gitlab.com/CoiaPrant/sqlite3@v1.19.1/testdata/tcl/rowvalue6.test (about) 1 # 2016-08-18 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 # The focus of this file is handling of NULL values in row-value IN 12 # expressions. 13 # 14 15 set testdir [file dirname $argv0] 16 source $testdir/tester.tcl 17 set ::testprefix rowvalue6 18 19 do_execsql_test 1.1 { 20 CREATE TABLE t1(a,b,c); 21 CREATE INDEX t1x1 ON t1(a,b); 22 INSERT INTO t1 VALUES(1,NULL,200); 23 24 CREATE TABLE t2(x,y,z); 25 INSERT INTO t2 VALUES(1,NULL,55); 26 27 SELECT c FROM t1 WHERE (a,b) IN (SELECT x,y FROM t2 WHERE z==55); 28 } {} 29 do_execsql_test 1.2 { 30 INSERT INTO t1 VALUES(2,3,400); 31 INSERT INTO t2 VALUES(2,3,55); 32 33 SELECT c FROM t1 WHERE (a,b) IN (SELECT x,y FROM t2 WHERE z==55); 34 } {400} 35 36 finish_test