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491 lines
17 KiB
Plaintext
491 lines
17 KiB
Plaintext
# 2015-08-31
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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 file is testing indexes on expressions.
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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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do_execsql_test indexexpr1-100 {
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CREATE TABLE t1(a,b,c);
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INSERT INTO t1(a,b,c)
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/* 123456789 123456789 123456789 123456789 123456789 123456789 */
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VALUES('In_the_beginning_was_the_Word',1,1),
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('and_the_Word_was_with_God',1,2),
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('and_the_Word_was_God',1,3),
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('The_same_was_in_the_beginning_with_God',2,1),
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('All_things_were_made_by_him',3,1),
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('and_without_him_was_not_any_thing_made_that_was_made',3,2);
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CREATE INDEX t1a1 ON t1(substr(a,1,12));
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} {}
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do_execsql_test indexexpr1-110 {
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SELECT b, c, '|' FROM t1 WHERE substr(a,1,12)=='and_the_Word' ORDER BY b, c;
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} {1 2 | 1 3 |}
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do_execsql_test indexexpr1-110eqp {
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EXPLAIN QUERY PLAN
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SELECT b, c, '|' FROM t1 WHERE substr(a,1,12)=='and_the_Word' ORDER BY b, c;
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} {/USING INDEX t1a1/}
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do_execsql_test indexexpr1-120 {
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SELECT b, c, '|' FROM t1 WHERE 'and_the_Word'==substr(a,1,12) ORDER BY b, c;
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} {1 2 | 1 3 |}
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do_execsql_test indexexpr1-120eqp {
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EXPLAIN QUERY PLAN
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SELECT b, c, '|' FROM t1 WHERE 'and_the_Word'==substr(a,1,12) ORDER BY b, c;
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} {/USING INDEX t1a1/}
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do_execsql_test indexexpr1-130 {
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CREATE INDEX t1ba ON t1(b,substr(a,2,3),c);
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SELECT c FROM t1 WHERE b=1 AND substr(a,2,3)='nd_' ORDER BY c;
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} {2 3}
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do_execsql_test indexexpr1-130eqp {
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EXPLAIN QUERY PLAN
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SELECT c FROM t1 WHERE b=1 AND substr(a,2,3)='nd_' ORDER BY c;
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} {/USING INDEX t1ba/}
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do_execsql_test indexexpr1-140 {
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SELECT rowid, substr(a,b,3), '|' FROM t1 ORDER BY 2;
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} {1 In_ | 2 and | 3 and | 6 d_w | 4 he_ | 5 l_t |}
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do_execsql_test indexexpr1-141 {
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CREATE INDEX t1abx ON t1(substr(a,b,3));
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SELECT rowid FROM t1 WHERE substr(a,b,3)<='and' ORDER BY +rowid;
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} {1 2 3}
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do_execsql_test indexexpr1-141eqp {
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EXPLAIN QUERY PLAN
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SELECT rowid FROM t1 WHERE substr(a,b,3)<='and' ORDER BY +rowid;
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} {/USING INDEX t1abx/}
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do_execsql_test indexexpr1-142 {
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SELECT rowid FROM t1 WHERE +substr(a,b,3)<='and' ORDER BY +rowid;
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} {1 2 3}
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do_execsql_test indexexpr1-150 {
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SELECT rowid FROM t1 WHERE substr(a,b,3) IN ('and','l_t','xyz')
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ORDER BY +rowid;
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} {2 3 5}
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do_execsql_test indexexpr1-150eqp {
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EXPLAIN QUERY PLAN
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SELECT rowid FROM t1 WHERE substr(a,b,3) IN ('and','l_t','xyz')
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ORDER BY +rowid;
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} {/USING INDEX t1abx/}
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ifcapable altertable {
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do_execsql_test indexexpr1-160 {
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ALTER TABLE t1 ADD COLUMN d;
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UPDATE t1 SET d=length(a);
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CREATE INDEX t1a2 ON t1(SUBSTR(a, 27, 3)) WHERE d>=29;
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SELECT rowid, b, c FROM t1
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WHERE substr(a,27,3)=='ord' AND d>=29;
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} {1 1 1}
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do_execsql_test indexexpr1-160eqp {
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EXPLAIN QUERY PLAN
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SELECT rowid, b, c FROM t1
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WHERE substr(a,27,3)=='ord' AND d>=29;
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} {/USING INDEX t1a2/}
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}
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# ORDER BY using an indexed expression
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#
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do_execsql_test indexexpr1-170 {
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CREATE INDEX t1alen ON t1(length(a));
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SELECT length(a) FROM t1 ORDER BY length(a);
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} {20 25 27 29 38 52}
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do_execsql_test indexexpr1-170eqp {
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EXPLAIN QUERY PLAN
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SELECT length(a) FROM t1 ORDER BY length(a);
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} {/SCAN t1 USING INDEX t1alen/}
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do_execsql_test indexexpr1-171 {
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SELECT length(a) FROM t1 ORDER BY length(a) DESC;
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} {52 38 29 27 25 20}
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do_execsql_test indexexpr1-171eqp {
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EXPLAIN QUERY PLAN
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SELECT length(a) FROM t1 ORDER BY length(a) DESC;
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} {/SCAN t1 USING INDEX t1alen/}
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do_execsql_test indexexpr1-200 {
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DROP TABLE t1;
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CREATE TABLE t1(id ANY PRIMARY KEY, a,b,c) WITHOUT ROWID;
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INSERT INTO t1(id,a,b,c)
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VALUES(1,'In_the_beginning_was_the_Word',1,1),
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(2,'and_the_Word_was_with_God',1,2),
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(3,'and_the_Word_was_God',1,3),
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(4,'The_same_was_in_the_beginning_with_God',2,1),
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(5,'All_things_were_made_by_him',3,1),
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(6,'and_without_him_was_not_any_thing_made_that_was_made',3,2);
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CREATE INDEX t1a1 ON t1(substr(a,1,12));
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} {}
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do_execsql_test indexexpr1-210 {
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SELECT b, c, '|' FROM t1 WHERE substr(a,1,12)=='and_the_Word' ORDER BY b, c;
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} {1 2 | 1 3 |}
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do_execsql_test indexexpr1-210eqp {
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EXPLAIN QUERY PLAN
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SELECT b, c, '|' FROM t1 WHERE substr(a,1,12)=='and_the_Word' ORDER BY b, c;
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} {/USING INDEX t1a1/}
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do_execsql_test indexexpr1-220 {
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SELECT b, c, '|' FROM t1 WHERE 'and_the_Word'==substr(a,1,12) ORDER BY b, c;
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} {1 2 | 1 3 |}
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do_execsql_test indexexpr1-220eqp {
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EXPLAIN QUERY PLAN
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SELECT b, c, '|' FROM t1 WHERE 'and_the_Word'==substr(a,1,12) ORDER BY b, c;
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} {/USING INDEX t1a1/}
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do_execsql_test indexexpr1-230 {
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CREATE INDEX t1ba ON t1(b,substr(a,2,3),c);
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SELECT c FROM t1 WHERE b=1 AND substr(a,2,3)='nd_' ORDER BY c;
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} {2 3}
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do_execsql_test indexexpr1-230eqp {
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EXPLAIN QUERY PLAN
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SELECT c FROM t1 WHERE b=1 AND substr(a,2,3)='nd_' ORDER BY c;
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} {/USING INDEX t1ba/}
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do_execsql_test indexexpr1-240 {
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SELECT id, substr(a,b,3), '|' FROM t1 ORDER BY 2;
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} {1 In_ | 2 and | 3 and | 6 d_w | 4 he_ | 5 l_t |}
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do_execsql_test indexexpr1-241 {
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CREATE INDEX t1abx ON t1(substr(a,b,3));
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SELECT id FROM t1 WHERE substr(a,b,3)<='and' ORDER BY +id;
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} {1 2 3}
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do_execsql_test indexexpr1-241eqp {
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EXPLAIN QUERY PLAN
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SELECT id FROM t1 WHERE substr(a,b,3)<='and' ORDER BY +id;
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} {/USING INDEX t1abx/}
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do_execsql_test indexexpr1-242 {
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SELECT id FROM t1 WHERE +substr(a,b,3)<='and' ORDER BY +id;
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} {1 2 3}
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do_execsql_test indexexpr1-250 {
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SELECT id FROM t1 WHERE substr(a,b,3) IN ('and','l_t','xyz')
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ORDER BY +id;
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} {2 3 5}
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do_execsql_test indexexpr1-250eqp {
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EXPLAIN QUERY PLAN
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SELECT id FROM t1 WHERE substr(a,b,3) IN ('and','l_t','xyz')
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ORDER BY +id;
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} {/USING INDEX t1abx/}
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ifcapable altertable {
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do_execsql_test indexexpr1-260 {
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ALTER TABLE t1 ADD COLUMN d;
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UPDATE t1 SET d=length(a);
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CREATE INDEX t1a2 ON t1(SUBSTR(a, 27, 3)) WHERE d>=29;
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SELECT id, b, c FROM t1
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WHERE substr(a,27,3)=='ord' AND d>=29;
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} {1 1 1}
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do_execsql_test indexexpr1-260eqp {
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EXPLAIN QUERY PLAN
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SELECT id, b, c FROM t1
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WHERE substr(a,27,3)=='ord' AND d>=29;
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} {/USING INDEX t1a2/}
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}
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do_catchsql_test indexexpr1-300 {
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CREATE TABLE t2(a,b,c); INSERT INTO t2 VALUES(1,2,3);
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CREATE INDEX t2x1 ON t2(a,b+random());
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} {1 {non-deterministic functions prohibited in index expressions}}
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do_catchsql_test indexexpr1-301 {
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CREATE INDEX t2x1 ON t2(julianday('now',a));
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} {1 {non-deterministic use of julianday() in an index}}
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do_catchsql_test indexexpr1-310 {
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CREATE INDEX t2x2 ON t2(a,b+(SELECT 15));
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} {1 {subqueries prohibited in index expressions}}
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do_catchsql_test indexexpr1-320 {
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CREATE TABLE e1(x,y,UNIQUE(y,substr(x,1,5)));
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} {1 {expressions prohibited in PRIMARY KEY and UNIQUE constraints}}
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do_catchsql_test indexexpr1-330 {
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CREATE TABLE e1(x,y,PRIMARY KEY(y,substr(x,1,5)));
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} {1 {expressions prohibited in PRIMARY KEY and UNIQUE constraints}}
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do_catchsql_test indexexpr1-331 {
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CREATE TABLE e1(x,y,PRIMARY KEY(y,substr(x,1,5))) WITHOUT ROWID;
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} {1 {expressions prohibited in PRIMARY KEY and UNIQUE constraints}}
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do_catchsql_test indexexpr1-340 {
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CREATE TABLE e1(x,y,FOREIGN KEY(substr(y,1,5)) REFERENCES t1);
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} {1 {near "(": syntax error}}
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do_execsql_test indexexpr1-400 {
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CREATE TABLE t3(a,b,c);
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WITH RECURSIVE c(x) AS (VALUES(1) UNION SELECT x+1 FROM c WHERE x<30)
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INSERT INTO t3(a,b,c)
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SELECT x, printf('ab%04xyz',x), random() FROM c;
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CREATE UNIQUE INDEX t3abc ON t3(CAST(a AS text), b, substr(c,1,3));
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SELECT a FROM t3 WHERE CAST(a AS text)<='10' ORDER BY +a;
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PRAGMA integrity_check;
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} {1 10 ok}
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do_catchsql_test indexexpr1-410 {
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INSERT INTO t3 SELECT * FROM t3 WHERE rowid=10;
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} {1 {UNIQUE constraint failed: index 't3abc'}}
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do_execsql_test indexexpr1-500 {
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CREATE TABLE t5(a);
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CREATE TABLE cnt(x);
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WITH RECURSIVE
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c(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM c WHERE x<5)
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INSERT INTO cnt(x) SELECT x FROM c;
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INSERT INTO t5(a) SELECT printf('abc%03dxyz',x) FROM cnt;
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CREATE INDEX t5ax ON t5( substr(a,4,3) );
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} {}
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do_execsql_test indexexpr1-510 {
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-- The use of the "k" alias in the WHERE clause is technically
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-- illegal, but SQLite allows it for historical reasons. In this
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-- test and the next, verify that "k" can be used by the t5ax index
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SELECT substr(a,4,3) AS k FROM cnt, t5 WHERE k=printf('%03d',x);
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} {001 002 003 004 005}
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do_execsql_test indexexpr1-510eqp {
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EXPLAIN QUERY PLAN
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SELECT substr(a,4,3) AS k FROM cnt, t5 WHERE k=printf('%03d',x);
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} {/USING INDEX t5ax/}
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# Skip-scan on an indexed expression
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#
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do_execsql_test indexexpr1-600 {
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DROP TABLE IF EXISTS t4;
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CREATE TABLE t4(a,b,c,d,e,f,g,h,i);
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CREATE INDEX t4all ON t4(a,b,c<d,e,f,i,h);
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INSERT INTO t4 VALUES(1,2,3,4,5,6,7,8,9);
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ANALYZE;
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DELETE FROM sqlite_stat1;
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INSERT INTO sqlite_stat1
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VALUES('t4','t4all','600000 160000 40000 10000 2000 600 100 40 10');
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ANALYZE sqlite_master;
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SELECT i FROM t4 WHERE e=5;
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} {9}
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# Indexed expressions on both sides of an == in a WHERE clause.
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#
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do_execsql_test indexexpr1-700 {
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DROP TABLE IF EXISTS t7;
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CREATE TABLE t7(a,b,c);
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INSERT INTO t7(a,b,c) VALUES(1,2,2),('abc','def','def'),(4,5,6);
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CREATE INDEX t7b ON t7(+b);
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CREATE INDEX t7c ON t7(+c);
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SELECT *, '|' FROM t7 WHERE +b=+c ORDER BY +a;
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} {1 2 2 | abc def def |}
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do_execsql_test indexexpr1-710 {
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CREATE TABLE t71(a,b,c);
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CREATE INDEX t71bc ON t71(b+c);
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CREATE TABLE t72(x,y,z);
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CREATE INDEX t72yz ON t72(y+z);
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INSERT INTO t71(a,b,c) VALUES(1,11,2),(2,7,15),(3,5,4);
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INSERT INTO t72(x,y,z) VALUES(1,10,3),(2,8,14),(3,9,9);
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SELECT a, x, '|' FROM t71, t72
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WHERE b+c=y+z
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ORDER BY +a, +x;
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} {1 1 | 2 2 |}
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# Collating sequences on indexes of expressions
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#
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do_execsql_test indexexpr1-800 {
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DROP TABLE IF EXISTS t8;
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CREATE TABLE t8(a INTEGER PRIMARY KEY, b TEXT);
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CREATE UNIQUE INDEX t8bx ON t8(substr(b,2,4) COLLATE nocase);
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INSERT INTO t8(a,b) VALUES(1,'Alice'),(2,'Bartholemew'),(3,'Cynthia');
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SELECT * FROM t8 WHERE substr(b,2,4)='ARTH' COLLATE nocase;
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} {2 Bartholemew}
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do_catchsql_test indexexpr1-810 {
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INSERT INTO t8(a,b) VALUES(4,'BARTHMERE');
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} {1 {UNIQUE constraint failed: index 't8bx'}}
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do_catchsql_test indexexpr1-820 {
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DROP INDEX t8bx;
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CREATE UNIQUE INDEX t8bx ON t8(substr(b,2,4) COLLATE rtrim);
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INSERT INTO t8(a,b) VALUES(4,'BARTHMERE');
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} {0 {}}
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# Check that PRAGMA integrity_check works correctly on a
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# UNIQUE index that includes rowid and expression terms.
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#
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do_execsql_test indexexpr1-900 {
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CREATE TABLE t9(a,b,c,d);
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CREATE UNIQUE INDEX t9x1 ON t9(c,abs(d),b);
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INSERT INTO t9(rowid,a,b,c,d) VALUES(1,2,3,4,5);
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INSERT INTO t9(rowid,a,b,c,d) VALUES(2,NULL,NULL,NULL,NULL);
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INSERT INTO t9(rowid,a,b,c,d) VALUES(3,NULL,NULL,NULL,NULL);
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INSERT INTO t9(rowid,a,b,c,d) VALUES(4,5,6,7,8);
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PRAGMA integrity_check;
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} {ok}
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do_catchsql_test indexexpr1-910 {
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INSERT INTO t9(a,b,c,d) VALUES(5,6,7,-8);
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} {1 {UNIQUE constraint failed: index 't9x1'}}
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# Test cases derived from a NEVER() maro failure discovered by
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# Jonathan Metzman using AFL
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#
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do_execsql_test indexexpr1-1000 {
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DROP TABLE IF EXISTS t0;
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CREATE TABLE t0(a,b,t);
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CREATE INDEX i ON t0(a in(0,1));
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INSERT INTO t0 VALUES(0,1,2),(2,3,4),(5,6,7);
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UPDATE t0 SET b=99 WHERE (a in(0,1))=0;
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SELECT *, '|' FROM t0 ORDER BY +a;
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} {0 1 2 | 2 99 4 | 5 99 7 |}
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do_execsql_test indexexpr1-1010 {
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UPDATE t0 SET b=88 WHERE (a in(0,1))=1;
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SELECT *, '|' FROM t0 ORDER BY +a;
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} {0 88 2 | 2 99 4 | 5 99 7 |}
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# 2016-10-10
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# Make sure indexes on expressions skip over initial NULL values in the
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# index as they are suppose to do.
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# Ticket https://www.sqlite.org/src/tktview/4baa46491212947
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#
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do_execsql_test indexexpr1-1100 {
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DROP TABLE IF EXISTS t1;
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CREATE TABLE t1(a);
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INSERT INTO t1 VALUES(NULL),(1);
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SELECT '1:', typeof(a), a FROM t1 WHERE a<10;
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SELECT '2:', typeof(a), a FROM t1 WHERE a+0<10;
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CREATE INDEX t1x1 ON t1(a);
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CREATE INDEX t1x2 ON t1(a+0);
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SELECT '3:', typeof(a), a FROM t1 WHERE a<10;
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SELECT '4:', typeof(a), a FROM t1 WHERE a+0<10;
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} {1: integer 1 2: integer 1 3: integer 1 4: integer 1}
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do_execsql_test indexexpr1-1200 {
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CREATE TABLE t10(a int, b int, c int, d int);
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INSERT INTO t10(a, b, c, d) VALUES(0, 0, 2, 2);
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INSERT INTO t10(a, b, c, d) VALUES(0, 0, 0, 0);
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INSERT INTO t10(a, b, c, d) VALUES(0, 0, 1, 1);
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INSERT INTO t10(a, b, c, d) VALUES(1, 1, 1, 1);
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INSERT INTO t10(a, b, c, d) VALUES(1, 1, 0, 0);
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INSERT INTO t10(a, b, c, d) VALUES(2, 2, 0, 0);
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SELECT a+b, c+d FROM t10 ORDER BY a+b, c+d;
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} {
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0 0 0 2 0 4 2 0 2 2 4 0
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}
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do_execsql_test indexexpr1-1200.1 {
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CREATE INDEX t10_ab ON t10(a+b);
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}
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do_execsql_test indexexpr1-1200.2 {
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SELECT a+b, c+d FROM t10 ORDER BY a+b, c+d;
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} {
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0 0 0 2 0 4 2 0 2 2 4 0
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}
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do_execsql_test indexexpr1-1200.3 {
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CREATE INDEX t10_abcd ON t10(a+b,c+d);
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}
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do_execsql_test indexexpr1-1200.4 {
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SELECT a+b, c+d FROM t10 ORDER BY a+b, c+d;
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} {
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0 0 0 2 0 4 2 0 2 2 4 0
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}
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# Ticket https://www.sqlite.org/src/tktview/eb703ba7b50c1a
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# Incorrect result using an index on an expression with a collating function
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#
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do_execsql_test indexexpr1-1300.1 {
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CREATE TABLE t1300(a INTEGER PRIMARY KEY, b);
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INSERT INTO t1300 VALUES(1,'coffee'),(2,'COFFEE'),(3,'stress'),(4,'STRESS');
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CREATE INDEX t1300bexpr ON t1300( substr(b,4) );
|
|
SELECT a FROM t1300 WHERE substr(b,4)='ess' COLLATE nocase ORDER BY +a;
|
|
} {3 4}
|
|
|
|
# Ticket https://sqlite.org/src/tktview/aa98619a
|
|
# Assertion fault using an index on a constant
|
|
#
|
|
do_execsql_test indexexpr1-1400 {
|
|
CREATE TABLE t1400(x TEXT);
|
|
CREATE INDEX t1400x ON t1400(1); -- Index on a constant
|
|
SELECT 1 IN (SELECT 2) FROM t1400;
|
|
} {}
|
|
do_execsql_test indexexpr1-1410 {
|
|
INSERT INTO t1400 VALUES('a'),('b');
|
|
SELECT 1 IN (SELECT 2) FROM t1400;
|
|
} {0 0}
|
|
do_execsql_test indexexpr1-1420 {
|
|
SELECT 1 IN (SELECT 2 UNION ALL SELECT 1) FROM t1400;
|
|
} {1 1}
|
|
do_execsql_test indexexpr1-1430 {
|
|
DROP INDEX t1400x;
|
|
CREATE INDEX t1400x ON t1400(abs(15+3));
|
|
SELECT abs(15+3) IN (SELECT 17 UNION ALL SELECT 18) FROM t1;
|
|
} {1 1}
|
|
|
|
# 2018-01-02 ticket https://sqlite.org/src/info/dc3f932f5a147771
|
|
# A REPLACE into a table that uses an index on an expression causes
|
|
# an assertion fault. Problem discovered by OSSFuzz.
|
|
#
|
|
do_execsql_test indexexpr1-1500 {
|
|
CREATE TABLE t1500(a INT PRIMARY KEY, b INT UNIQUE);
|
|
CREATE INDEX t1500ab ON t1500(a*b);
|
|
INSERT INTO t1500(a,b) VALUES(1,2);
|
|
REPLACE INTO t1500(a,b) VALUES(1,3); -- formerly caused assertion fault
|
|
SELECT * FROM t1500;
|
|
} {1 3}
|
|
|
|
# 2018-01-03 OSSFuzz discovers another test case for the same problem
|
|
# above.
|
|
#
|
|
do_execsql_test indexexpr-1510 {
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1(a PRIMARY KEY,b UNIQUE);
|
|
REPLACE INTO t1 VALUES(2, 1);
|
|
REPLACE INTO t1 SELECT 6,1;
|
|
CREATE INDEX t1aa ON t1(a-a);
|
|
REPLACE INTO t1 SELECT a, randomblob(a) FROM t1
|
|
} {}
|
|
|
|
# 2018-01-31 https://www.sqlite.org/src/tktview/343634942dd54ab57b702411
|
|
# When an index on an expression depends on the string representation of
|
|
# a numeric table column, trouble can arise since there are multiple
|
|
# string that can map to the same numeric value. (Ex: 123, 0123, 000123).
|
|
#
|
|
do_execsql_test indexexpr-1600 {
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1 (a INTEGER, b);
|
|
CREATE INDEX idx1 ON t1 (lower(a));
|
|
INSERT INTO t1 VALUES('0001234',3);
|
|
PRAGMA integrity_check;
|
|
} {ok}
|
|
do_execsql_test indexexpr-1610 {
|
|
INSERT INTO t1 VALUES('1234',0),('001234',2),('01234',1);
|
|
SELECT b FROM t1 WHERE lower(a)='1234' ORDER BY +b;
|
|
} {0 1 2 3}
|
|
do_execsql_test indexexpr-1620 {
|
|
SELECT b FROM t1 WHERE lower(a)='01234' ORDER BY +b;
|
|
} {}
|
|
|
|
# 2019-08-09 https://www.sqlite.org/src/info/9080b6227fabb466
|
|
# ExprImpliesExpr theorem prover bug:
|
|
# "(NULL IS FALSE) IS FALSE" does not imply "NULL IS NULL"
|
|
#
|
|
do_execsql_test indexexpr-1700 {
|
|
DROP TABLE IF EXISTS t0;
|
|
CREATE TABLE t0(c0);
|
|
INSERT INTO t0(c0) VALUES (0);
|
|
CREATE INDEX i0 ON t0(NULL > c0) WHERE (NULL NOT NULL);
|
|
SELECT * FROM t0 WHERE ((NULL IS FALSE) IS FALSE);
|
|
} {0}
|
|
|
|
# 2019-09-02 https://www.sqlite.org/src/tktview/57af00b6642ecd6848
|
|
# When the expression of an an index-on-expression references a
|
|
# table column of type REAL that is actually holding an MEM_IntReal
|
|
# value, be sure to use the REAL value and not the INT value when
|
|
# computing the expression.
|
|
#
|
|
ifcapable like_match_blobs {
|
|
do_execsql_test indexexpr-1800 {
|
|
DROP TABLE IF EXISTS t0;
|
|
CREATE TABLE t0(c0 REAL, c1 TEXT);
|
|
CREATE INDEX i0 ON t0(+c0, c0);
|
|
INSERT INTO t0(c0) VALUES(0);
|
|
SELECT CAST(+ t0.c0 AS BLOB) LIKE 0 FROM t0;
|
|
} {0}
|
|
do_execsql_test indexexpr-1810 {
|
|
SELECT CAST(+ t0.c0 AS BLOB) LIKE '0.0' FROM t0;
|
|
} {1}
|
|
do_execsql_test indexexpr-1820 {
|
|
DROP TABLE IF EXISTS t1;
|
|
CREATE TABLE t1(x REAL);
|
|
CREATE INDEX t1x ON t1(x, +x);
|
|
INSERT INTO t1(x) VALUES(2);
|
|
SELECT +x FROM t1 WHERE x=2;
|
|
} {2.0}
|
|
}
|
|
|
|
finish_test
|