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-rw-r--r--storage/xtradb/include/ha_prototypes.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/storage/xtradb/include/ha_prototypes.h b/storage/xtradb/include/ha_prototypes.h
index 2e200ba7f43..2907365a32a 100644
--- a/storage/xtradb/include/ha_prototypes.h
+++ b/storage/xtradb/include/ha_prototypes.h
@@ -312,4 +312,15 @@ innobase_get_lower_case_table_names(void);
/*=====================================*/
+/********************************************************************//**
+Returns the merge-sort block size used for the secondary index creation
+for the current connection.
+@return the merge-sort block size, in bytes */
+
+ulong
+thd_merge_sort_block_size(
+/*======================*/
+ void* thd); /*!< in: thread handle (THD*), or NULL to query
+ the global merge_sort_block_size */
+
#endif