pg_lookup_statistics_counter_by_bucket2.h (1801B)
1 /* 2 This file is part of TALER 3 Copyright (C) 2025 Taler Systems SA 4 5 TALER is free software; you can redistribute it and/or modify it under the 6 terms of the GNU General Public License as published by the Free Software 7 Foundation; either version 3, or (at your option) any later version. 8 9 TALER is distributed in the hope that it will be useful, but WITHOUT ANY 10 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR 11 A PARTICULAR PURPOSE. See the GNU General Public License for more details. 12 13 You should have received a copy of the GNU General Public License along with 14 TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/> 15 */ 16 /** 17 * @file backenddb/pg_lookup_statistics_counter_by_bucket2.h 18 * @brief implementation of the lookup_statistics_counter_by_bucket2 function for Postgres 19 * @author Christian Grothoff 20 */ 21 #ifndef PG_LOOKUP_STATISTICS_COUNTER_BY_BUCKET2_H 22 #define PG_LOOKUP_STATISTICS_COUNTER_BY_BUCKET2_H 23 24 #include <taler/taler_util.h> 25 #include <taler/taler_json_lib.h> 26 #include "taler/taler_merchantdb_plugin.h" 27 28 29 /** 30 * Lookup counter statistics for instance and slug-prefix by bucket. 31 * 32 * @param cls closure 33 * @param instance_id instance to lookup statistics for 34 * @param prefix slug prefix to lookup statistics under 35 * @param granularity limit to buckets of this size 36 * @param counter requested number of buckets 37 * @param cb function to call on all token families found 38 * @param cb_cls closure for @a cb 39 * @return database result code 40 */ 41 enum GNUNET_DB_QueryStatus 42 TMH_PG_lookup_statistics_counter_by_bucket2 ( 43 void *cls, 44 const char *instance_id, 45 const char *prefix, 46 const char *granularity, 47 uint64_t counter, 48 TALER_MERCHANTDB_CounterByBucketStatisticsCallback2 cb, 49 void *cb_cls); 50 51 52 #endif