Description:
Shows which systems are interfaced (have been added) to each general ledger.

PRIMARY KEY
a_ledger_number_i integer default: 0 NOT NULL	This is used as a key field in most of the accounting system files	a_ledger
a_sub_system_code_c varchar (24) NOT NULL	Defines a sub system of accounts	a_sub_system

a_set_up_complete_l boolean default: '0'
s_date_created_d date default: CURRENT_DATE	The date the record was created.
s_created_by_c varchar (20)	User ID of who created this record.	s_user
s_date_modified_d date	The date the record was modified.
s_modified_by_c varchar (20)	User ID of who last modified this record.	s_user
s_modification_id_t timestamp default: CURRENT_TIMESTAMP	This identifies the current version of the record.
FOREIGN KEY a_system_interface_fk1: a_ledger_number_i => a_ledger a_system_interface_fk2: a_sub_system_code_c => a_sub_system a_system_interface_fkcr: s_created_by_c => s_user a_system_interface_fkmd: s_modified_by_c => s_user