Experimental append-only compressed table access method for PostgreSQL 12 and later.
pgext.cloud · Source code · Documentation · License text · Control file
| Package | pg_cryogen |
|---|---|
| Version | 0.1 |
| PostgreSQL versions | 12 · 13 · 14 · 15 · 16 · 17 · 18 |
| Repository | Unspecified |
| Extension type | Standard |
| Project status | Archived |
| Requires CREATE EXTENSION | Yes |
| Requires preload | No |
| Trusted | No |
| Relocatable | Yes |
| Stars | 32 |
| Latest commit | 2023-01-06 |
| Catalogue updated | 2026-08-30 |
| append_only_heap | PostgreSQL table access method that avoids fragmentation of variable-length append-only data. |
| pg_elephantduck | Columnar PostgreSQL table access method powered by DuckDB and Parquet storage. |
| pgtam | Experimental in-memory PostgreSQL table access method implemented as a C extension. |
| redis_backed_storage | Experimental PostgreSQL table access method backed by Redis storage. |
| csv_tam | CSV table access method for PostgreSQL that stores table tuples in CSV-formatted relation files. |
| tuple_fdw | Proof-of-concept C foreign data wrapper for append-only, LZ4-compressed binary tuple files used as cold storage. |
| undam | UNDO storage table access method with in-place updates |
| open_pg_tde | Transparent data encryption for upstream PostgreSQL using the tde_heap access method, including tables, indexes, TOAST, WAL, and temporary files. |
| quack | DuckDB Embedded in Postgres |
| zson | Dictionary-trained compressed JSONB-compatible type with transparent casts and JSONB operators. |
| pg_lz4 | LZ4 compression access method for a patched PostgreSQL development branch. |