database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-09-03 20:43:11 +03:00
Code Activity

row0upd.c:

Browse Source 
Fix a little bug in InnoDB: we looked at the physical size of a stored SQL NULL value from a wrong field in the index; this has probably caused no bugs visible to the user, only caused some extra space usage in some rare cases; we may later backport the fix to 4.0


innobase/row/row0upd.c:
  Fix a little bug in InnoDB: we looked at the physical size of a stored SQL NULL value from a wrong field in the index; this has probably caused no bugs visible to the user, only caused some extra space usage in some rare cases; we may later backport the fix to 4.0
This commit is contained in:
unknown
2004-12-31 15:05:41 +02:00
parent 0428fcb89e
commit cd47cb56fd
1 changed files with 7 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
innobase/row/row0upd.c
View File

@@ -381,8 +381,14 @@ row_upd_changes_field_size_or_external(
new_len = new_val->len; new_len = new_val->len;
if (new_len == UNIV_SQL_NULL) { if (new_len == UNIV_SQL_NULL) {
/* A bug fixed on Dec 31st, 2004: we looked at the
SQL NULL size from the wrong field! We may backport
this fix also to 4.0. The merge to 5.0 will be made
manually immediately after we commit this to 4.1. */
new_len = dtype_get_sql_null_size( new_len = dtype_get_sql_null_size(
dict_index_get_nth_type(index, i)); dict_index_get_nth_type(index,
upd_field->field_no));
} }
old_len = rec_get_nth_field_size(rec, upd_field->field_no); old_len = rec_get_nth_field_size(rec, upd_field->field_no);