105 lines
3.0 KiB
C
105 lines
3.0 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 _TD_INDEX_H_
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#define _TD_INDEX_H_
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#include "os.h"
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#include "tarray.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct SIndex SIndex;
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typedef struct SIndexTerm SIndexTerm;
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typedef struct SIndexOpts SIndexOpts;
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typedef struct SIndexMultiTermQuery SIndexMultiTermQuery;
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typedef struct SArray SIndexMultiTerm;
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typedef enum {
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ADD_VALUE, // add index colume value
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DEL_VALUE, // delete index column value
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UPDATE_VALUE, // update index column value
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ADD_INDEX, // add index on specify column
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DROP_INDEX, // drop existed index
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DROP_SATBLE // drop stable
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} SIndexOperOnColumn;
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typedef enum { MUST = 0, SHOULD = 1, NOT = 2 } EIndexOperatorType;
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typedef enum { QUERY_TERM = 0, QUERY_PREFIX = 1, QUERY_SUFFIX = 2, QUERY_REGEX = 3 } EIndexQueryType;
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/*
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* @param: oper
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*
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*/
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SIndexMultiTermQuery* indexMultiTermQueryCreate(EIndexOperatorType oper);
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void indexMultiTermQueryDestroy(SIndexMultiTermQuery* pQuery);
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int indexMultiTermQueryAdd(SIndexMultiTermQuery* pQuery, SIndexTerm* term, EIndexQueryType type);
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/*
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* @param:
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* @param:
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*/
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int indexOpen(SIndexOpts* opt, const char* path, SIndex** index);
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void indexClose(SIndex* index);
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int indexPut(SIndex* index, SIndexMultiTerm* terms, uint64_t uid);
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int indexDelete(SIndex* index, SIndexMultiTermQuery* query);
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int indexSearch(SIndex* index, SIndexMultiTermQuery* query, SArray* result);
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int indexRebuild(SIndex* index, SIndexOpts* opt);
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/*
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* @param
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* @param
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*/
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SIndexMultiTerm* indexMultiTermCreate();
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int indexMultiTermAdd(SIndexMultiTerm* terms, SIndexTerm* term);
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void indexMultiTermDestroy(SIndexMultiTerm* terms);
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/*
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* @param:
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* @param:
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*/
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SIndexOpts* indexOptsCreate();
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void indexOptsDestroy(SIndexOpts* opts);
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/*
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* @param:
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* @param:
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*/
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SIndexTerm* indexTermCreate(int64_t suid,
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SIndexOperOnColumn operType,
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uint8_t colType,
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const char* colName,
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int32_t nColName,
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const char* colVal,
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int32_t nColVal);
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void indexTermDestroy(SIndexTerm* p);
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/*
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* init index
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*
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*/
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int32_t indexInit();
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/*
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* destory index
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*
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*/
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void indexCleanUp();
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_INDEX_H_*/
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