# Synopsis

PDX_MSGT mda_ReadOrigDbptr(long option, MDA_PTR db_ptr, MDA_PTR *orig_db_ptr)

# Purpose

Reads the original database pointer for an entity

# Description

The original (or predecessor) database pointer for db_ptr will be returned. If orig_db_ptr is the same as db_ptr then db_ptr is an original entity otherwise orig_db_ptr is the database pointer of the entity which db_ptr was created from (possibly through more than one iteration). See the mda_intro man page for more information about entity predecessors.

# Input

## option

Options (not used)

## db_ptr

Entity whose original database pointer is to be returned

# Output

## orig_db_ptr

Original database pointer for db_ptr

# Return

MDA error code