CREATE OR REPLACE FUNCTION ppj(jsonb) RETURNS TEXT AS $$
    SELECT jsonb_pretty($1);
$$ LANGUAGE SQL;
CREATE OR REPLACE FUNCTION ppj(jsonb[]) RETURNS SETOF TEXT AS $$
    SELECT jsonb_pretty(unnest) FROM (SELECT unnest($1)) AS dummy;
$$ LANGUAGE SQL;

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\timing on
\set HISTFILE ~/secure/.psql_history