37 lines
911 B
SQL
37 lines
911 B
SQL
create type api_operation as enum ('init', 'add', 'delete', 'update');
|
|
|
|
create table operation
|
|
(
|
|
id serial primary key
|
|
, redo text not null
|
|
, undo text not null
|
|
, parent integer references operation(id)
|
|
, redo_child integer references operation(id)
|
|
, api_id text not null
|
|
, api_op api_operation not null
|
|
, api_object_type text not null
|
|
, api_object_id text not null
|
|
, api_object_properties text[]
|
|
);
|
|
|
|
insert into operation (id, redo, undo, api_id, api_op, api_object_type, api_object_id) values (0, '', '', '', 'init', '', '');
|
|
|
|
create table current_operation
|
|
(
|
|
id integer primary key references operation(id)
|
|
);
|
|
|
|
insert into current_operation (id) values (0);
|
|
|
|
create table snapshot_operation
|
|
(
|
|
id integer primary key references operation(id)
|
|
, tag text not null unique
|
|
);
|
|
|
|
create table transaction_operation
|
|
(
|
|
id integer primary key references operation(id)
|
|
, strict boolean not null default false
|
|
);
|