Loading innobase/include/dict0mem.h +4 −5 Original line number Diff line number Diff line Loading @@ -152,8 +152,8 @@ struct dict_col_struct{ }; /* DICT_MAX_COL_PREFIX_LEN is measured in bytes. Starting from 4.1.6, we define max col prefix len as 3 * 256, so that one can create a column prefix index on 256 characters of a TEXT field also in the UTF-8 charset. In that set max col prefix len to < 3 * 256, so that one can create a column prefix index on 255 characters of a TEXT field also in the UTF-8 charset. In that charset, a character may take at most 3 bytes. */ #define DICT_MAX_COL_PREFIX_LEN 768 Loading @@ -169,9 +169,8 @@ struct dict_field_struct{ type, e.g., INDEX (textcol(25)); must be smaller than DICT_MAX_COL_PREFIX_LEN; NOTE that in the UTF-8 charset, MySQL reserves sets this to 3 * the prefix len in UTF-8 chars */ in the UTF-8 charset, MySQL sets this to 3 * the prefix len in UTF-8 chars */ }; /* Data structure for an index tree */ Loading Loading
innobase/include/dict0mem.h +4 −5 Original line number Diff line number Diff line Loading @@ -152,8 +152,8 @@ struct dict_col_struct{ }; /* DICT_MAX_COL_PREFIX_LEN is measured in bytes. Starting from 4.1.6, we define max col prefix len as 3 * 256, so that one can create a column prefix index on 256 characters of a TEXT field also in the UTF-8 charset. In that set max col prefix len to < 3 * 256, so that one can create a column prefix index on 255 characters of a TEXT field also in the UTF-8 charset. In that charset, a character may take at most 3 bytes. */ #define DICT_MAX_COL_PREFIX_LEN 768 Loading @@ -169,9 +169,8 @@ struct dict_field_struct{ type, e.g., INDEX (textcol(25)); must be smaller than DICT_MAX_COL_PREFIX_LEN; NOTE that in the UTF-8 charset, MySQL reserves sets this to 3 * the prefix len in UTF-8 chars */ in the UTF-8 charset, MySQL sets this to 3 * the prefix len in UTF-8 chars */ }; /* Data structure for an index tree */ Loading