LOAD INDEX INTO CACHE
tbl_index_list [, tbl_index_list] ...
tbl_index_list:
tbl_name
[[INDEX|KEY] (index_name[, index_name] ...)]
[IGNORE LEAVES]
The LOAD INDEX INTO CACHE
statement preloads a table index into the key cache to which it has been assigned by an explicit CACHE INDEX statement, or into the default key cache otherwise.LOAD INDEX INTO CACHE
is used only for MyISAM or Aria tables.
The IGNORE LEAVES
modifier causes only blocks for the nonleaf nodes of the index to be preloaded.
This page is licensed: GPLv2, originally from fill_help_tables.sql