Gabor Kaszab created IMPALA-9635:
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Summary: Rewrite count(distinct) to use ds_hll_* functions when in
BI mode
Key: IMPALA-9635
URL: https://issues.apache.org/jira/browse/IMPALA-9635
Project: IMPALA
Issue Type: New Feature
Components: Frontend
Reporter: Gabor Kaszab
This effort is dependent on a major FE work that is going on currently. The
task here is to verify that:
1) There is a switch to turn on BI mode
2) In BI mode count(distinct) queries are rewritten to ds_hll_* approx functions
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