Merge bk-internal.mysql.com:/home/bk/mysql-5.0

into neptunus.(none):/home/msvensson/mysql/mysql-5.0

mysql-test/README

@@ -17,7 +17,7 @@ http://dev.mysql.com/doc/mysql/en/MySQL_test_suite.html
 
 You can create your own test cases. To create a test case:
 
- xeamacs t/test_case_name.test
+ xemacs t/test_case_name.test
 
  in the file, put a set of SQL commands that will create some tables,
  load test data, run some queries to manipulate it.

mysql-test/r/variables.result

@@ -520,3 +520,11 @@ SHOW VARIABLES LIKE 'table_cache';
 Variable_name	Value
 table_cache	1
 SET GLOBAL table_cache=DEFAULT;
+create table t1 (a int);
+select a into @x from t1;
+Warnings:
+Warning	1329	No data to FETCH
+show warnings;
+Level	Code	Message
+Warning	1329	No data to FETCH
+drop table t1;

mysql-test/t/variables.test

@@ -388,3 +388,12 @@ SHOW VARIABLES LIKE 'MYISAM_DATA_POINTER_SIZE';
 SET GLOBAL table_cache=-1;
 SHOW VARIABLES LIKE 'table_cache';
 SET GLOBAL table_cache=DEFAULT;
+
+#
+# Bug#6282 Packet error with SELECT INTO
+# 
+create table t1 (a int);
+select a into @x from t1;
+show warnings;
+drop table t1;
+

sql/ha_innodb.cc

@@ -2440,6 +2440,13 @@ ha_innobase::store_key_val_for_row(
 				+ (ulint)get_field_offset(table, field)),
 				lenlen);
 
+			/* In a column prefix index, we may need to truncate
+			the stored value: */
+		
+			if (len > key_part->length) {
+			        len = key_part->length;
+			}
+
 			/* The length in a key value is always stored in 2
 			bytes */
 
@@ -2476,6 +2483,11 @@ ha_innobase::store_key_val_for_row(
 
 			ut_a(get_field_offset(table, field)
 						     == key_part->offset);
+
+			/* All indexes on BLOB and TEXT are column prefix
+			indexes, and we may need to truncate the data to be
+			stored in the kay value: */
+
 			if (blob_len > key_part->length) {
 			        blob_len = key_part->length;
 			}
@@ -2494,11 +2506,17 @@ ha_innobase::store_key_val_for_row(
 
 			buff += key_part->length;
 		} else {
+			/* Here we handle all other data types except the
+			true VARCHAR, BLOB and TEXT. Note that the column
+			value we store may be also in a column prefix
+			index. */
+
 		        if (is_null) {
 				 buff += key_part->length;
 				 
 				 continue;
 			}
+
 			memcpy(buff, record + key_part->offset,
 							key_part->length);
 			buff += key_part->length;

sql/sql_class.cc

@@ -193,6 +193,7 @@ THD::THD()
   variables.pseudo_thread_id= 0;
   one_shot_set= 0;
   file_id = 0;
+  query_id= 0;
   warn_id= 0;
   db_charset= global_system_variables.collation_database;
   bzero(ha_data, sizeof(ha_data));

strings/ctype-utf8.c

@@ -2276,7 +2276,7 @@ static int my_strnxfrm_utf8(CHARSET_INFO *cs,
   }
   
   if (dst < de)  /* Clear the last byte, if "dstlen" was an odd number */
-    *de= 0x00;
+    *dst= 0x00;
   
   return dstlen;
 }