The WDB files are found inside the WDB folder. The client caches data it receives from the server. This is mainly done to reduce network traffic.
- WDB files < 1.6: Header length is 16 bytes
- WDB files >=1.6: Header length is 20 bytes (Verified till 1.9.4)
- WDB files >=3.0.8-9506: Header length is 24 bytes
Offset Type Description 0x00 char Identifier, depends on the WDB file, will be explained later 0x04 uint32 Client Version - Version of the client (lo -> hi encoding) 0x08 char Client Local - The Locale of the client 0x0C ???? 4 bytes unknown 0x10 ???? 4 bytes unknown 0x15 ???? 4 bytes unknown (Beginning with version 1.6 and later) 0x18 ???? 4 bytes unknown (Beginning with version 3.0.8-9506 )
Column Field Type Notes 1 Signature String 4-byte string identifying the file (reversed!) 2 Version Integer 4-byte integer identifying the client version 3 Language String 4-byte string identifying the language (reversed!) 4 Row Length Integer Something to do with row length, there is no consistent way of retrieving it as of yet. 5 Unknown Integer 4-bytes 6 Unknown2 Integer 4-bytes
File Signature CreatureCache.wdb WMOB GameObjectCache.wdb WGOB QuestCache.wdb WQST ItemCache.wdb WIDB (No longer used in cata) ItemNameCache.wdb WNDB (No longer used in cata) ItemTextCache.wdb WITX NPCCache.wdb WNPC PageTextCache.wdb WPTX WOWCache.wdb WRDN ArenaTeamCache.wdb