75 lines
1.8 KiB
Plaintext
75 lines
1.8 KiB
Plaintext
# 2005 January 11
|
|
#
|
|
# 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 CREATE INDEX statement.
|
|
#
|
|
# $Id: index2.test,v 1.2 2005/01/20 02:17:02 danielk1977 Exp $
|
|
|
|
set testdir [file dirname $argv0]
|
|
source $testdir/tester.tcl
|
|
|
|
# Create a table with a large number of columns
|
|
#
|
|
do_test index2-1.1 {
|
|
set sql {CREATE TABLE t1(}
|
|
for {set i 1} {$i<1000} {incr i} {
|
|
append sql "c$i,"
|
|
}
|
|
append sql "c1000);"
|
|
execsql $sql
|
|
} {}
|
|
do_test index2-1.2 {
|
|
set sql {INSERT INTO t1 VALUES(}
|
|
for {set i 1} {$i<1000} {incr i} {
|
|
append sql $i,
|
|
}
|
|
append sql {1000);}
|
|
execsql $sql
|
|
} {}
|
|
do_test index2-1.3 {
|
|
execsql {SELECT c123 FROM t1}
|
|
} 123
|
|
do_test index2-1.4 {
|
|
execsql BEGIN
|
|
for {set j 1} {$j<=100} {incr j} {
|
|
set sql {INSERT INTO t1 VALUES(}
|
|
for {set i 1} {$i<1000} {incr i} {
|
|
append sql [expr {$j*10000+$i}],
|
|
}
|
|
append sql "[expr {$j*10000+1000}]);"
|
|
execsql $sql
|
|
}
|
|
execsql COMMIT
|
|
execsql {SELECT count(*) FROM t1}
|
|
} 101
|
|
do_test index2-1.5 {
|
|
execsql {SELECT round(sum(c1000)) FROM t1}
|
|
} {50601000}
|
|
|
|
# Create indices with many columns
|
|
#
|
|
do_test index2-2.1 {
|
|
set sql "CREATE INDEX t1i1 ON t1("
|
|
for {set i 1} {$i<1000} {incr i} {
|
|
append sql c$i,
|
|
}
|
|
append sql c1000)
|
|
execsql $sql
|
|
} {}
|
|
do_test index2-2.2 {
|
|
ifcapable explain {
|
|
execsql {EXPLAIN SELECT c9 FROM t1 ORDER BY c1, c2, c3, c4, c5}
|
|
}
|
|
execsql {SELECT c9 FROM t1 ORDER BY c1, c2, c3, c4, c5, c6 LIMIT 5}
|
|
} {9 10009 20009 30009 40009}
|
|
|
|
finish_test
|