CREATE TABLE image (
  time TEXT NOT NULL, -- ISO 8601 @ UTC, eg 2019-01-01T00:00:00Z
  did TEXT NOT NULL,
  local_file TEXT NOT NULL,
  size INTEGER NOT NULL,
  final_file TEXT NOT NULL,
  url TEXT NOT NULL
);

CREATE INDEX image_time ON image(time);
CREATE INDEX image_did ON image(did);
CREATE INDEX image_final_file ON image(final_file);

CREATE TABLE user (
  did TEXT NOT NULL,
  per_week INTEGER NOT NULL
);

CREATE INDEX user_did ON user(did);