ما معنى هته رمور الأخطاء tabstable? - نسخة قابلة للطباعة

كود :

const ABS_ERR_OK = 0; 
 const ABS_ERR_INSERT_RECORD = -1; 
 const ABS_ERR_UPDATE_RECORD = -2; 
 const ABS_ERR_DELETE_RECORD = -3; 
 const ABS_ERR_UPDATE_RECORD_MODIFIED = -4; 
 const ABS_ERR_DELETE_RECORD_MODIFIED = -5; 
 const ABS_ERR_UPDATE_RECORD_DELETED = -6; 
 const ABS_ERR_DELETE_RECORD_DELETED = -7; 

 const ABS_ERR_CONSTRAINT_VIOLATED = -8; 
 const ABS_ERR_UPDATE_RECORD_PROHIBITED = -9; 
 const ABS_ERR_DELETE_RECORD_PROHIBITED = -10; 
 const ABS_ERR_CANCEL_PROHIBITED = -11; 

 const ABS_ERR_RECORD_LOCKED = -12; 
 const ABS_ERR_TABLE_LOCKED = -13;