exports.up = async knex => {
    await knex.schema.createTable('listings', table => {
        table.integer('id')
            .primary();

        table.uuid('want')
        table.foreign('want')
            .references('id')
            .inTable('wants')
            .onDelete('CASCADE');

        table.integer('seller')
            .notNullable()
            .index();

        table.jsonb('data')
            .notNullable();

        table.timestamps(true, true);
    });
};

exports.down = async () => true;