Section: Geo, bitmaps, and HyperLogLog

Estimate unique count

bash
bash
PFCOUNT unique:visitors

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Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Related commands

Same sheet · prioritizing Geo, bitmaps, and HyperLogLog
Add elements to HyperLogLog
Approximate cardinality of unique items.
OpenIn sheetbashsame section
Merge HyperLogLogs
Merge approximate cardinality structures.
OpenIn sheetbashsame section
Add geospatial members
Store longitude/latitude points in a sorted set.
OpenIn sheetbashsame section
Read geospatial coordinates
Return stored coordinates for members.
OpenIn sheetbashsame section
Measure distance between members
Compute the distance between two members.
OpenIn sheetbashsame section
Find nearby members
Find nearby members around coordinates.
OpenIn sheetbashsame section