contrib/hstore_plpython/hstore_plpython3u--1.0.sql


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-- make sure the prerequisite libraries are loaded
DO '1' LANGUAGE plpython3u;
SELECT NULL::hstore;


CREATE FUNCTION hstore_to_plpython3(val internal) RETURNS internal
LANGUAGE C STRICT IMMUTABLE
AS 'MODULE_PATHNAME', 'hstore_to_plpython';

CREATE FUNCTION plpython3_to_hstore(val internal) RETURNS hstore
LANGUAGE C STRICT IMMUTABLE
AS 'MODULE_PATHNAME', 'plpython_to_hstore';

CREATE TRANSFORM FOR hstore LANGUAGE plpython3u (
    FROM SQL WITH FUNCTION hstore_to_plpython3(internal),
    TO SQL WITH FUNCTION plpython3_to_hstore(internal)
);

COMMENT ON TRANSFORM FOR hstore LANGUAGE plpython3u IS 'transform between hstore and Python dict';