delete from _branch_document_data;
delete from branch_document;

insert into branch_document (id) values (1);
insert into _branch_document_data (id,_table,_start_t) values (1,1,current_timestamp);
insert into branch_document (id) values (2);
insert into _branch_document_data (id,_table,_start_t) values (2,2,current_timestamp);
insert into branch_document (id) values (3);
insert into _branch_document_data (id,_table,_start_t) values (3,3,current_timestamp);
insert into branch_document (id) values (4);
insert into _branch_document_data (id,_table,_start_t) values (4,4,current_timestamp);
insert into branch_document (id) values (5);
insert into _branch_document_data (id,_table,_start_t) values (5,5,current_timestamp);
insert into branch_document (id) values (6);
insert into _branch_document_data (id,_table,_start_t) values (6,6,current_timestamp);
