Description:
Gives a group access to a specific cost centre (so that people without other finance access can access data on their own department)

PRIMARY KEY
s_group_id_c varchar (20) NOT NULL	identifies a system group	s_group
s_group_unit_key_n bigint default: 0 NOT NULL	Field that the group belongs to	s_group
a_ledger_number_i integer default: 0 NOT NULL	Ledger Number	a_cost_centre
a_cost_centre_code_c varchar (24) NOT NULL	Cost Centre	a_cost_centre

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 s_group_cost_centre_fk1: s_group_id_c;s_group_unit_key_n => s_group s_group_cost_centre_fk2: a_ledger_number_i;a_cost_centre_code_c => a_cost_centre s_group_cost_centre_fkcr: s_created_by_c => s_user s_group_cost_centre_fkmd: s_modified_by_c => s_user