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From:bar Date:January 12 2006 12:05pm
Subject:bk commit into 5.0 tree (bar:1.2041) BUG#15581
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Below is the list of changes that have just been committed into a local
5.0 repository of bar. When bar does a push these changes will
be propagated to the main repository and, within 24 hours after the
push, to the public repository.
For information on how to access the public repository
see http://dev.mysql.com/doc/mysql/en/installing-source-tree.html

ChangeSet
  1.2041 06/01/12 16:05:46 bar@stripped +1 -0
  sql_show.cc:
    after-merge fix for
    bug#15581 COALESCE function truncates mutli-byte TINYTEXT values

  sql/sql_show.cc
    1.305 06/01/12 16:04:45 bar@stripped +6 -3
    after-merge fix for bug#15581 COALESCE function truncates mutli-byte TINYTEXT values
    ,

# This is a BitKeeper patch.  What follows are the unified diffs for the
# set of deltas contained in the patch.  The rest of the patch, the part
# that BitKeeper cares about, is below these diffs.
# User:	bar
# Host:	bar.intranet.mysql.r18.ru
# Root:	/usr/home/bar/mysql-5.0

--- 1.304/sql/sql_show.cc	2006-01-11 03:07:35 +04:00
+++ 1.305/sql/sql_show.cc	2006-01-12 16:04:45 +04:00
@@ -2623,12 +2623,15 @@
         field->real_type() == MYSQL_TYPE_VARCHAR ||  // For varbinary type
         field->real_type() == MYSQL_TYPE_STRING)     // For binary type
     {
+      uint32 octet_max_length= field->max_length();
+      if (octet_max_length != (uint32) 4294967295U)
+        octet_max_length /= field->charset()->mbmaxlen;
       longlong char_max_len= is_blob ? 
-        (longlong) field->max_length() / field->charset()->mbminlen :
-        (longlong) field->max_length() / field->charset()->mbmaxlen;
+        (longlong) octet_max_length / field->charset()->mbminlen :
+        (longlong) octet_max_length / field->charset()->mbmaxlen;
       table->field[8]->store(char_max_len, TRUE);
       table->field[8]->set_notnull();
-      table->field[9]->store((longlong) field->max_length(), TRUE);
+      table->field[9]->store((longlong) octet_max_length, TRUE);
       table->field[9]->set_notnull();
     }
 
Thread
bk commit into 5.0 tree (bar:1.2041) BUG#15581bar12 Jan