Merge rurik.mysql.com:/home/igor/mysql-4.1

into rurik.mysql.com:/home/igor/dev/mysql-4.1-0


include/my_base.h:
  Auto merged
include/my_sys.h:
  Auto merged
myisam/myisamdef.h:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/handler.cc:
  Auto merged
sql/handler.h:
  Auto merged
sql/lex.h:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/mysqld.cc:
  Auto merged
sql/set_var.cc:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_lex.h:
  Auto merged
sql/sql_parse.cc:
  Auto merged
sql/sql_table.cc:
  Auto merged
sql/sql_yacc.yy:
  Auto merged

3 files changed, 6 insertions, 1 deletions

diff --git a/include/my_base.h b/include/my_base.h
index ac41d9e50ef..8c5496cc2e0 100644
--- a/include/my_base.h
+++ b/include/my_base.h
@@ -123,7 +123,8 @@ enum ha_extra_function {
   HA_EXTRA_NO_IGNORE_DUP_KEY,
   HA_EXTRA_DONT_USE_CURSOR_TO_UPDATE,	/* Cursor will not be used for update */
   HA_EXTRA_PREPARE_FOR_DELETE,
-  HA_EXTRA_PREPARE_FOR_UPDATE		/* Remove read cache if problems */
+  HA_EXTRA_PREPARE_FOR_UPDATE,		/* Remove read cache if problems */
+  HA_EXTRA_PRELOAD_BUFFER_SIZE          /* Set buffer size for preloading */
 };
 
 	/* The following is parameter to ha_panic() */
@@ -256,6 +257,7 @@ enum ha_base_keytype {
 #define HA_ERR_CANNOT_ADD_FOREIGN 150    /* Cannot add a foreign key constr. */
 #define HA_ERR_NO_REFERENCED_ROW 151     /* Cannot add a child row */
 #define HA_ERR_ROW_IS_REFERENCED 152     /* Cannot delete a parent row */
+#define HA_ERR_NON_UNIQUE_BLOCK_SIZE 153 /* Non unique key block size */
 
 	/* Other constants */
 
diff --git a/include/my_sys.h b/include/my_sys.h
index b4fc20e8471..48ebdc22f37 100644
--- a/include/my_sys.h
+++ b/include/my_sys.h
@@ -643,6 +643,8 @@ extern int init_key_cache(ulong use_mem);
 extern int resize_key_cache(ulong use_mem);
 extern byte *key_cache_read(File file,my_off_t filepos,byte* buff,uint length,
 			    uint block_length,int return_buffer);
+extern int key_cache_insert(File file, my_off_t filepos,
+                            byte *buff, uint length);
 extern int key_cache_write(File file,my_off_t filepos,byte* buff,uint length,
 			   uint block_length,int force_write);
 extern int flush_key_blocks(int file, enum flush_type type);
diff --git a/include/myisam.h b/include/myisam.h
index 33aa6aa3f31..e85d3057672 100644
--- a/include/myisam.h
+++ b/include/myisam.h
@@ -410,6 +410,7 @@ my_bool mi_test_if_sort_rep(MI_INFO *info, ha_rows rows, ulonglong key_map,
 int mi_init_bulk_insert(MI_INFO *info, ulong cache_size, ha_rows rows);
 void mi_flush_bulk_insert(MI_INFO *info, uint inx);
 void mi_end_bulk_insert(MI_INFO *info);
+int mi_preload(MI_INFO *info, ulonglong key_map, my_bool ignore_leaves);
 
 #ifdef	__cplusplus
 }