163     let trackId = undefined;  variable
210           trackId = Number(v);
231     if (trackId !== undefined) {
234            leafTrackTable AS (SELECT type FROM track WHERE id = ${trackId}),
252             WHERE id = ${trackId};
261             WHERE id = ${trackId};
296             {kind: 'SLICE', trackId: destTrackId, sliceId: Number(value)});
308     const trackIdTp = result.firstRow({trackId: NUM}).trackId;
311     let trackId = '';  variable
314           (track.config as {trackId: number}).trackId === Number(trackIdTp)) {
315         trackId = track.id;
319     return trackId;
408       trackId: NUM,
411     const trackId = row.trackId;  constant
417         FROM counter WHERE ts < ${ts} and track_id = ${trackId}`);
422     const uiTrackId = globals.state.uiTrackIdByTraceTrackId[trackId];  constant