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| author | Sergey Vojtovich <svoj@mariadb.org> | 2018-04-03 18:34:46 +0400 |
|---|---|---|
| committer | Sergey Vojtovich <svoj@mariadb.org> | 2018-04-20 17:05:28 +0400 |
| commit | 38c799c9a5e5aadd3f4df157a4151dd1f71d5bcb (patch) | |
| tree | de40f9f47e38832c87e314ab32cb38255bf7d0a1 /mysql-test/main/column_compression.result | |
| parent | 3dec6c48bce84a6c804f2a714aa899aef8c45f93 (diff) | |
| download | mariadb-git-38c799c9a5e5aadd3f4df157a4151dd1f71d5bcb.tar.gz | |
MDEV-15763 - VARCHAR(1) COMPRESSED crashes the server
Storing 1 byte long string in VARCHAR() COMPRESSED column may trigger
integer overflow when calculating available space for zlib output.
Diffstat (limited to 'mysql-test/main/column_compression.result')
| -rw-r--r-- | mysql-test/main/column_compression.result | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/mysql-test/main/column_compression.result b/mysql-test/main/column_compression.result index 4362dff4942..8b7f0f7f611 100644 --- a/mysql-test/main/column_compression.result +++ b/mysql-test/main/column_compression.result @@ -1386,3 +1386,11 @@ SELECT LENGTH(a) FROM t1; LENGTH(a) 0 DROP TABLE t1; +# +# MDEV-15763 - VARCHAR(1) COMPRESSED crashes the server +# +CREATE TABLE t1(a VARCHAR(1) COMPRESSED); +SET column_compression_threshold=0; +INSERT INTO t1 VALUES('a'); +SET column_compression_threshold=DEFAULT; +DROP TABLE t1; |