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CREATE OR REPLACE FUNCTION blhandler(internal)
RETURNS index_am_handler
AS 'MODULE_PATHNAME'
LANGUAGE C;
-- Access method
CREATE ACCESS METHOD bloom TYPE INDEX HANDLER blhandler;
-- Opclasses
CREATE OPERATOR CLASS int4_ops
DEFAULT FOR TYPE int4 USING bloom AS
OPERATOR 1 =(int4, int4),
FUNCTION 1 hashint4(int4);
CREATE OPERATOR CLASS text_ops
DEFAULT FOR TYPE text USING bloom AS
OPERATOR 1 =(text, text),
FUNCTION 1 hashtext(text);
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