LACCDB File Documentation

Overview

Feature Value
File Extension .laccdb
Description Microsoft Access Lock File
Function Prevents multiple users from updating the same database record at the same time.
Created By Microsoft Access
File Type Database Lock File
Used By Microsoft Access Versions 2007 and later
Replaces .ldb (in earlier versions of Access)
Automatically Generated Yes, when a database is opened.
Automatically Deleted Yes, when the last user closes the database.
Visibility Usually hidden; visibility depends on system settings.
Editable No
Text-Based No
MIME Type application/vnd.ms-access
Security Risk Low, but presence can indicate the database is in use or was not closed properly.
Storage Location Same directory as the .accdb or .mdb file it is locking.
Can be Manually Deleted Risky, can lead to database corruption if not done properly.
Related Files .accdb (Access Database file), .mdb (Microsoft Access Database)
Significance Indicates a database is currently open or was not closed properly.
Can be Opened Directly No
Encoding Binary
Importance Essential for multi-user access control but not directly used by end-users.