homework-jianmu/source/client/inc/clientStmt.h

64 lines
2.0 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_CLIENTSTMT_H
#define TDENGINE_CLIENTSTMT_H
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
STMT_TYPE_INSERT = 1,
STMT_TYPE_MULTI_INSERT,
STMT_TYPE_QUERY,
} STMT_TYPE;
typedef struct STscStmt {
STMT_TYPE type;
//int16_t last;
//STscObj* taos;
//SSqlObj* pSql;
//SMultiTbStmt mtb;
//SNormalStmt normal;
//int numOfRows;
} STscStmt;
#define STMT_ERR_RET(c) do { int32_t _code = c; if (_code != TSDB_CODE_SUCCESS) { terrno = _code; return _code; } } while (0)
#define STMT_RET(c) do { int32_t _code = c; if (_code != TSDB_CODE_SUCCESS) { terrno = _code; } return _code; } while (0)
#define STMT_ERR_JRET(c) do { code = c; if (code != TSDB_CODE_SUCCESS) { terrno = code; goto _return; } } while (0)
TAOS_STMT *stmtInit(TAOS *taos);
int stmtClose(TAOS_STMT *stmt);
int stmtExec(TAOS_STMT *stmt);
char *stmtErrstr(TAOS_STMT *stmt);
int stmtAffectedRows(TAOS_STMT *stmt);
int stmtBind(TAOS_STMT *stmt, TAOS_BIND *bind);
int stmtPrepare(TAOS_STMT *stmt, const char *sql, unsigned long length);
int stmtSetTbNameTags(TAOS_STMT *stmt, const char *name, TAOS_BIND *tags);
int stmtIsInsert(TAOS_STMT *stmt, int *insert);
int stmtGetParamNum(TAOS_STMT *stmt, int *nums);
int stmtAddBatch(TAOS_STMT *stmt);
TAOS_RES *stmtUseResult(TAOS_STMT *stmt);
int stmtBindBatch(TAOS_STMT *stmt, TAOS_MULTI_BIND *bind);
#ifdef __cplusplus
}
#endif
#endif // TDENGINE_CLIENTSTMT_H