github.com/jdgcs/sqlite3@v1.12.1-0.20210908114423-bc5f96e4dd51/testdata/tcl/tkt3841.test (about)

     1  # 2009 May 7
     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 #3841
    13  #
    14  # The sqlite3_aggregate_count() is not being reset when an aggregate
    15  # functio is used in a correlated subquery.
    16  #
    17  set testdir [file dirname $argv0]
    18  source $testdir/tester.tcl
    19  
    20  ifcapable !subquery {
    21    finish_test
    22    return
    23  }
    24  
    25  do_test tkt3841.1 {
    26    execsql {
    27      CREATE TABLE table2 (key TEXT, x TEXT);
    28      CREATE TABLE list (key TEXT, value TEXT);
    29    
    30      INSERT INTO table2 VALUES ("a", "alist");
    31      INSERT INTO table2 VALUES ("b", "blist");
    32      INSERT INTO list VALUES ("a", 1);
    33      INSERT INTO list VALUES ("a", 2);
    34      INSERT INTO list VALUES ("a", 3);
    35      INSERT INTO list VALUES ("b", 4);
    36      INSERT INTO list VALUES ("b", 5);
    37      INSERT INTO list VALUES ("b", 6);
    38  
    39      SELECT
    40        table2.x,
    41        (SELECT group_concat(list.value)
    42          FROM list
    43          WHERE list.key = table2.key)
    44      FROM table2;
    45    }
    46  } {alist 1,2,3 blist 4,5,6}
    47  
    48  finish_test