The best replacement for reorg is rebuild.

The best alternatives to reorg are rated as following:
★★★★★  rebuild
★★★★  reindex
★★★  rebuild index
★  runstats
  runstats db2

Your alternative for reorg is not listed? Suggest!
Speaking about reorg, one probably shouldn't forget about runstats.

Other search terms related to reorg and their ratings are:
★★★★★ runstats
You have in mind a companion for reorg and it is not yet here? Propose!



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reorg
rebuild
reindex