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| author | anozdrin@mysql.com <> | 2006-05-10 23:16:30 +0400 |
|---|---|---|
| committer | anozdrin@mysql.com <> | 2006-05-10 23:16:30 +0400 |
| commit | 65b87b86a39d62ae781475d596dfabc379543cbb (patch) | |
| tree | eee71724a8803bced338d450083b960c7efcab22 /sql/field_conv.cc | |
| parent | 247be7d4a922c008b8810be923165c3170804413 (diff) | |
| download | mariadb-git-65b87b86a39d62ae781475d596dfabc379543cbb.tar.gz | |
Fix for BUG#18587: Function that accepts and returns TEXT
garbles data if longer than 766 chars.
The problem is that a stored routine returns BLOBs to the previous
caller, BLOBs are shallow-copied (i.e. only pointers to the data are
copied). The fix is to also copy data of BLOBs.
Diffstat (limited to 'sql/field_conv.cc')
| -rw-r--r-- | sql/field_conv.cc | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sql/field_conv.cc b/sql/field_conv.cc index 895f022624c..4e977c06180 100644 --- a/sql/field_conv.cc +++ b/sql/field_conv.cc @@ -642,7 +642,8 @@ void (*Copy_field::get_copy_func(Field *to,Field *from))(Copy_field*) void field_conv(Field *to,Field *from) { - if (to->real_type() == from->real_type()) + if (to->real_type() == from->real_type() && + !(to->type() == FIELD_TYPE_BLOB && to->table->copy_blobs)) { if (to->pack_length() == from->pack_length() && !(to->flags & UNSIGNED_FLAG && !(from->flags & UNSIGNED_FLAG)) && |