Method getExistingNodeIds

src/db/queries.ts:490–507

(ids: readonly string[])

  }

  private getExistingNodeIds(ids: readonly string[]): Set<string> {
    const out = new Set<string>();
    if (ids.length === 0) return out;

    const uniqueIds = [...new Set(ids)];
    for (let i = 0; i < uniqueIds.length; i += SQLITE_PARAM_CHUNK_SIZE) {
      const chunk = uniqueIds.slice(i, i + SQLITE_PARAM_CHUNK_SIZE);
      const placeholders = chunk.map(() => '?').join(',');
      const rows = this.db
        .prepare(`SELECT id FROM nodes WHERE id IN (${placeholders})`)
        .all(...chunk) as { id: string }[];
      for (const row of rows) {
        out.add(row.id);
      }
    }

    return out;
  }

  /**
   * Add a node to the cache, evicting oldest if needed