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] |
-source $testdir/tester.tcl |
-set ::testprefix analyzeD |
- |
-ifcapable {!stat4} { |
- finish_test |
- return |
-} |
- |
- |
-# Set up a table with the following properties: |
-# |
-# * Contains 1000 rows. |
-# * Column a contains even integers between 0 and 18, inclusive (so that |
-# a=? for any such integer matches 100 rows). |
-# * Column b contains integers between 0 and 9, inclusive. |
-# * Column c contains integers between 0 and 199, inclusive (so that |
-# for any such integer, c=? matches 5 rows). |
-# * Then add 7 rows with a new value for "a" - 3001. The stat4 table will |
-# not contain any samples with a=3001. |
-# |
-do_execsql_test 1.0 { |
- CREATE TABLE t1(a, b, c); |
-} |
-do_test 1.1 { |
- for {set i 1} {$i < 1000} {incr i} { |
- set c [expr $i % 200] |
- execsql { INSERT INTO t1(a, b, c) VALUES( 2*($i/100), $i%10, $c ) } |
- } |
- |
- execsql { |
- INSERT INTO t1 VALUES(3001, 3001, 3001); |
- INSERT INTO t1 VALUES(3001, 3001, 3002); |
- INSERT INTO t1 VALUES(3001, 3001, 3003); |
- INSERT INTO t1 VALUES(3001, 3001, 3004); |
- INSERT INTO t1 VALUES(3001, 3001, 3005); |
- INSERT INTO t1 VALUES(3001, 3001, 3006); |
- INSERT INTO t1 VALUES(3001, 3001, 3007); |
- |
- CREATE INDEX t1_ab ON t1(a, b); |
- CREATE INDEX t1_c ON t1(c); |
- |
- ANALYZE; |
- } |
-} {} |
- |
-# With full ANALYZE data, SQLite sees that c=150 (5 rows) is better than |
-# a=3001 (7 rows). |
-# |
-do_eqp_test 1.2 { |
- SELECT * FROM t1 WHERE a=3001 AND c=150; |
-} { |
- 0 0 0 {SEARCH TABLE t1 USING INDEX t1_c (c=?)} |
-} |
- |
-do_test 1.3 { |
- execsql { DELETE FROM sqlite_stat1 } |
- db close |
- sqlite3 db test.db |
-} {} |
- |
-# Without stat1, because 3001 is larger than all samples in the stat4 |
-# 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 { |
- 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 { |
- UPDATE t1 SET a=13 WHERE a = 3001; |
- 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 |
- 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 |
- |