enh(query): add new api in taos.h

This commit is contained in:
Haojun Liao 2022-06-10 09:48:56 +08:00
parent 840074dfa3
commit 5bb16c3073
2 changed files with 51 additions and 44 deletions

View File

@ -99,7 +99,7 @@ typedef struct TAOS_FIELD_E {
#define DLL_EXPORT #define DLL_EXPORT
#endif #endif
typedef void (*__taos_async_fn_t)(void *param, TAOS_RES *, int code); typedef void (*__taos_async_fn_t)(void *param, TAOS_RES *res, int code);
typedef struct TAOS_MULTI_BIND { typedef struct TAOS_MULTI_BIND {
int buffer_type; int buffer_type;
@ -126,49 +126,47 @@ typedef struct setConfRet {
char retMsg[RET_MSG_LENGTH]; char retMsg[RET_MSG_LENGTH];
} setConfRet; } setConfRet;
DLL_EXPORT void taos_cleanup(void); DLL_EXPORT void taos_cleanup(void);
DLL_EXPORT int taos_options(TSDB_OPTION option, const void *arg, ...); DLL_EXPORT int taos_options(TSDB_OPTION option, const void *arg, ...);
DLL_EXPORT setConfRet taos_set_config(const char *config); DLL_EXPORT setConfRet taos_set_config(const char *config);
DLL_EXPORT int taos_init(void); DLL_EXPORT int taos_init(void);
DLL_EXPORT TAOS *taos_connect(const char *ip, const char *user, const char *pass, const char *db, uint16_t port); DLL_EXPORT TAOS *taos_connect(const char *ip, const char *user, const char *pass, const char *db, uint16_t port);
DLL_EXPORT TAOS *taos_connect_l(const char *ip, int ipLen, const char *user, int userLen, const char *pass, int passLen, DLL_EXPORT TAOS *taos_connect_auth(const char *ip, const char *user, const char *auth, const char *db, uint16_t port);
const char *db, int dbLen, uint16_t port); DLL_EXPORT void taos_close(TAOS *taos);
DLL_EXPORT TAOS *taos_connect_auth(const char *ip, const char *user, const char *auth, const char *db, uint16_t port);
DLL_EXPORT void taos_close(TAOS *taos);
const char *taos_data_type(int type); const char *taos_data_type(int type);
DLL_EXPORT TAOS_STMT *taos_stmt_init(TAOS *taos); DLL_EXPORT TAOS_STMT *taos_stmt_init(TAOS *taos);
DLL_EXPORT int taos_stmt_prepare(TAOS_STMT *stmt, const char *sql, unsigned long length); DLL_EXPORT int taos_stmt_prepare(TAOS_STMT *stmt, const char *sql, unsigned long length);
DLL_EXPORT int taos_stmt_set_tbname_tags(TAOS_STMT *stmt, const char *name, TAOS_MULTI_BIND *tags); DLL_EXPORT int taos_stmt_set_tbname_tags(TAOS_STMT *stmt, const char *name, TAOS_MULTI_BIND *tags);
DLL_EXPORT int taos_stmt_set_tbname(TAOS_STMT *stmt, const char *name); DLL_EXPORT int taos_stmt_set_tbname(TAOS_STMT *stmt, const char *name);
DLL_EXPORT int taos_stmt_set_tags(TAOS_STMT *stmt, TAOS_MULTI_BIND *tags); DLL_EXPORT int taos_stmt_set_tags(TAOS_STMT *stmt, TAOS_MULTI_BIND *tags);
DLL_EXPORT int taos_stmt_set_sub_tbname(TAOS_STMT *stmt, const char *name); DLL_EXPORT int taos_stmt_set_sub_tbname(TAOS_STMT *stmt, const char *name);
DLL_EXPORT int taos_stmt_get_tag_fields(TAOS_STMT *stmt, int *fieldNum, TAOS_FIELD_E **fields); DLL_EXPORT int taos_stmt_get_tag_fields(TAOS_STMT *stmt, int *fieldNum, TAOS_FIELD_E **fields);
DLL_EXPORT int taos_stmt_get_col_fields(TAOS_STMT *stmt, int *fieldNum, TAOS_FIELD_E **fields); DLL_EXPORT int taos_stmt_get_col_fields(TAOS_STMT *stmt, int *fieldNum, TAOS_FIELD_E **fields);
DLL_EXPORT int taos_stmt_is_insert(TAOS_STMT *stmt, int *insert); DLL_EXPORT int taos_stmt_is_insert(TAOS_STMT *stmt, int *insert);
DLL_EXPORT int taos_stmt_num_params(TAOS_STMT *stmt, int *nums); DLL_EXPORT int taos_stmt_num_params(TAOS_STMT *stmt, int *nums);
DLL_EXPORT int taos_stmt_get_param(TAOS_STMT *stmt, int idx, int *type, int *bytes); DLL_EXPORT int taos_stmt_get_param(TAOS_STMT *stmt, int idx, int *type, int *bytes);
DLL_EXPORT int taos_stmt_bind_param(TAOS_STMT *stmt, TAOS_MULTI_BIND *bind); DLL_EXPORT int taos_stmt_bind_param(TAOS_STMT *stmt, TAOS_MULTI_BIND *bind);
DLL_EXPORT int taos_stmt_bind_param_batch(TAOS_STMT *stmt, TAOS_MULTI_BIND *bind); DLL_EXPORT int taos_stmt_bind_param_batch(TAOS_STMT *stmt, TAOS_MULTI_BIND *bind);
DLL_EXPORT int taos_stmt_bind_single_param_batch(TAOS_STMT *stmt, TAOS_MULTI_BIND *bind, int colIdx); DLL_EXPORT int taos_stmt_bind_single_param_batch(TAOS_STMT *stmt, TAOS_MULTI_BIND *bind, int colIdx);
DLL_EXPORT int taos_stmt_add_batch(TAOS_STMT *stmt); DLL_EXPORT int taos_stmt_add_batch(TAOS_STMT *stmt);
DLL_EXPORT int taos_stmt_execute(TAOS_STMT *stmt); DLL_EXPORT int taos_stmt_execute(TAOS_STMT *stmt);
DLL_EXPORT TAOS_RES *taos_stmt_use_result(TAOS_STMT *stmt); DLL_EXPORT TAOS_RES *taos_stmt_use_result(TAOS_STMT *stmt);
DLL_EXPORT int taos_stmt_close(TAOS_STMT *stmt); DLL_EXPORT int taos_stmt_close(TAOS_STMT *stmt);
DLL_EXPORT char *taos_stmt_errstr(TAOS_STMT *stmt); DLL_EXPORT char *taos_stmt_errstr(TAOS_STMT *stmt);
DLL_EXPORT int taos_stmt_affected_rows(TAOS_STMT *stmt); DLL_EXPORT int taos_stmt_affected_rows(TAOS_STMT *stmt);
DLL_EXPORT int taos_stmt_affected_rows_once(TAOS_STMT *stmt); DLL_EXPORT int taos_stmt_affected_rows_once(TAOS_STMT *stmt);
DLL_EXPORT TAOS_RES *taos_query(TAOS *taos, const char *sql); DLL_EXPORT TAOS_RES *taos_query(TAOS *taos, const char *sql);
DLL_EXPORT TAOS_ROW taos_fetch_row(TAOS_RES *res); DLL_EXPORT TAOS_ROW taos_fetch_row(TAOS_RES *res);
DLL_EXPORT int taos_result_precision(TAOS_RES *res); // get the time precision of result DLL_EXPORT int taos_result_precision(TAOS_RES *res); // get the time precision of result
DLL_EXPORT void taos_free_result(TAOS_RES *res); DLL_EXPORT void taos_free_result(TAOS_RES *res);
DLL_EXPORT int taos_field_count(TAOS_RES *res); DLL_EXPORT int taos_field_count(TAOS_RES *res);
DLL_EXPORT int taos_num_fields(TAOS_RES *res); DLL_EXPORT int taos_num_fields(TAOS_RES *res);
DLL_EXPORT int taos_affected_rows(TAOS_RES *res); DLL_EXPORT int taos_affected_rows(TAOS_RES *res);
DLL_EXPORT TAOS_FIELD *taos_fetch_fields(TAOS_RES *res); DLL_EXPORT TAOS_FIELD *taos_fetch_fields(TAOS_RES *res);
DLL_EXPORT int taos_select_db(TAOS *taos, const char *db); DLL_EXPORT int taos_select_db(TAOS *taos, const char *db);
@ -183,8 +181,8 @@ DLL_EXPORT int *taos_get_column_data_offset(TAOS_RES *res, int columnInde
DLL_EXPORT int taos_validate_sql(TAOS *taos, const char *sql); DLL_EXPORT int taos_validate_sql(TAOS *taos, const char *sql);
DLL_EXPORT void taos_reset_current_db(TAOS *taos); DLL_EXPORT void taos_reset_current_db(TAOS *taos);
DLL_EXPORT int *taos_fetch_lengths(TAOS_RES *res); DLL_EXPORT int *taos_fetch_lengths(TAOS_RES *res);
DLL_EXPORT TAOS_ROW *taos_result_block(TAOS_RES *res); DLL_EXPORT TAOS_ROW *taos_result_block(TAOS_RES *res);
DLL_EXPORT const char *taos_get_server_info(TAOS *taos); DLL_EXPORT const char *taos_get_server_info(TAOS *taos);
DLL_EXPORT const char *taos_get_client_info(); DLL_EXPORT const char *taos_get_client_info();
@ -192,9 +190,10 @@ DLL_EXPORT const char *taos_get_client_info();
DLL_EXPORT const char *taos_errstr(TAOS_RES *tres); DLL_EXPORT const char *taos_errstr(TAOS_RES *tres);
DLL_EXPORT int taos_errno(TAOS_RES *tres); DLL_EXPORT int taos_errno(TAOS_RES *tres);
DLL_EXPORT void taos_query_a(TAOS *taos, const char *sql, __taos_async_fn_t fp, void *param); DLL_EXPORT void taos_query_a(TAOS *taos, const char *sql, __taos_async_fn_t fp, void *param);
DLL_EXPORT void taos_fetch_rows_a(TAOS_RES *res, __taos_async_fn_t fp, void *param); DLL_EXPORT void taos_fetch_rows_a(TAOS_RES *res, __taos_async_fn_t fp, void *param);
DLL_EXPORT void taos_fetch_raw_block_a(TAOS_RES* res, __taos_async_fn_t fp, void* param); DLL_EXPORT void taos_fetch_raw_block_a(TAOS_RES* res, __taos_async_fn_t fp, void* param);
DLL_EXPORT const void *taos_get_raw_block(TAOS_RES* res);
// Shuduo: temporary enable for app build // Shuduo: temporary enable for app build
#if 1 #if 1

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@ -822,10 +822,18 @@ void taos_fetch_rows_a(TAOS_RES *res, __taos_async_fn_t fp, void *param) {
void taos_fetch_raw_block_a(TAOS_RES* res, __taos_async_fn_t fp, void* param) { void taos_fetch_raw_block_a(TAOS_RES* res, __taos_async_fn_t fp, void* param) {
ASSERT(res != NULL && fp != NULL); ASSERT(res != NULL && fp != NULL);
SRequestObj *pRequest = res; SRequestObj *pRequest = res;
pRequest->body.resInfo.convertUcs4 = false; pRequest->body.resInfo.convertUcs4 = false;
taos_fetch_rows_a(res, fp, param); taos_fetch_rows_a(res, fp, param);
} }
const void* taos_get_raw_block(TAOS_RES* res) {
ASSERT(res != NULL);
SRequestObj* pRequest = res;
return pRequest->body.resInfo.pData;
}
TAOS_SUB *taos_subscribe(TAOS *taos, int restart, const char *topic, const char *sql, TAOS_SUBSCRIBE_CALLBACK fp, TAOS_SUB *taos_subscribe(TAOS *taos, int restart, const char *topic, const char *sql, TAOS_SUBSCRIBE_CALLBACK fp,
void *param, int interval) { void *param, int interval) {
// TODO // TODO