Limitations/Bugs in the PGSQL GiST Code
The PostgreSQL GiST access method provides much -- but not all -- of
the basic GiST functionality inside PostgreSQL. The basic limitations are
As of now, we are not aware of any bugs.
- There is no support for ordered keys, as described in the original
GiST paper. This decision was made because PostgreSQL already has a B-tree
- Concurrency control is based on the PostgreSQL R-tree code, and is
(therefore) not particularly sophisticated.
- We have only tried this code under HP/UX, and there may be porting difficulties.
Bug reports, porting success stories, and code contributions may be directed to email@example.com