import * as Effect from "effect/Effect";
import * as SqlClient from "effect/unstable/sql/SqlClient";

export default Effect.gen(function* () {
  const sql = yield* SqlClient.SqlClient;

  yield* sql`
    ALTER TABLE projection_thread_activities
    ADD COLUMN sequence INTEGER
  `;

  yield* sql`
    CREATE INDEX IF NOT EXISTS idx_projection_thread_activities_thread_sequence
    ON projection_thread_activities(thread_id, sequence)
  `;
});