memos/store/migration/sqlite/0.20/00__reaction.sql

-- reaction
CREATE TABLE reaction (
  id INTEGER PRIMARY KEY AUTOINCREMENT,
  created_ts BIGINT NOT NULL DEFAULT (strftime('%s', 'now')),
  creator_id INTEGER NOT NULL,
  content_id TEXT NOT NULL,
  reaction_type TEXT NOT NULL,
  UNIQUE(creator_id, content_id, reaction_type)
);