gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/tkt3773.test (about)

     1  # 2009 April 2
     2  #
     3  # The author disclaims copyright to this source code.  In place of
     4  # a legal notice, here is a blessing:
     5  #
     6  #    May you do good and not evil.
     7  #    May you find forgiveness for yourself and forgive others.
     8  #    May you share freely, never taking more than you give.
     9  #
    10  #***********************************************************************
    11  #
    12  # Ticket #3773:  Be careful not to over-optimize when a compound
    13  # subquery contains an ORDER BY clause.
    14  #
    15  #
    16  # $Id: tkt3773.test,v 1.1 2009/04/02 16:59:47 drh Exp $
    17  
    18  set testdir [file dirname $argv0]
    19  source $testdir/tester.tcl
    20  
    21  ifcapable !compound {
    22    finish_test
    23    return
    24  }
    25  
    26  do_test tkt3773-1.1 {
    27    db eval {
    28      CREATE TABLE t1(a,b);
    29      INSERT INTO t1 VALUES(2,1);
    30      INSERT INTO t1 VALUES(33,3);
    31      CREATE TABLE t2(x,y);
    32      INSERT INTO t2 VALUES(123,2);
    33      INSERT INTO t2 VALUES(4,4);
    34      SELECT a FROM (
    35        SELECT a, b FROM t1
    36        UNION ALL
    37        SELECT x, y FROM t2
    38        ORDER BY 2
    39      );
    40    }
    41  } {2 123 33 4}
    42  
    43  finish_test