Important Tables in Upgrade

Important Tabes in Upgrade

Table Name	Table Description
SMODILOG	Log of Customer Modifications to Dev. Env. Objects
TRBAT	Communication Table for Transport Control
TADIR	Directory of Repository Objects
PRGN_CORR2	Correction Table for Modif. Transaction Codes in Area Menus
TVARV/TVARVC	Table of variables in selection criteria
TCPDB	Code page used in this database

SMODILOG - This table has the record of all modifications to the objects. This includes customized objects and SNOTE corrections. These objects usually can be found in SE95 if the change is not obsolete.

TADIR - Very important system table. This table is the directory of all repository objects. All ABAP report, classes, function groups, etc are recorded in this table. Usually used during the upgrade to keep track of lost objects.