279 lines
6.8 KiB
Plaintext
279 lines
6.8 KiB
Plaintext
# 2001 September 15
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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# This file implements regression tests for SQLite library. The
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# focus of this file is testing the INSERT statement that takes is
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# result from a SELECT.
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#
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# $Id: insert2.test,v 1.18 2005/10/05 11:35:09 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Create some tables with data that we can select against
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#
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do_test insert2-1.0 {
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execsql {CREATE TABLE d1(n int, log int);}
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for {set i 1} {$i<=20} {incr i} {
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for {set j 0} {pow(2,$j)<$i} {incr j} {}
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execsql "INSERT INTO d1 VALUES($i,$j)"
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}
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execsql {SELECT * FROM d1 ORDER BY n}
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} {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}
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# Insert into a new table from the old one.
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#
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do_test insert2-1.1.1 {
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execsql {
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CREATE TABLE t1(log int, cnt int);
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PRAGMA count_changes=on;
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}
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ifcapable explain {
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execsql {
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EXPLAIN INSERT INTO t1 SELECT log, count(*) FROM d1 GROUP BY log;
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}
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}
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execsql {
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INSERT INTO t1 SELECT log, count(*) FROM d1 GROUP BY log;
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}
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} {6}
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do_test insert2-1.1.2 {
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db changes
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} {6}
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do_test insert2-1.1.3 {
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execsql {SELECT * FROM t1 ORDER BY log}
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} {0 1 1 1 2 2 3 4 4 8 5 4}
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ifcapable compound {
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do_test insert2-1.2.1 {
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catch {execsql {DROP TABLE t1}}
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execsql {
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CREATE TABLE t1(log int, cnt int);
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INSERT INTO t1
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SELECT log, count(*) FROM d1 GROUP BY log
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EXCEPT SELECT n-1,log FROM d1;
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}
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} {4}
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do_test insert2-1.2.2 {
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execsql {
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SELECT * FROM t1 ORDER BY log;
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}
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} {0 1 3 4 4 8 5 4}
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do_test insert2-1.3.1 {
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catch {execsql {DROP TABLE t1}}
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execsql {
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CREATE TABLE t1(log int, cnt int);
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PRAGMA count_changes=off;
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INSERT INTO t1
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SELECT log, count(*) FROM d1 GROUP BY log
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INTERSECT SELECT n-1,log FROM d1;
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}
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} {}
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do_test insert2-1.3.2 {
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execsql {
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SELECT * FROM t1 ORDER BY log;
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}
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} {1 1 2 2}
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} ;# ifcapable compound
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execsql {PRAGMA count_changes=off;}
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do_test insert2-1.4 {
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catch {execsql {DROP TABLE t1}}
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set r [execsql {
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CREATE TABLE t1(log int, cnt int);
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CREATE INDEX i1 ON t1(log);
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CREATE INDEX i2 ON t1(cnt);
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INSERT INTO t1 SELECT log, count() FROM d1 GROUP BY log;
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SELECT * FROM t1 ORDER BY log;
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}]
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lappend r [execsql {SELECT cnt FROM t1 WHERE log=3}]
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lappend r [execsql {SELECT log FROM t1 WHERE cnt=4 ORDER BY log}]
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} {0 1 1 1 2 2 3 4 4 8 5 4 4 {3 5}}
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do_test insert2-2.0 {
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execsql {
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CREATE TABLE t3(a,b,c);
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CREATE TABLE t4(x,y);
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INSERT INTO t4 VALUES(1,2);
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SELECT * FROM t4;
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}
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} {1 2}
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do_test insert2-2.1 {
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execsql {
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INSERT INTO t3(a,c) SELECT * FROM t4;
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SELECT * FROM t3;
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}
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} {1 {} 2}
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do_test insert2-2.2 {
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execsql {
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DELETE FROM t3;
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INSERT INTO t3(c,b) SELECT * FROM t4;
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SELECT * FROM t3;
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}
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} {{} 2 1}
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do_test insert2-2.3 {
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execsql {
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DELETE FROM t3;
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INSERT INTO t3(c,a,b) SELECT x, 'hi', y FROM t4;
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SELECT * FROM t3;
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}
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} {hi 2 1}
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integrity_check insert2-3.0
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# File table t4 with lots of data
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#
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do_test insert2-3.1 {
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execsql {
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SELECT * from t4;
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}
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} {1 2}
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do_test insert2-3.2 {
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set x [db total_changes]
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execsql {
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BEGIN;
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INSERT INTO t4 VALUES(2,4);
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INSERT INTO t4 VALUES(3,6);
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INSERT INTO t4 VALUES(4,8);
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INSERT INTO t4 VALUES(5,10);
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INSERT INTO t4 VALUES(6,12);
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INSERT INTO t4 VALUES(7,14);
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INSERT INTO t4 VALUES(8,16);
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INSERT INTO t4 VALUES(9,18);
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INSERT INTO t4 VALUES(10,20);
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COMMIT;
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}
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expr [db total_changes] - $x
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} {9}
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do_test insert2-3.2.1 {
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execsql {
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SELECT count(*) FROM t4;
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}
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} {10}
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do_test insert2-3.3 {
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ifcapable subquery {
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execsql {
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BEGIN;
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INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4;
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INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4;
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INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4;
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INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4;
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COMMIT;
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SELECT count(*) FROM t4;
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}
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} else {
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db function max_x_t4 {execsql {SELECT max(x) FROM t4}}
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execsql {
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BEGIN;
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INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4;
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INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4;
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INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4;
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INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4;
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COMMIT;
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SELECT count(*) FROM t4;
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}
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}
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} {160}
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do_test insert2-3.4 {
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execsql {
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BEGIN;
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UPDATE t4 SET y='lots of data for the row where x=' || x
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|| ' and y=' || y || ' - even more data to fill space';
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COMMIT;
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SELECT count(*) FROM t4;
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}
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} {160}
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do_test insert2-3.5 {
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ifcapable subquery {
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execsql {
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BEGIN;
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INSERT INTO t4 SELECT x+(SELECT max(x)+1 FROM t4),y FROM t4;
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SELECT count(*) from t4;
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ROLLBACK;
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}
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} else {
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execsql {
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BEGIN;
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INSERT INTO t4 SELECT x+max_x_t4()+1,y FROM t4;
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SELECT count(*) from t4;
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ROLLBACK;
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}
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}
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} {320}
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do_test insert2-3.6 {
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execsql {
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SELECT count(*) FROM t4;
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}
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} {160}
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do_test insert2-3.7 {
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execsql {
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BEGIN;
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DELETE FROM t4 WHERE x!=123;
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SELECT count(*) FROM t4;
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ROLLBACK;
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}
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} {1}
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do_test insert2-3.8 {
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db changes
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} {159}
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integrity_check insert2-3.9
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# Ticket #901
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#
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ifcapable tempdb {
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do_test insert2-4.1 {
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execsql {
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CREATE TABLE Dependencies(depId integer primary key,
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class integer, name str, flag str);
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CREATE TEMPORARY TABLE DepCheck(troveId INT, depNum INT,
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flagCount INT, isProvides BOOL, class INTEGER, name STRING,
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flag STRING);
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INSERT INTO DepCheck
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VALUES(-1, 0, 1, 0, 2, 'libc.so.6', 'GLIBC_2.0');
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INSERT INTO Dependencies
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SELECT DISTINCT
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NULL,
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DepCheck.class,
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DepCheck.name,
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DepCheck.flag
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FROM DepCheck LEFT OUTER JOIN Dependencies ON
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DepCheck.class == Dependencies.class AND
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DepCheck.name == Dependencies.name AND
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DepCheck.flag == Dependencies.flag
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WHERE
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Dependencies.depId is NULL;
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};
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} {}
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}
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#--------------------------------------------------------------------
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# Test that the INSERT works when the SELECT statement (a) references
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# the table being inserted into and (b) is optimized to use an index
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# only.
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do_test insert2-5.1 {
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execsql {
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CREATE TABLE t2(a, b);
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INSERT INTO t2 VALUES(1, 2);
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CREATE INDEX t2i1 ON t2(a);
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INSERT INTO t2 SELECT a, 3 FROM t2 WHERE a = 1;
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SELECT * FROM t2;
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}
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} {1 2 1 3}
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ifcapable subquery {
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do_test insert2-5.2 {
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execsql {
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INSERT INTO t2 SELECT (SELECT a FROM t2), 4;
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SELECT * FROM t2;
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}
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} {1 2 1 3 1 4}
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}
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finish_test
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