ABCd ABCd ABcD ABcD ABcd ABcd AbCD
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AbCD AbCd AbCd AbcD AbcD Abcd Abcd
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WXYZ WXYZ WXYz WXYz WXyZ WXyZ WXyz WXyz WxYZ
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WxYZ WxYz WxYz WxyZ WxyZ Wxyz Wxyz
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aBCD aBCD aBCd aBCd aBcD aBcD aBcd aBcd abCD
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abCD abCd abCd abcD abcD abcd abcd
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wXYZ wXYZ wXYz wXYz wXyZ wXyZ wXyz wXyz wxYZ
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wxYZ wxYz wxYz wxyZ wxyZ wxyz wxyz
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}
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do_execsql_test 920 {
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CREATE INDEX i9 ON t9(v COLLATE NOCASE, v);
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ANALYZE;
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SELECT DISTINCT v COLLATE NOCASE, v FROM t9 ORDER BY +v;
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} {
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ABCD ABCD ABCd ABCd ABcD ABcD ABcd ABcd AbCD
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AbCD AbCd AbCd AbcD AbcD Abcd Abcd
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WXYZ WXYZ WXYz WXYz WXyZ WXyZ WXyz WXyz WxYZ
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WxYZ WxYz WxYz WxyZ WxyZ Wxyz Wxyz
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aBCD aBCD aBCd aBCd aBcD aBcD aBcd aBcd abCD
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abCD abCd abCd abcD abcD abcd abcd
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wXYZ wXYZ wXYz wXYz wXyZ wXyZ wXyz wXyz wxYZ
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wxYZ wxYz wxYz wxyZ wxyZ wxyz wxyz
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}
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# Ticket https://sqlite.org/src/info/ef9318757b152e3a on 2017-11-21
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# Incorrect result due to a skip-ahead-distinct optimization on a
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# join where no rows of the inner loop appear in the result set.
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#
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db close
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sqlite3 db :memory:
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do_execsql_test 1000 {
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CREATE TABLE t1(a INTEGER PRIMARY KEY, b INTEGER);
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CREATE INDEX t1b ON t1(b);
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CREATE TABLE t2(x INTEGER PRIMARY KEY, y INTEGER);
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CREATE INDEX t2y ON t2(y);
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WITH RECURSIVE c(x) AS (VALUES(0) UNION ALL SELECT x+1 FROM c WHERE x<49)
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INSERT INTO t1(b) SELECT x/10 - 1 FROM c;
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WITH RECURSIVE c(x) AS (VALUES(-1) UNION ALL SELECT x+1 FROM c WHERE x<19)
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INSERT INTO t2(x,y) SELECT x, 1 FROM c;
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SELECT DISTINCT y FROM t1, t2 WHERE b=x AND b<>-1;
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ANALYZE;
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SELECT DISTINCT y FROM t1, t2 WHERE b=x AND b<>-1;
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} {1 1}
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db close
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sqlite3 db :memory:
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do_execsql_test 1010 {
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CREATE TABLE t1(a INTEGER PRIMARY KEY, b INTEGER);
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CREATE INDEX t1b ON t1(b);
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CREATE TABLE t2(x INTEGER PRIMARY KEY, y INTEGER);
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CREATE INDEX t2y ON t2(y);
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WITH RECURSIVE c(x) AS (VALUES(0) UNION ALL SELECT x+1 FROM c WHERE x<49)
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INSERT INTO t1(b) SELECT -(x/10 - 1) FROM c;
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WITH RECURSIVE c(x) AS (VALUES(-1) UNION ALL SELECT x+1 FROM c WHERE x<19)
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INSERT INTO t2(x,y) SELECT -x, 1 FROM c;
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SELECT DISTINCT y FROM t1, t2 WHERE b=x AND b<>1 ORDER BY y DESC;
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ANALYZE;
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SELECT DISTINCT y FROM t1, t2 WHERE b=x AND b<>1 ORDER BY y DESC;
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} {1 1}
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db close
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sqlite3 db :memory:
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do_execsql_test 1020 {
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CREATE TABLE t1(a, b);
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CREATE INDEX t1a ON t1(a, b);
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-- Lots of rows of (1, 'no'), followed by a single (1, 'yes').
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WITH RECURSIVE c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<100)
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INSERT INTO t1(a, b) SELECT 1, 'no' FROM c;
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INSERT INTO t1(a, b) VALUES(1, 'yes');
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CREATE TABLE t2(x PRIMARY KEY);
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INSERT INTO t2 VALUES('yes');
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SELECT DISTINCT a FROM t1, t2 WHERE x=b;
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ANALYZE;
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SELECT DISTINCT a FROM t1, t2 WHERE x=b;
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} {1 1}
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#-------------------------------------------------------------------------
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reset_db
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do_execsql_test 2000 {
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CREATE TABLE t0 (c0, c1, c2, PRIMARY KEY (c0, c1));
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CREATE TABLE t1 (c2);
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INSERT INTO t0(c2) VALUES (0),(1),(3),(4),(5),(6),(7),(8),(9),(10),(11);
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INSERT INTO t0(c1) VALUES ('a');
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INSERT INTO t1(c2) VALUES (0);
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}
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do_execsql_test 2010 {
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SELECT DISTINCT t0.c0, t1._rowid_, t0.c1 FROM t1 CROSS JOIN t0 ORDER BY t0.c0;
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} {{} 1 {} {} 1 a}
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do_execsql_test 1.2 {
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ANALYZE;
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}
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do_execsql_test 2020 {
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SELECT DISTINCT t0.c0, t1._rowid_, t0.c1 FROM t1 CROSS JOIN t0 ORDER BY t0.c0;
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} {{} 1 {} {} 1 a}
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do_execsql_test 2030 {
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CREATE TABLE t2(a, b, c);
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CREATE INDEX t2ab ON t2(a, b);
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WITH c(i) AS (SELECT 1 UNION ALL SELECT i+1 FROM c WHERE i<64)
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INSERT INTO t2 SELECT 'one', i%2, 'one' FROM c;
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WITH c(i) AS (SELECT 1 UNION ALL SELECT i+1 FROM c WHERE i<64)
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INSERT INTO t2 SELECT 'two', i%2, 'two' FROM c;
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CREATE TABLE t3(x INTEGER PRIMARY KEY);
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INSERT INTO t3 VALUES(1);
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ANALYZE;
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}
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do_execsql_test 2040 {
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SELECT DISTINCT a, b, x FROM t3 CROSS JOIN t2 ORDER BY a, +b;
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} {
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one 0 1
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one 1 1
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two 0 1
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two 1 1
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}
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#-------------------------------------------------------------------------
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#
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reset_db
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do_execsql_test 3000 {
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CREATE TABLE t0 (c0, c1 NOT NULL DEFAULT 1, c2, PRIMARY KEY (c0, c1));
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INSERT INTO t0(c2) VALUES (NULL), (NULL), (NULL), (NULL), (NULL), (NULL), (NULL), (NULL), (NULL), (NULL), (NULL);
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INSERT INTO t0(c2) VALUES('a');
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}
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do_execsql_test 3010 {
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SELECT DISTINCT * FROM t0 WHERE NULL IS t0.c0;
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} {
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{} 1 {}
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{} 1 a
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}
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do_execsql_test 3020 {
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ANALYZE;
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}
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do_execsql_test 3030 {
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SELECT DISTINCT * FROM t0 WHERE NULL IS c0;
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} {
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{} 1 {}
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{} 1 a
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}
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#-------------------------------------------------------------------------
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#
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reset_db
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do_execsql_test 4010 {
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CREATE TABLE t1(a, b COLLATE RTRIM);
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INSERT INTO t1 VALUES(1, ''), (2, ' '), (3, ' ');
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}
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do_execsql_test 4020 {
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SELECT b FROM t1 UNION SELECT 1;
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} {1 { }}
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#-------------------------------------------------------------------------
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#
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reset_db
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do_execsql_test 5010 {
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CREATE TABLE cnt(a);
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WITH RECURSIVE cnt2(x) AS (
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VALUES(1) UNION ALL SELECT x+1 FROM cnt2 WHERE x<50
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)
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INSERT INTO cnt SELECT x FROM cnt2;
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}
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do_execsql_test 5020 {
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SELECT DISTINCT abs(random())%5 AS r FROM cnt ORDER BY r;
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} {0 1 2 3 4}
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do_execsql_test 5030 {
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SELECT abs(random())%5 AS r FROM cnt GROUP BY 1 ORDER BY 1;
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} {0 1 2 3 4}
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do_execsql_test 5040 {
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SELECT a FROM cnt WHERE a>45 GROUP BY 1;
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} {46 47 48 49 50}
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# 2024-06-03 dbsqlfuzz 8a44f675401a8b1f68a43bf813c4f4f72ad8f0ea
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# Use of uninitialized bytecode register due to the call-function-once
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# optimization at check-in 663f5dd32d9db832
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#
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db null NULL
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do_execsql_test 5050 {
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CREATE TABLE t0(a TEXT); INSERT INTO t0 VALUES('abcd');
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CREATE TABLE t1(b TEXT);
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CREATE TABLE t2(c TEXT);
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CREATE TABLE t3(d TEXT); INSERT INTO t3 VALUES('wxyz');
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CREATE VIEW v4(e) AS SELECT (SELECT t2.c FROM t0, t1 GROUP BY 1) FROM t2;
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SELECT v4.e FROM t3 LEFT JOIN v4 ON true GROUP BY 1;
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} NULL
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do_execsql_test 5060 {
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DROP VIEW v4;
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CREATE VIEW v4(e) AS SELECT (SELECT t2.c COLLATE nocase FROM t0, t1 GROUP BY 1) FROM t2;
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SELECT v4.e FROM t3 LEFT JOIN v4 ON true GROUP BY 1;
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} NULL
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do_execsql_test 5070 {
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DROP VIEW v4;
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CREATE VIEW v4(e) AS SELECT (SELECT unlikely(t2.c COLLATE nocase) FROM t0, t1 GROUP BY 1) FROM t2;
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SELECT v4.e FROM t3 LEFT JOIN v4 ON true GROUP BY 1;
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} NULL
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# 2024-06-28 dbsqlfuzz 46343912848a603e32c6072cae792eb056bac897
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# Do not call sqlite3ExprToRegister() on an expression that is already
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# a register.
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#
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do_execsql_test 5080 {
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CREATE TABLE dual(dummy TEXT);
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INSERT INTO dual VALUES('X');
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SELECT 11 = (
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SELECT b
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FROM (
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SELECT a AS b
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FROM dual
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LEFT JOIN (SELECT 22 AS a FROM dual)
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)
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GROUP BY b, b
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);
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} 0
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finish_test
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