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Merge pull request #29824 from taosdata/enh/3.0/TD-32645 

enh(stmt)[td-32645] add api taos_stmt2_bind_param_a
This commit is contained in:
Shengliang Guan 2025-02-19 16:49:24 +08:00 committed by GitHub
parent 60245b4e46 aef5611d1b
commit ba210659d1
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GPG Key ID: B5690EEEBB952194
7 changed files with 384 additions and 50 deletions
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12
include/client/taos.h
View File

@ -247,11 +247,13 @@ typedef struct TAOS_STMT2_BINDV {
DLL_EXPORT TAOS_STMT2 *taos_stmt2_init(TAOS *taos, TAOS_STMT2_OPTION *option);
DLL_EXPORT int taos_stmt2_prepare(TAOS_STMT2 *stmt, const char *sql, unsigned long length);
DLL_EXPORT int taos_stmt2_bind_param(TAOS_STMT2 *stmt, TAOS_STMT2_BINDV *bindv, int32_t col_idx);
DLL_EXPORT int taos_stmt2_exec(TAOS_STMT2 *stmt, int *affected_rows);
DLL_EXPORT int taos_stmt2_close(TAOS_STMT2 *stmt);
DLL_EXPORT int taos_stmt2_is_insert(TAOS_STMT2 *stmt, int *insert);
DLL_EXPORT int taos_stmt2_get_fields(TAOS_STMT2 *stmt, int *count, TAOS_FIELD_ALL **fields);
DLL_EXPORT void taos_stmt2_free_fields(TAOS_STMT2 *stmt, TAOS_FIELD_ALL *fields);
DLL_EXPORT int taos_stmt2_bind_param_a(TAOS_STMT2 *stmt, TAOS_STMT2_BINDV *bindv, int32_t col_idx, __taos_async_fn_t fp,
void *param);
DLL_EXPORT int taos_stmt2_exec(TAOS_STMT2 *stmt, int *affected_rows);
DLL_EXPORT int taos_stmt2_close(TAOS_STMT2 *stmt);
DLL_EXPORT int taos_stmt2_is_insert(TAOS_STMT2 *stmt, int *insert);
DLL_EXPORT int taos_stmt2_get_fields(TAOS_STMT2 *stmt, int *count, TAOS_FIELD_ALL **fields);
DLL_EXPORT void taos_stmt2_free_fields(TAOS_STMT2 *stmt, TAOS_FIELD_ALL *fields);
DLL_EXPORT TAOS_RES *taos_stmt2_result(TAOS_STMT2 *stmt);
DLL_EXPORT char *taos_stmt2_error(TAOS_STMT2 *stmt);

1
include/libs/qcom/query.h
View File

@ -300,6 +300,7 @@ int32_t cleanupTaskQueue();
int32_t taosAsyncExec(__async_exec_fn_t execFn, void* execParam, int32_t* code);
int32_t taosAsyncWait();
int32_t taosAsyncRecover();
int32_t taosStmt2AsyncBind(__async_exec_fn_t execFn, void* execParam);
void destroySendMsgInfo(SMsgSendInfo* pMsgBody);

28
source/client/inc/clientStmt2.h
View File

@ -133,6 +133,19 @@ SStmtQNode* tail;
uint64_t qRemainNum;
} SStmtQueue;
*/
typedef struct {
TAOS_STMT2 *stmt;
TAOS_STMT2_BINDV *bindv;
int32_t col_idx;
__taos_async_fn_t fp;
void *param;
} ThreadArgs;
typedef struct AsyncBindParam {
TdThreadMutex mutex;
TdThreadCond waitCond;
uint8_t asyncBindNum;
} AsyncBindParam;
typedef struct {
STscObj *taos;
@ -150,12 +163,13 @@ typedef struct {
SStmtExecInfo exec;
SStmtBindInfo bInfo;
char *db;
int64_t reqid;
int32_t errCode;
tsem_t asyncQuerySem;
bool semWaited;
SStmtStatInfo stat;
char *db;
int64_t reqid;
int32_t errCode;
tsem_t asyncExecSem;
bool execSemWaited;
AsyncBindParam asyncBindParam;
SStmtStatInfo stat;
} STscStmt2;
/*
extern char *gStmtStatusStr[];
@ -226,6 +240,8 @@ int stmtGetParamNum2(TAOS_STMT2 *stmt, int *nums);
int stmtIsInsert2(TAOS_STMT2 *stmt, int *insert);
TAOS_RES *stmtUseResult2(TAOS_STMT2 *stmt);
const char *stmtErrstr2(TAOS_STMT2 *stmt);
int stmt2AsyncBind(TAOS_STMT2 *stmt, TAOS_STMT2_BINDV *bindv, int32_t col_idx, __taos_async_fn_t fp, void *param);
int stmtAsyncBindThreadFunc(void *args);
#ifdef __cplusplus
}

42
source/client/src/clientMain.c
View File

@ -2168,11 +2168,16 @@ int taos_stmt2_bind_param(TAOS_STMT2 *stmt, TAOS_STMT2_BINDV *bindv, int32_t col
}
STscStmt2 *pStmt = (STscStmt2 *)stmt;
if (pStmt->options.asyncExecFn && !pStmt->semWaited) {
if (tsem_wait(&pStmt->asyncQuerySem) != 0) {
tscError("wait async query sem failed");
if( atomic_load_8((int8_t*)&pStmt->asyncBindParam.asyncBindNum)>1) {
tscError("async bind param is still working, please try again later");
return TSDB_CODE_TSC_STMT_API_ERROR;
}
if (pStmt->options.asyncExecFn && !pStmt->execSemWaited) {
if (tsem_wait(&pStmt->asyncExecSem) != 0) {
tscError("wait asyncExecSem failed");
}
pStmt->semWaited = true;
pStmt->execSemWaited = true;
}
SSHashObj *hashTbnames = tSimpleHashInit(100, taosGetDefaultHashFunction(TSDB_DATA_TYPE_VARCHAR));
@ -2245,6 +2250,35 @@ out:
return code;
}
int taos_stmt2_bind_param_a(TAOS_STMT2 *stmt, TAOS_STMT2_BINDV *bindv, int32_t col_idx, __taos_async_fn_t fp,
void *param) {
if (stmt == NULL || bindv == NULL || fp == NULL) {
terrno = TSDB_CODE_INVALID_PARA;
return terrno;
}
STscStmt2 *pStmt = (STscStmt2 *)stmt;
if (atomic_load_8((int8_t *)&pStmt->asyncBindParam.asyncBindNum) > 0) {
tscError("async bind param is still working, please try again later");
return TSDB_CODE_TSC_STMT_API_ERROR;
}
ThreadArgs *args = (ThreadArgs *)taosMemoryMalloc(sizeof(ThreadArgs));
args->stmt = stmt;
args->bindv = bindv;
args->col_idx = col_idx;
args->fp = fp;
args->param = param;
(void)atomic_add_fetch_8(&pStmt->asyncBindParam.asyncBindNum, 1);
int code_s = taosStmt2AsyncBind(stmtAsyncBindThreadFunc, (void *)args);
if (code_s != TSDB_CODE_SUCCESS) {
(void)atomic_sub_fetch_8(&pStmt->asyncBindParam.asyncBindNum, 1);
// terrno = TAOS_SYSTEM_ERROR(errno);
}
return code_s;
}
int taos_stmt2_exec(TAOS_STMT2 *stmt, int *affected_rows) {
if (stmt == NULL) {
tscError("NULL parameter for %s", __FUNCTION__);

76
source/client/src/clientStmt2.c
View File

@ -752,6 +752,14 @@ static int32_t stmtInitQueue(STscStmt2* pStmt) {
return TSDB_CODE_SUCCESS;
}
static int32_t stmtIniAsyncBind(STscStmt2* pStmt) {
(void)taosThreadCondInit(&pStmt->asyncBindParam.waitCond, NULL);
(void)taosThreadMutexInit(&pStmt->asyncBindParam.mutex, NULL);
pStmt->asyncBindParam.asyncBindNum = 0;
return TSDB_CODE_SUCCESS;
}
static int32_t stmtInitTableBuf(STableBufInfo* pTblBuf) {
pTblBuf->buffUnit = sizeof(SStmtQNode);
pTblBuf->buffSize = pTblBuf->buffUnit * 1000;
@ -812,13 +820,13 @@ TAOS_STMT2* stmtInit2(STscObj* taos, TAOS_STMT2_OPTION* pOptions) {
pStmt->sql.siInfo.mgmtEpSet = getEpSet_s(&pStmt->taos->pAppInfo->mgmtEp);
pStmt->sql.siInfo.pTableHash = tSimpleHashInit(100, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY));
if (NULL == pStmt->sql.siInfo.pTableHash) {
(void)stmtClose(pStmt);
(void)stmtClose2(pStmt);
return NULL;
}
pStmt->sql.siInfo.pTableCols = taosArrayInit(STMT_TABLE_COLS_NUM, POINTER_BYTES);
if (NULL == pStmt->sql.siInfo.pTableCols) {
terrno = terrno;
(void)stmtClose(pStmt);
(void)stmtClose2(pStmt);
return NULL;
}
@ -831,20 +839,27 @@ TAOS_STMT2* stmtInit2(STscObj* taos, TAOS_STMT2_OPTION* pOptions) {
}
if (TSDB_CODE_SUCCESS != code) {
terrno = code;
(void)stmtClose(pStmt);
(void)stmtClose2(pStmt);
return NULL;
}
}
pStmt->sql.siInfo.tableColsReady = true;
if (pStmt->options.asyncExecFn) {
if (tsem_init(&pStmt->asyncQuerySem, 0, 1) != 0) {
if (tsem_init(&pStmt->asyncExecSem, 0, 1) != 0) {
terrno = TAOS_SYSTEM_ERROR(errno);
(void)stmtClose(pStmt);
(void)stmtClose2(pStmt);
return NULL;
}
}
pStmt->semWaited = false;
code = stmtIniAsyncBind(pStmt);
if (TSDB_CODE_SUCCESS != code) {
terrno = code;
(void)stmtClose2(pStmt);
return NULL;
}
pStmt->execSemWaited = false;
STMT_LOG_SEQ(STMT_INIT);
@ -1659,8 +1674,8 @@ static void asyncQueryCb(void* userdata, TAOS_RES* res, int code) {
(void)stmtCleanExecInfo(pStmt, (code ? false : true), false);
++pStmt->sql.runTimes;
if (tsem_post(&pStmt->asyncQuerySem) != 0) {
tscError("failed to post asyncQuerySem");
if (tsem_post(&pStmt->asyncExecSem) != 0) {
tscError("failed to post asyncExecSem");
}
}
@ -1675,6 +1690,12 @@ int stmtExec2(TAOS_STMT2* stmt, int* affected_rows) {
return pStmt->errCode;
}
taosThreadMutexLock(&pStmt->asyncBindParam.mutex);
if (atomic_load_8((int8_t*)&pStmt->asyncBindParam.asyncBindNum) > 0) {
(void)taosThreadCondWait(&pStmt->asyncBindParam.waitCond, &pStmt->asyncBindParam.mutex);
}
taosThreadMutexUnlock(&pStmt->asyncBindParam.mutex);
if (pStmt->sql.stbInterlaceMode) {
STMT_ERR_RET(stmtAddBatch2(pStmt));
}
@ -1749,7 +1770,7 @@ int stmtExec2(TAOS_STMT2* stmt, int* affected_rows) {
pRequest->body.queryFp = asyncQueryCb;
((SSyncQueryParam*)(pRequest)->body.interParam)->userParam = pStmt;
pStmt->semWaited = false;
pStmt->execSemWaited = false;
launchAsyncQuery(pRequest, pStmt->sql.pQuery, NULL, pWrapper);
}
@ -1775,12 +1796,20 @@ int stmtClose2(TAOS_STMT2* stmt) {
pStmt->bindThreadInUse = false;
}
taosThreadMutexLock(&pStmt->asyncBindParam.mutex);
if (atomic_load_8((int8_t*)&pStmt->asyncBindParam.asyncBindNum) > 0) {
(void)taosThreadCondWait(&pStmt->asyncBindParam.waitCond, &pStmt->asyncBindParam.mutex);
}
taosThreadMutexUnlock(&pStmt->asyncBindParam.mutex);
(void)taosThreadCondDestroy(&pStmt->queue.waitCond);
(void)taosThreadMutexDestroy(&pStmt->queue.mutex);
if (pStmt->options.asyncExecFn && !pStmt->semWaited) {
if (tsem_wait(&pStmt->asyncQuerySem) != 0) {
tscError("failed to wait asyncQuerySem");
(void)taosThreadCondDestroy(&pStmt->asyncBindParam.waitCond);
(void)taosThreadMutexDestroy(&pStmt->asyncBindParam.mutex);
if (pStmt->options.asyncExecFn && !pStmt->execSemWaited) {
if (tsem_wait(&pStmt->asyncExecSem) != 0) {
tscError("failed to wait asyncExecSem");
}
}
@ -1798,8 +1827,8 @@ int stmtClose2(TAOS_STMT2* stmt) {
STMT_ERR_RET(stmtCleanSQLInfo(pStmt));
if (pStmt->options.asyncExecFn) {
if (tsem_destroy(&pStmt->asyncQuerySem) != 0) {
tscError("failed to destroy asyncQuerySem");
if (tsem_destroy(&pStmt->asyncExecSem) != 0) {
tscError("failed to destroy asyncExecSem");
}
}
taosMemoryFree(stmt);
@ -1928,3 +1957,22 @@ TAOS_RES* stmtUseResult2(TAOS_STMT2* stmt) {
return pStmt->exec.pRequest;
}
int32_t stmtAsyncBindThreadFunc(void* args) {
qInfo("async stmt bind thread started");
ThreadArgs* targs = (ThreadArgs*)args;
STscStmt2* pStmt = (STscStmt2*)targs->stmt;
int code = taos_stmt2_bind_param(targs->stmt, targs->bindv, targs->col_idx);
targs->fp(targs->param, NULL, code);
(void)taosThreadMutexLock(&(pStmt->asyncBindParam.mutex));
(void)atomic_sub_fetch_8(&pStmt->asyncBindParam.asyncBindNum, 1);
(void)taosThreadCondSignal(&(pStmt->asyncBindParam.waitCond));
(void)taosThreadMutexUnlock(&(pStmt->asyncBindParam.mutex));
taosMemoryFree(args);
qInfo("async stmt bind thread stopped");
return code;
}

263
source/client/test/stmt2Test.cpp
View File

@ -37,7 +37,7 @@ namespace {
void checkError(TAOS_STMT2* stmt, int code) {
if (code != TSDB_CODE_SUCCESS) {
STscStmt2* pStmt = (STscStmt2*)stmt;
if (pStmt == nullptr || pStmt->sql.sqlStr == nullptr) {
if (pStmt == nullptr || pStmt->sql.sqlStr == nullptr || pStmt->exec.pRequest == nullptr) {
printf("stmt api error\n stats : %d\n errstr : %s\n", pStmt->sql.status, taos_stmt_errstr(stmt));
} else {
printf("stmt api error\n sql : %s\n stats : %d\n errstr : %s\n", pStmt->sql.sqlStr, pStmt->sql.status,
@ -255,48 +255,41 @@ TEST(stmt2Case, stmt2_test_limit) {
do_query(taos, "create database IF NOT EXISTS stmt2_testdb_7");
do_query(taos, "create stable stmt2_testdb_7.stb (ts timestamp, b binary(10)) tags(t1 int, t2 binary(10))");
do_query(taos,
"insert into stmt2_testdb_7.tb2 using stmt2_testdb_7.stb tags(2,'xyz') values(1591060628000, "
"'abc'),(1591060628001,'def'),(1591060628004, 'hij')");
"insert into stmt2_testdb_7.tb2 using stmt2_testdb_7.stb tags(2,'xyz') values(1591060628000, "
"'abc'),(1591060628001,'def'),(1591060628004, 'hij')");
do_query(taos, "use stmt2_testdb_7");
TAOS_STMT2_OPTION option = {0, true, true, NULL, NULL};
TAOS_STMT2* stmt = taos_stmt2_init(taos, &option);
ASSERT_NE(stmt, nullptr);
const char* sql = "select * from stmt2_testdb_7.tb2 where ts > ? and ts < ? limit ?";
int code = taos_stmt2_prepare(stmt, sql, 0);
int code = taos_stmt2_prepare(stmt, sql, 0);
checkError(stmt, code);
int t64_len[1] = {sizeof(int64_t)};
int b_len[1] = {3};
int x = 2;
int x_len = sizeof(int);
int64_t ts[2] = {1591060627000, 1591060628005};
TAOS_STMT2_BIND params[3] = {{TSDB_DATA_TYPE_TIMESTAMP, &ts[0], t64_len, NULL, 1},
{TSDB_DATA_TYPE_TIMESTAMP, &ts[1], t64_len, NULL, 1},
{TSDB_DATA_TYPE_INT, &x, &x_len, NULL, 1}};
int t64_len[1] = {sizeof(int64_t)};
int b_len[1] = {3};
int x = 2;
int x_len = sizeof(int);
int64_t ts[2] = {1591060627000, 1591060628005};
TAOS_STMT2_BIND params[3] = {{TSDB_DATA_TYPE_TIMESTAMP, &ts[0], t64_len, NULL, 1},
{TSDB_DATA_TYPE_TIMESTAMP, &ts[1], t64_len, NULL, 1},
{TSDB_DATA_TYPE_INT, &x, &x_len, NULL, 1}};
TAOS_STMT2_BIND* paramv = &params[0];
TAOS_STMT2_BINDV bindv = {1, NULL, NULL, &paramv};
code = taos_stmt2_bind_param(stmt, &bindv, -1);
checkError(stmt, code);
taos_stmt2_exec(stmt, NULL);
checkError(stmt, code);
TAOS_RES* pRes = taos_stmt2_result(stmt);
ASSERT_NE(pRes, nullptr);
int getRecordCounts = 0;
while ((taos_fetch_row(pRes))) {
getRecordCounts++;
getRecordCounts++;
}
ASSERT_EQ(getRecordCounts, 2);
taos_stmt2_close(stmt);
@ -304,7 +297,6 @@ TEST(stmt2Case, stmt2_test_limit) {
taos_close(taos);
}
TEST(stmt2Case, insert_stb_get_fields_Test) {
TAOS* taos = taos_connect("localhost", "root", "taosdata", NULL, 0);
ASSERT_NE(taos, nullptr);
@ -1617,4 +1609,233 @@ TEST(stmt2Case, errcode) {
code = taos_stmt_prepare(stmt, sql, 0);
checkError(stmt, code);
}
void stmtAsyncBindCb(void* param, TAOS_RES* pRes, int code) {
bool* finish = (bool*)param;
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
taosMsleep(500);
*finish = true;
return;
}
void stmtAsyncQueryCb2(void* param, TAOS_RES* pRes, int code) {
ASSERT_EQ(code, TSDB_CODE_SUCCESS);
taosMsleep(500);
return;
}
void stmtAsyncBindCb2(void* param, TAOS_RES* pRes, int code) {
bool* finish = (bool*)param;
taosMsleep(500);
*finish = true;
return;
}
TEST(stmt2Case, async_order) {
int CTB_NUMS = 2;
int ROW_NUMS = 2;
int CYC_NUMS = 2;
TAOS* taos = taos_connect("localhost", "root", "taosdata", NULL, 0);
TAOS_STMT2_OPTION option = {0, true, true, stmtAsyncQueryCb2, NULL};
char* sql = "insert into ? values(?,?)";
do_query(taos, "drop database if exists stmt2_testdb_15");
do_query(taos, "create database IF NOT EXISTS stmt2_testdb_15");
do_query(taos, "create stable stmt2_testdb_15.stb (ts timestamp, b binary(10)) tags(t1 int, t2 binary(10))");
do_query(taos, "use stmt2_testdb_15");
TAOS_STMT2* stmt = taos_stmt2_init(taos, &option);
ASSERT_NE(stmt, nullptr);
int code = taos_stmt2_prepare(stmt, sql, 0);
checkError(stmt, code);
int total_affected = 0;
// tbname
char** tbs = (char**)taosMemoryMalloc(CTB_NUMS * sizeof(char*));
for (int i = 0; i < CTB_NUMS; i++) {
tbs[i] = (char*)taosMemoryMalloc(sizeof(char) * 20);
sprintf(tbs[i], "ctb_%d", i);
char* tmp = (char*)taosMemoryMalloc(sizeof(char) * 100);
sprintf(tmp, "create table stmt2_testdb_15.%s using stmt2_testdb_15.stb tags(0, 'after')", tbs[i]);
do_query(taos, tmp);
}
// params
TAOS_STMT2_BIND** paramv = (TAOS_STMT2_BIND**)taosMemoryMalloc(CTB_NUMS * sizeof(TAOS_STMT2_BIND*));
// col params
int64_t** ts = (int64_t**)taosMemoryMalloc(CTB_NUMS * sizeof(int64_t*));
char** b = (char**)taosMemoryMalloc(CTB_NUMS * sizeof(char*));
int* ts_len = (int*)taosMemoryMalloc(ROW_NUMS * sizeof(int));
int* b_len = (int*)taosMemoryMalloc(ROW_NUMS * sizeof(int));
for (int i = 0; i < ROW_NUMS; i++) {
ts_len[i] = sizeof(int64_t);
b_len[i] = 1;
}
for (int i = 0; i < CTB_NUMS; i++) {
ts[i] = (int64_t*)taosMemoryMalloc(ROW_NUMS * sizeof(int64_t));
b[i] = (char*)taosMemoryMalloc(ROW_NUMS * sizeof(char));
for (int j = 0; j < ROW_NUMS; j++) {
ts[i][j] = 1591060628000 + 100000 + j;
b[i][j] = 'a' + j;
}
}
// bind params
for (int i = 0; i < CTB_NUMS; i++) {
// create col params
paramv[i] = (TAOS_STMT2_BIND*)taosMemoryMalloc(2 * sizeof(TAOS_STMT2_BIND));
paramv[i][0] = {TSDB_DATA_TYPE_TIMESTAMP, &ts[i][0], &ts_len[0], NULL, ROW_NUMS};
paramv[i][1] = {TSDB_DATA_TYPE_BINARY, &b[i][0], &b_len[0], NULL, ROW_NUMS};
}
// case 1 : bind_a->exec_a->bind_a->exec_a->...
{
printf("case 1 : bind_a->exec_a->bind_a->exec_a->...\n");
for (int r = 0; r < CYC_NUMS; r++) {
// bind
TAOS_STMT2_BINDV bindv = {CTB_NUMS, tbs, NULL, paramv};
bool finish = false;
code = taos_stmt2_bind_param_a(stmt, &bindv, -1, stmtAsyncBindCb, (void*)&finish);
checkError(stmt, code);
// exec
code = taos_stmt2_exec(stmt, NULL);
checkError(stmt, code);
}
}
// case 2 : bind_a->bind_a->bind_a->exec_a->...
{
printf("case 2 : bind_a->bind_a->bind_a->exec_a->...\n");
for (int r = 0; r < CYC_NUMS; r++) {
// bind params
TAOS_STMT2_BIND** paramv = (TAOS_STMT2_BIND**)taosMemoryMalloc(CTB_NUMS * sizeof(TAOS_STMT2_BIND*));
for (int i = 0; i < CTB_NUMS; i++) {
// create col params
paramv[i] = (TAOS_STMT2_BIND*)taosMemoryMalloc(2 * sizeof(TAOS_STMT2_BIND));
paramv[i][0] = {TSDB_DATA_TYPE_TIMESTAMP, &ts[i][0], &ts_len[0], NULL, ROW_NUMS};
paramv[i][1] = {TSDB_DATA_TYPE_BINARY, &b[i][0], &b_len[0], NULL, ROW_NUMS};
}
// bind
TAOS_STMT2_BINDV bindv = {CTB_NUMS, tbs, NULL, paramv};
bool finish = false;
code = taos_stmt2_bind_param_a(stmt, &bindv, -1, stmtAsyncBindCb, (void*)&finish);
while (!finish) {
taosMsleep(100);
}
checkError(stmt, code);
}
// exec
code = taos_stmt2_exec(stmt, NULL);
checkError(stmt, code);
}
// case 3 : bind->exec_a->bind->exec_a->...
{
printf("case 3 : bind->exec_a->bind->exec_a->...\n");
for (int r = 0; r < CYC_NUMS; r++) {
// bind
TAOS_STMT2_BINDV bindv = {CTB_NUMS, tbs, NULL, paramv};
bool finish = false;
code = taos_stmt2_bind_param(stmt, &bindv, -1);
checkError(stmt, code);
// exec
code = taos_stmt2_exec(stmt, NULL);
checkError(stmt, code);
}
}
// case 4 : bind_a->close
{
printf("case 4 : bind_a->close\n");
// bind
TAOS_STMT2_BINDV bindv = {CTB_NUMS, tbs, NULL, paramv};
bool finish = false;
code = taos_stmt2_bind_param_a(stmt, &bindv, -1, stmtAsyncBindCb, (void*)&finish);
checkError(stmt, code);
taos_stmt2_close(stmt);
checkError(stmt, code);
}
// case 5 : bind_a->exec_a->close
{
printf("case 5 : bind_a->exec_a->close\n");
// init
TAOS_STMT2* stmt = taos_stmt2_init(taos, &option);
ASSERT_NE(stmt, nullptr);
int code = taos_stmt2_prepare(stmt, sql, 0);
checkError(stmt, code);
// bind
TAOS_STMT2_BINDV bindv = {CTB_NUMS, tbs, NULL, paramv};
bool finish = false;
code = taos_stmt2_bind_param_a(stmt, &bindv, -1, stmtAsyncBindCb, (void*)&finish);
checkError(stmt, code);
// exec
code = taos_stmt2_exec(stmt, NULL);
checkError(stmt, code);
// close
taos_stmt2_close(stmt);
checkError(stmt, code);
}
option = {0, false, false, NULL, NULL};
stmt = taos_stmt2_init(taos, &option);
ASSERT_NE(stmt, nullptr);
code = taos_stmt2_prepare(stmt, sql, 0);
checkError(stmt, code);
// case 6 : bind_a->exec->bind_a->exec->...
{
printf("case 6 : bind_a->exec->bind_a->exec->...\n");
// init
checkError(stmt, code);
for (int r = 0; r < CYC_NUMS; r++) {
// bind
TAOS_STMT2_BINDV bindv = {CTB_NUMS, tbs, NULL, paramv};
bool finish = false;
code = taos_stmt2_bind_param_a(stmt, &bindv, -1, stmtAsyncBindCb, (void*)&finish);
checkError(stmt, code);
// exec
code = taos_stmt2_exec(stmt, NULL);
checkError(stmt, code);
}
}
// case 7 (error:no wait error) : bind_a->bind_a
{
printf("case 7 (error:no wait error) : bind_a->bind_a\n");
// bind
TAOS_STMT2_BINDV bindv = {CTB_NUMS, tbs, NULL, paramv};
bool finish = false;
code = taos_stmt2_bind_param_a(stmt, &bindv, -1, stmtAsyncBindCb2, (void*)&finish);
checkError(stmt, code);
taosMsleep(200);
code = taos_stmt2_bind_param_a(stmt, &bindv, -1, stmtAsyncBindCb2, (void*)&finish);
ASSERT_EQ(code, TSDB_CODE_TSC_STMT_API_ERROR);
while (!finish) {
taosMsleep(100);
}
}
// close
taos_stmt2_close(stmt);
// free memory
for (int i = 0; i < CTB_NUMS; i++) {
taosMemoryFree(paramv[i]);
taosMemoryFree(ts[i]);
taosMemoryFree(b[i]);
}
taosMemoryFree(ts);
taosMemoryFree(b);
taosMemoryFree(ts_len);
taosMemoryFree(b_len);
taosMemoryFree(paramv);
for (int i = 0; i < CTB_NUMS; i++) {
taosMemoryFree(tbs[i]);
}
taosMemoryFree(tbs);
}
#pragma GCC diagnostic pop

12
source/libs/qcom/src/queryUtil.c
View File

@ -202,6 +202,18 @@ int32_t taosAsyncRecover() {
return taskQueue.wrokrerPool.pCb->afterRecoverFromBlocking(&taskQueue.wrokrerPool);
}
int32_t taosStmt2AsyncBind(__async_exec_fn_t bindFn, void* bindParam) {
SSchedMsg* pSchedMsg;
int32_t rc = taosAllocateQitem(sizeof(SSchedMsg), DEF_QITEM, 0, (void **)&pSchedMsg);
if (rc) return rc;
pSchedMsg->fp = NULL;
pSchedMsg->ahandle = bindFn;
pSchedMsg->thandle = bindParam;
// pSchedMsg->msg = code;
return taosWriteQitem(taskQueue.pTaskQueue, pSchedMsg);
}
void destroySendMsgInfo(SMsgSendInfo* pMsgBody) {
if (NULL == pMsgBody) {
return;