| # 2009 April 2 |
| # |
| # 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. |
| # |
| #*********************************************************************** |
| # |
| # Ticket #3773: Be careful not to over-optimize when a compound |
| # subquery contains an ORDER BY clause. |
| # |
| # |
| # $Id: tkt3773.test,v 1.1 2009/04/02 16:59:47 drh Exp $ |
| |
| set testdir [file dirname $argv0] |
| source $testdir/tester.tcl |
| |
| do_test tkt3773-1.1 { |
| db eval { |
| CREATE TABLE t1(a,b); |
| INSERT INTO t1 VALUES(2,1); |
| INSERT INTO t1 VALUES(33,3); |
| CREATE TABLE t2(x,y); |
| INSERT INTO t2 VALUES(123,2); |
| INSERT INTO t2 VALUES(4,4); |
| SELECT a FROM ( |
| SELECT a, b FROM t1 |
| UNION ALL |
| SELECT x, y FROM t2 |
| ORDER BY 2 |
| ); |
| } |
| } {2 123 33 4} |
| |
| finish_test |
