Join optimization (tpch 11)
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This document discusses performing various types of joins between the tables partsupp, supplier, nation, and partsupp including inner joins, group by queries, time series queries, non-equi joins, broadcast joins using bloom filters, and semi-joins. It also covers embedding values from one table into another when performing certain joins.
Join optimization (tpch 11)
- 4. join (partsupp + supplier + nation)
- 5. join (partsupp + supplier + nation) group-by query
- 6. join (partsupp + supplier + nation) join (partsupp + supplier + nation) group-by query
- 7. join (partsupp + supplier + nation) timeseries query join (partsupp + supplier + nation) group-by query
- 8. join (partsupp + supplier + nation) join (partsupp + supplier + nation) group-by query timeseries query non-equi join
- 10. join (nation + supplier + partsupp)
- 11. join (nation + supplier + partsupp) applying broadcast join
- 12. join (nation + supplier + partsupp) applying broadcast join get all values from nation
- 13. join (nation + supplier + partsupp) build bloom filter for supplier
- 14. join (nation + supplier + partsupp) build bloom filter for supplier broadcast join with bloom filter
- 15. join ((nation + supplier) + partsupp)
- 16. join ((nation + supplier) + partsupp) no columns in nation or supplier
- 17. applying semi-join no columns in nation or supplier join ((nation + supplier) + partsupp)
- 18. join ((nation + supplier) + partsupp) applying semi-join no columns in nation to supplier embed values from (nation + supplier) to partsupp
- 19. another join (nation + supplier + partsupp)
- 20. another join (nation + supplier + partsupp) same with the other part
- 21. non-equi join