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| author | unknown <monty@hundin.mysql.fi> | 2002-10-14 17:04:12 +0300 |
|---|---|---|
| committer | unknown <monty@hundin.mysql.fi> | 2002-10-14 17:04:12 +0300 |
| commit | a86c172f582570dbc19554e85691c34869def66f (patch) | |
| tree | 52bab9dcb504eb7603d26f7b3c33ec0945d8f248 /Docs | |
| parent | 61632073ac9473e00d5e0c88078880d3af575828 (diff) | |
| download | mariadb-git-a86c172f582570dbc19554e85691c34869def66f.tar.gz | |
Fixed a bug in key optimizing handling where the expression
WHERE column_name = key_column_name was calculated as true
for NULL values.
Docs/manual.texi:
Changelog
mysql-test/r/distinct.result:
Updated results caused by bug fix.
mysql-test/r/null_key.result:
New tests
mysql-test/t/null_key.test:
New tests
sql/sql_select.cc:
Additional change for previous changeset for using BLOB in GROUP BY
Diffstat (limited to 'Docs')
| -rw-r--r-- | Docs/manual.texi | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Docs/manual.texi b/Docs/manual.texi index 86b19c0ff33..67320f7352f 100644 --- a/Docs/manual.texi +++ b/Docs/manual.texi @@ -46935,6 +46935,13 @@ Fixed reference to freed memory when doing complicated @code{GROUP BY @code{send_fields}. @item Allocate heap rows in smaller blocks to get better memory usage. +@item +Fixed memory allocation bug when storing BLOB values in internal +temporary tables used for some (unlikely) @code{GROUP BY} queries. +@item +Fixed a bug in key optimizing handling where the expression +@code{WHERE column_name = key_column_name} was calculated as true +for @code{NULL} values. @end itemize @node News-3.23.53, News-3.23.52, News-3.23.54, News-3.23.x |