data type for hierarchical tree-like structures
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| Package | ltree |
|---|---|
| Version | 1.3 |
| PostgreSQL versions | 14 · 15 · 16 · 17 · 18 |
| Repository | PostgreSQL contrib |
| Extension type | Standard |
| Requires CREATE EXTENSION | Yes |
| Requires preload | No |
| Trusted | Yes |
| Latest commit | 2026-05-14 |
| Latest release | 2026-05-14 |
| Catalogue updated | 2026-07-29 |
| fsm_core | Finite state machine toolkit for PostgreSQL |
| ltree_plpython2u | A fixed postgres xl so it can compile on newer versions of GCC and glibc |
| ltree_plpython3u | transform between ltree and plpython3u |
| ltree_plpythonu | transform between ltree and plpythonu |
| ltree_plruby | Transform between ltree and Ruby Arrays for PL/Ruby |
| age | AGE graph database extension |
| pg_liquid | Liquid-inspired Datalog graph query extension for PostgreSQL |
| onesparse | Sparse linear algebra and graph extension for PostgreSQL 18 |
| graph | Graph database capabilities for PostgreSQL |
| pgrdf | RDF, SPARQL, SHACL, and OWL reasoning for PostgreSQL |
| ltree_plpython3u | transform between ltree and plpython3u |
| prefix | Prefix Range module for PostgreSQL |
| ip4r | IPv4/v6 and IPv4/v6 range index type for PostgreSQL |
| seg | data type for representing line segments or floating-point intervals |
| cube | data type for multidimensional cubes |