| # 2014-04-25 |
| # |
| # 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. The |
| # focus of this file is testing ORDER BY optimizations on joins |
| # that involve virtual tables. |
| # |
| |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| set ::testprefix orderby7 |
| |
| ifcapable !fts3 { |
| finish_test |
| return |
| } |
| |
| do_execsql_test 1.0 { |
| CREATE VIRTUAL TABLE fts USING fts3(content TEXT); |
| INSERT INTO fts(rowid,content) |
| VALUES(1,'this is a test of the fts3 virtual'), |
| (2,'table used as part of a join together'), |
| (3,'with the DISTINCT keyword. There was'), |
| (4,'a bug at one time (2013-06 through 2014-04)'), |
| (5,'that prevented this from working correctly.'), |
| (11,'a row that occurs twice'), |
| (12,'a row that occurs twice'); |
| |
| CREATE TABLE t1(x TEXT PRIMARY KEY, y); |
| INSERT OR IGNORE INTO t1 SELECT content, rowid+100 FROM fts; |
| } {} |
| do_execsql_test 1.1 { |
| SELECT DISTINCT fts.rowid, t1.y |
| FROM fts, t1 |
| WHERE fts MATCH 'that twice' |
| AND content=x |
| ORDER BY y; |
| } {11 111 12 111} |
| do_execsql_test 1.2 { |
| SELECT DISTINCT fts.rowid, t1.x |
| FROM fts, t1 |
| WHERE fts MATCH 'that twice' |
| AND content=x |
| ORDER BY 1; |
| } {11 {a row that occurs twice} 12 {a row that occurs twice}} |
| do_execsql_test 1.3 { |
| SELECT DISTINCT t1.x |
| FROM fts, t1 |
| WHERE fts MATCH 'that twice' |
| AND content=x |
| ORDER BY 1; |
| } {{a row that occurs twice}} |
| do_execsql_test 1.4 { |
| SELECT t1.x |
| FROM fts, t1 |
| WHERE fts MATCH 'that twice' |
| AND content=x |
| ORDER BY 1; |
| } {{a row that occurs twice} {a row that occurs twice}} |
| do_execsql_test 1.5 { |
| SELECT DISTINCT t1.x |
| FROM fts, t1 |
| WHERE fts MATCH 'that twice' |
| AND content=x; |
| } {{a row that occurs twice}} |
| do_execsql_test 1.6 { |
| SELECT t1.x |
| FROM fts, t1 |
| WHERE fts MATCH 'that twice' |
| AND content=x; |
| } {{a row that occurs twice} {a row that occurs twice}} |
| |
| do_execsql_test 2.1 { |
| SELECT DISTINCT t1.x |
| FROM fts, t1 |
| WHERE fts.rowid=11 |
| AND content=x |
| ORDER BY fts.rowid; |
| } {{a row that occurs twice}} |
| do_execsql_test 2.2 { |
| SELECT DISTINCT t1.* |
| FROM fts, t1 |
| WHERE fts.rowid=11 |
| AND content=x |
| ORDER BY fts.rowid; |
| } {{a row that occurs twice} 111} |
| do_execsql_test 2.3 { |
| SELECT DISTINCT t1.* |
| FROM fts, t1 |
| WHERE fts.rowid=11 |
| AND content=x |
| ORDER BY t1.y |
| } {{a row that occurs twice} 111} |
| |
| |
| |
| |
| finish_test |