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Early detection of too many columns in an index avoid a possible 16-bit

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signed integer overflow.

FossilOrigin-Name: 8af0caeb6d1e55f66ad2f12af94845dccfe1d0420faf326f5917fc07f8aa6050
This commit is contained in:
drh
2019-03-31 21:09:33 +00:00
parent ce5752cd1f
commit 8fe25c64f1
4 changed files with 19 additions and 9 deletions
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10
test/createtab.test
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@ -12,7 +12,6 @@
# focus of this file is testing that it is OK to create new tables
# and indices while creating existing tables and indices.
#
# $Id: createtab.test,v 1.3 2007/09/12 17:01:45 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@ -142,5 +141,14 @@ for {set av 0} {$av<=$upperBound} {incr av} {
integrity_check createtab-$av.40
}
# 2019-03-31 Ensure that a proper error is returned for an index
# with too many columns.
#
do_test createtab-3.1 {
db eval {DROP TABLE IF EXISTS t1;}
set sql "CREATE TABLE t1(x,UNIQUE(x[string repeat ,x 100000]))"
catchsql $sql
} {1 {too many columns in index}}
finish_test