91 lines
1.8 KiB
C
91 lines
1.8 KiB
C
/*
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* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
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*
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* This program is free software: you can use, redistribute, and/or modify
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* it under the terms of the GNU Affero General Public License, version 3
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* or later ("AGPL"), as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TDENGINE_FUNCTIONRESINFO_H
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#define TDENGINE_FUNCTIONRESINFO_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "os.h"
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#include "tcommon.h"
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typedef struct STuplePos {
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union {
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struct {
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int32_t pageId;
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int32_t offset;
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};
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SWinKey streamTupleKey;
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};
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} STuplePos;
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typedef struct SCentroid {
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double mean;
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int64_t weight;
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} SCentroid;
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typedef struct SPt {
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double value;
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int64_t weight;
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} SPt;
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typedef struct TDigest {
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double compression;
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int32_t threshold;
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int64_t size;
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int64_t total_weight;
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double min;
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double max;
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int32_t num_buffered_pts;
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SPt *buffered_pts;
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int32_t num_centroids;
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SCentroid *centroids;
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} TDigest;
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typedef struct SFirstLastRes {
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bool hasResult;
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// used for last_row function only, isNullRes in SResultRowEntry can not be passed to downstream.So,
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// this attribute is required
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bool isNull;
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int32_t bytes;
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int64_t ts;
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char* pkData;
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int32_t pkBytes;
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int8_t pkType;
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STuplePos pos;
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STuplePos nullTuplePos;
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bool nullTupleSaved;
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char buf[];
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} SFirstLastRes;
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typedef struct SPoint1 {
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int64_t key;
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union {
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double val;
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char *ptr;
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};
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} SPoint1;
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#ifdef __cplusplus
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}
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#endif
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#endif // TDENGINE_FUNCTIONRESINFO_H
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