DISTINCTCOUNTRAWHLL

Returns HLL response serialized as string. The serialized HLL can be converted back into an HLL and then aggregated with other HLLs. A common use case may be to merge HLL responses from different Pinot tables, or to allow aggregation after client-side batching.
Signature
DISTINCTCOUNTRAWHLL(colName, log2m)
Usage Examples
These examples are based on the Batch Quick Start.
1
select DISTINCTCOUNTHLL(teamID) AS value
2
from baseballStats 
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value
00000008000000ac00000800000084000210000000000020001020220030042002100420002010020210000300008020040180400001300310001863024004220870800004400421040104610220080000020000040000030000800002108420000110400800000106000060000080020000082000218c0002000000020000010200100000018c0006000400022004a0000088000200800000320820021000000221842000000000025088000220080100009420
1
select DISTINCTCOUNTRAWHLL(teamID, 1) AS value
2
from baseballStats 
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value
000000010000000400000106

DISTINCTCOUNTMV

DISTINCTCOUNTRAWHLLMV

Last modified 6mo ago

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Usage Examples