github.com/jdgcs/sqlite3@v1.12.1-0.20210908114423-bc5f96e4dd51/testdata/tcl/tkt3424.test (about)

     1  # 2008 October 06
     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  #
    13  # $Id: tkt3424.test,v 1.2 2009/06/05 17:09:12 drh Exp $
    14  
    15  set testdir [file dirname $argv0]
    16  source $testdir/tester.tcl
    17  
    18  do_test tkt3424-1.1 {
    19    execsql {
    20      CREATE TABLE names(id INTEGER, data TEXT, code TEXT);
    21      INSERT INTO names VALUES(1,'E1','AAA');
    22      INSERT INTO names VALUES(2,NULL,'BBB');
    23  
    24      CREATE TABLE orig(code TEXT, data TEXT);
    25      INSERT INTO orig VALUES('AAA','E1');
    26      INSERT INTO orig VALUES('AAA','E2');
    27      INSERT INTO orig VALUES('AAA','E3');
    28      INSERT INTO orig VALUES('AAA','E4');
    29      INSERT INTO orig VALUES('AAA','E5');
    30    }
    31  } {}
    32  
    33  do_test tkt3424-1.2 {
    34    execsql {
    35      SELECT * FROM 
    36      names LEFT OUTER JOIN orig
    37      ON names.data = orig.data AND names.code = orig.code;
    38    }
    39  } {1 E1 AAA AAA E1 2 {} BBB {} {}}
    40  
    41  do_test tkt3424-1.3 {
    42    execsql { CREATE INDEX udx_orig_code_data ON orig(code, data) }
    43  } {}
    44  
    45  do_test tkt3424-1.4 {
    46    execsql {
    47      SELECT * FROM 
    48      names LEFT OUTER JOIN orig
    49      ON names.data = orig.data AND names.code = orig.code;
    50    }
    51  } {1 E1 AAA AAA E1 2 {} BBB {} {}}
    52  
    53  finish_test