View Source AshPostgres.Ltree (ash_postgres v2.4.9)
Ash Type for postgres ltree
,
a hierarchical tree-like data type.
Postgres Extension
To be able to use the ltree
type, you'll have to enable the postgres ltree
extension first.
See AshPostgres.Repo
Constraints
:escape?
(boolean/0
) - Escape the ltree segments to make it possible to include characters that are either.
(the separation character) or any other unsupported character like-
(Postgres <= 15).If the option is enabled, any characters besides
[0-9a-zA-Z]
will be replaced with_[HEX Ascii Code]
.Additionally the type will no longer take strings as user input since it's impossible to decide between
.
being a separator or part of a segment.If the option is disabled, any string will be relayed directly to postgres. If the segments are provided as a list, they can't contain
.
since postgres would split the segment.:min_length
(non_neg_integer/0
) - A minimum length for the tree segments.:max_length
(non_neg_integer/0
) - A maximum length for the tree segments.
Summary
Functions
Get shared root of given ltrees.