homework-jianmu/source/libs/function/inc/tpercentile.h

42 lines
1.3 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef TDENGINE_TPERCENTILE_H
#define TDENGINE_TPERCENTILE_H
#ifdef __cplusplus
extern "C" {
#endif
#include "tpagedbuf.h"
#include "functionResInfoInt.h"
struct tMemBucket;
int32_t tMemBucketCreate(int32_t nElemSize, int16_t dataType, STypeMod typeMod, double minval, double maxval, bool hasWindowOrGroup,
struct tMemBucket **pBucket, int32_t numOfElements);
void tMemBucketDestroy(struct tMemBucket **pBucket);
int32_t tMemBucketPut(struct tMemBucket *pBucket, const void *data, size_t size);
int32_t getPercentile(struct tMemBucket *pMemBucket, double percent, double *result);
#endif // TDENGINE_TPERCENTILE_H
#ifdef __cplusplus
}
#endif