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/* Copyright (c) 2007-2019, Mark Wong */
#ifndef _PG_H_
#define _PG_H_
#include <libpq-fe.h>
#define CHECK_FOR_STATEMENTS_X \
"SELECT 1\n" \
"FROM pg_extension\n" \
"WHERE extname = 'pg_stat_statements'"
#define SELECT_STATEMENTS \
"WITH aggs AS (\n" \
" SELECT sum(calls) AS calls_total\n" \
" FROM pg_stat_statements\n" \
")\n" \
"SELECT calls,\n" \
" calls / calls_total AS calls_percentage,\n" \
" to_char(INTERVAL '1 milliseconds' * total_time,\n" \
" 'HH24:MI:SS.MS'),\n" \
" to_char(INTERVAL '1 milliseconds' * (total_time / calls),\n" \
" 'HH24:MI:SS.MS') AS average_time,\n" \
" regexp_replace(query, E'[\\n\\r]+', ' ', 'g' ) AS query\n" \
"FROM pg_stat_statements, aggs\n" \
"ORDER BY %d ASC"
PGconn *connect_to_db(const char **);
int pg_display_statements(const char **, int, int);
PGresult *pg_locks(PGconn *, int);
PGresult *pg_processes(PGconn *);
PGresult *pg_query(PGconn *, int);
extern char *statement_ordernames[];
#endif /* _PG_H_ */
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