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+--
+-- Perl Weekly Challenge 332
+-- Task 1
+-- See <https://perlweeklychallenge.org/blog/perl-weekly-challenge-332>
+--
+
+CREATE SCHEMA IF NOT EXISTS pwc332;
+
+CREATE OR REPLACE FUNCTION
+pwc332.task1_plpgsql( d date )
+RETURNS text
+AS $CODE$
+ SELECT string_agg( v::int::bit( 8 )::text, '-' )
+ FROM regexp_split_to_table( d::text, '-' ) v;
+
+$CODE$
+LANGUAGE sql;