mirror of
https://github.com/taosdata/TDengine
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62 lines
1.8 KiB
C
62 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 _TD_META_H_
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#define _TD_META_H_
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#include "taosmsg.h"
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#include "os.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef uint64_t tuid_t;
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// Types exported
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typedef struct SMeta SMeta;
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typedef struct SMetaOptions SMetaOptions;
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typedef struct SMetaQueryHandle SMetaQueryHandle;
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typedef struct SMetaQueryOptions SMetaQueryOptions;
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// SMeta operations
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int metaCreate(const char *path);
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int metaDestroy(const char *path);
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SMeta *metaOpen(SMetaOptions *);
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void metaClose(SMeta *);
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int metaCreateTable(SMeta *, void *);
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int metaDropTable(SMeta *, uint64_t tuid_t);
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int metaAlterTable(SMeta *, void *);
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int metaCommit(SMeta *);
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// Options
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SMetaOptions *metaOptionsCreate();
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void metaOptionsDestroy(SMetaOptions *);
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void metaOptionsSetCache(SMetaOptions *, size_t capacity);
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// SMetaQueryHandle
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SMetaQueryHandle *metaQueryHandleCreate(SMetaQueryOptions *);
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void metaQueryHandleDestroy(SMetaQueryHandle *);
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// SMetaQueryOptions
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SMetaQueryOptions *metaQueryOptionsCreate();
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void metaQueryOptionsDestroy(SMetaQueryOptions *);
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#ifdef __cplusplus
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}
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#endif
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#endif /*_TD_META_H_*/
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