# 2001 September 15
#
# 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.
#
#***********************************************************************
# This file implements regression tests for SQLite library. The
# focus of this file is testing the INSERT statement that takes is
# result from a SELECT.
#
# $Id: insert2.test,v 1.4 2001/09/16 00:13:28 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
# Create some tables with data that we can select against
#
do_test insert2-1.0 {
execsql {CREATE TABLE d1(n int, log int);}
for {set i 1} {$i<=20} {incr i} {
for {set j 0} {pow(2,$j)<$i} {incr j} {}
execsql "INSERT INTO d1 VALUES($i,$j)"
}
execsql {SELECT * FROM d1 ORDER BY n}
} {1 0 2 1 3 2 4 2 5 3 6 3 7 3 8 3 9 4 10 4 11 4 12 4 13 4 14 4 15 4 16 4 17 5 18 5 19 5 20 5}
# Insert into a new table from the old one.
#
do_test insert2-1.1 {
execsql {
CREATE TABLE t1(log int, cnt int);
---vdbe-trace-on--
INSERT INTO t1 SELECT log, count(*) FROM d1 GROUP BY log;
}
execsql {SELECT * FROM t1 ORDER BY log}
} {0 1 1 1 2 2 3 4 4 8 5 4}
do_test insert2-1.2 {
catch {execsql {DROP TABLE t1}}
execsql {
CREATE TABLE t1(log int, cnt int);
INSERT INTO t1
SELECT log, count(*) FROM d1 GROUP BY log
EXCEPT SELECT n-1,log FROM d1;
SELECT * FROM t1 ORDER BY log;
}
} {0 1 3 4 4 8 5 4}
do_test insert2-1.3 {
catch {execsql {DROP TABLE t1}}
execsql {
CREATE TABLE t1(log int, cnt int);
INSERT INTO t1
SELECT log, count(*) FROM d1 GROUP BY log
INTERSECT SELECT n-1,log FROM d1;
SELECT * FROM t1 ORDER BY log;
}
} {1 1 2 2}
do_test insert2-1.4 {
catch {execsql {DROP TABLE t1}}
set r [execsql {
CREATE TABLE t1(log int, cnt int);
CREATE INDEX i1 ON t1(log);
CREATE INDEX i2 ON t1(cnt);
INSERT INTO t1 SELECT log, count() FROM d1 GROUP BY log;
SELECT * FROM t1 ORDER BY log;
}]
lappend r [execsql {SELECT cnt FROM t1 WHERE log=3}]
lappend r [execsql {SELECT log FROM t1 WHERE cnt=4 ORDER BY log}]
} {0 1 1 1 2 2 3 4 4 8 5 4 4 {3 5}}
finish_test