planka/server/db/migrations/20180722000627_create_board_table.js

module.exports.up = knex =>
  knex.schema.createTable('board', table => {
    /* Columns */

    table
      .bigInteger('id')
      .primary()
      .defaultTo(knex.raw('next_id()'));

    table.bigInteger('project_id').notNullable();

    table.specificType('position', 'double precision').notNullable();
    table.text('name').notNullable();

    table.timestamp('created_at', true);
    table.timestamp('updated_at', true);

    /* Indexes */

    table.index('project_id');
    table.index('position');
  });

module.exports.down = knex => knex.schema.dropTable('board');