| Index: third_party/sqlite/sqlite-src-3080704/test/analyzeD.test
|
| diff --git a/third_party/sqlite/sqlite-src-3080704/test/analyzeD.test b/third_party/sqlite/sqlite-src-3080704/test/analyzeD.test
|
| deleted file mode 100644
|
| index 4d46be6c648508921938e51feb45a7c37fe0b745..0000000000000000000000000000000000000000
|
| --- a/third_party/sqlite/sqlite-src-3080704/test/analyzeD.test
|
| +++ /dev/null
|
| @@ -1,117 +0,0 @@
|
| -# 2005 July 22
|
| -#
|
| -# The author disclaims copyright to this source code. In place of
|
| -# a legal notice, here is a blessing:
|
| -#
|
| -# May you do good and not evil.
|
| -# May you find forgiveness for yourself and forgive others.
|
| -# May you share freely, never taking more than you give.
|
| -#
|
| -#***********************************************************************
|
| -# This file implements regression tests for SQLite library.
|
| -# This file implements tests for the ANALYZE command.
|
| -#
|
| -# $Id: analyze.test,v 1.9 2008/08/11 18:44:58 drh Exp $
|
| -
|
| -set testdir [file dirname $argv0]
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| -source $testdir/tester.tcl
|
| -set ::testprefix analyzeD
|
| -
|
| -ifcapable {!stat4} {
|
| - finish_test
|
| - return
|
| -}
|
| -
|
| -
|
| -# Set up a table with the following properties:
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| -#
|
| -# * Contains 1000 rows.
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| -# * Column a contains even integers between 0 and 18, inclusive (so that
|
| -# a=? for any such integer matches 100 rows).
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| -# * Column b contains integers between 0 and 9, inclusive.
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| -# * Column c contains integers between 0 and 199, inclusive (so that
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| -# for any such integer, c=? matches 5 rows).
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| -# * Then add 7 rows with a new value for "a" - 3001. The stat4 table will
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| -# not contain any samples with a=3001.
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| -#
|
| -do_execsql_test 1.0 {
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| - CREATE TABLE t1(a, b, c);
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| -}
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| -do_test 1.1 {
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| - for {set i 1} {$i < 1000} {incr i} {
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| - set c [expr $i % 200]
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| - execsql { INSERT INTO t1(a, b, c) VALUES( 2*($i/100), $i%10, $c ) }
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| - }
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| -
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| - execsql {
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| - INSERT INTO t1 VALUES(3001, 3001, 3001);
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| - INSERT INTO t1 VALUES(3001, 3001, 3002);
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| - INSERT INTO t1 VALUES(3001, 3001, 3003);
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| - INSERT INTO t1 VALUES(3001, 3001, 3004);
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| - INSERT INTO t1 VALUES(3001, 3001, 3005);
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| - INSERT INTO t1 VALUES(3001, 3001, 3006);
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| - INSERT INTO t1 VALUES(3001, 3001, 3007);
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| -
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| - CREATE INDEX t1_ab ON t1(a, b);
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| - CREATE INDEX t1_c ON t1(c);
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| -
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| - ANALYZE;
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| - }
|
| -} {}
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| -
|
| -# With full ANALYZE data, SQLite sees that c=150 (5 rows) is better than
|
| -# a=3001 (7 rows).
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| -#
|
| -do_eqp_test 1.2 {
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| - SELECT * FROM t1 WHERE a=3001 AND c=150;
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| -} {
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| - 0 0 0 {SEARCH TABLE t1 USING INDEX t1_c (c=?)}
|
| -}
|
| -
|
| -do_test 1.3 {
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| - execsql { DELETE FROM sqlite_stat1 }
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| - db close
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| - sqlite3 db test.db
|
| -} {}
|
| -
|
| -# Without stat1, because 3001 is larger than all samples in the stat4
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| -# table, SQLite things that a=3001 matches just 1 row. So it (incorrectly)
|
| -# chooses it over the c=150 index (5 rows). Even with stat1 data, things
|
| -# worked this way before commit [e6f7f97dbc].
|
| -#
|
| -do_eqp_test 1.4 {
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| - SELECT * FROM t1 WHERE a=3001 AND c=150;
|
| -} {
|
| - 0 0 0 {SEARCH TABLE t1 USING INDEX t1_ab (a=?)}
|
| -}
|
| -
|
| -do_test 1.5 {
|
| - execsql {
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| - UPDATE t1 SET a=13 WHERE a = 3001;
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| - ANALYZE;
|
| - }
|
| -} {}
|
| -
|
| -do_eqp_test 1.6 {
|
| - SELECT * FROM t1 WHERE a=13 AND c=150;
|
| -} {
|
| - 0 0 0 {SEARCH TABLE t1 USING INDEX t1_c (c=?)}
|
| -}
|
| -
|
| -do_test 1.7 {
|
| - execsql { DELETE FROM sqlite_stat1 }
|
| - db close
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| - sqlite3 db test.db
|
| -} {}
|
| -
|
| -# Same test as 1.4, except this time the 7 rows that match the a=? condition
|
| -# do not feature larger values than all rows in the stat4 table. So SQLite
|
| -# gets this right, even without stat1 data.
|
| -do_eqp_test 1.8 {
|
| - SELECT * FROM t1 WHERE a=13 AND c=150;
|
| -} {
|
| - 0 0 0 {SEARCH TABLE t1 USING INDEX t1_c (c=?)}
|
| -}
|
| -
|
| -finish_test
|
| -
|
|
|