Extensions / Functions and aggregates
Approximate query processing: HLL, Count-Min Sketch, Top-K
pgext.cloud · Source code · Control file
| Package | alohadb_approx |
|---|---|
| Version | 1.1 |
| Repository | Unspecified |
| Extension type | Standard |
| Project status | Active |
| Requires CREATE EXTENSION | Yes |
| Requires preload | No |
| Trusted | No |
| Relocatable | Yes |
| Stars | 0 |
| Latest commit | 2026-06-21 |
| Latest release | 2026-06-21 |
| Catalogue updated | 2026-08-30 |
| cms_topn | Count-min sketch data type and aggregates for approximate frequency and top-N queries |
| shbf | C extension providing Bloom filter, shifting Bloom filter, and count-min sketch PostgreSQL data types and functions. |
| pbloompg | portable bloom filter, create, serialize, query across Go, Rust, Postgres |
| hll | type for storing hyperloglog data |
| pcsa_counter | Aggregation functions and data type for distinct estimation based on PCSA. |
| pg_prob | Probabilistic data types for PostgreSQL - Monte Carlo simulation in SQL |
| pghll | Provides HyperLogLog decode, cardinality, merge, and aggregate functions compatible with Java stream-lib counters. |