+DROP TABLE IF EXISTS Classes;
CREATE TABLE Classes (
id SERIAL,
Name varchar(255) NOT NULL DEFAULT '',
PRIMARY KEY (id)
);
+DROP TABLE IF EXISTS Articles;
CREATE TABLE Articles (
id SERIAL,
Name varchar(255) NOT NULL DEFAULT '',
);
+DROP TABLE IF EXISTS Topics;
CREATE TABLE Topics (
id SERIAL,
Parent integer NOT NULL DEFAULT 0,
);
+DROP TABLE IF EXISTS ObjectTopics;
CREATE TABLE ObjectTopics (
id SERIAL,
Topic integer NOT NULL,
);
+DROP TABLE IF EXISTS ObjectClasses;
CREATE TABLE ObjectClasses (
id SERIAL,
Class integer NOT NULL,