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fix:raw data for json

This commit is contained in:
wangmm0220 2022-06-18 18:36:46 +08:00
parent d5afeae611
commit e6e44a6fe0
1 changed files with 58 additions and 3 deletions
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61
source/client/src/clientImpl.c
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@ -1333,6 +1333,60 @@ static int32_t doConvertUCS4(SReqResultInfo* pResultInfo, int32_t numOfRows, int
return TSDB_CODE_SUCCESS;
}
static int32_t estimateJsonLen(SReqResultInfo* pResultInfo, int32_t numOfCols, int32_t numOfRows){
char* p = (char*)pResultInfo->pData;
int32_t len = sizeof(int32_t) + sizeof(uint64_t) + numOfCols * (sizeof(int16_t) + sizeof(int32_t));
int32_t* colLength = (int32_t*)(p + len);
len += sizeof(int32_t) * numOfCols;
char* pStart = p + len;
for (int32_t i = 0; i < numOfCols; ++i) {
int32_t colLen = htonl(colLength[i]);
if (pResultInfo->fields[i].type == TSDB_DATA_TYPE_JSON) {
int32_t* offset = (int32_t*)pStart;
int32_t lenTmp = numOfRows * sizeof(int32_t);
len += lenTmp;
pStart += lenTmp;
for (int32_t j = 0; j < numOfRows; ++j) {
if (offset[j] == -1) {
continue;
}
char* data = offset[j] + pStart;
int32_t jsonInnerType = *data;
char* jsonInnerData = data + CHAR_BYTES;
if (jsonInnerType == TSDB_DATA_TYPE_NULL) {
len += (VARSTR_HEADER_SIZE + strlen(TSDB_DATA_NULL_STR_L));
} else if (jsonInnerType & TD_TAG_JSON) {
len += (VARSTR_HEADER_SIZE + ((const STag*)(data))->len);
} else if (jsonInnerType == TSDB_DATA_TYPE_NCHAR) { // value -> "value"
len += varDataTLen(jsonInnerData) + CHAR_BYTES * 2;
} else if (jsonInnerType == TSDB_DATA_TYPE_DOUBLE) {
len += (VARSTR_HEADER_SIZE + 32);
} else if (jsonInnerType == TSDB_DATA_TYPE_BOOL) {
len += (VARSTR_HEADER_SIZE + 5);
} else {
ASSERT(0);
}
}
} else if (IS_VAR_DATA_TYPE(pResultInfo->fields[i].type)) {
int32_t lenTmp = numOfRows * sizeof(int32_t);
len += (lenTmp + colLen);
pStart += lenTmp;
} else {
int32_t lenTmp = BitmapLen(pResultInfo->numOfRows);
len += (lenTmp + colLen);
pStart += lenTmp;
}
pStart += colLen;
}
return len;
}
static int32_t doConvertJson(SReqResultInfo* pResultInfo, int32_t numOfCols, int32_t numOfRows) {
bool needConvert = false;
for (int32_t i = 0; i < numOfCols; ++i) {
@ -1344,12 +1398,13 @@ static int32_t doConvertJson(SReqResultInfo* pResultInfo, int32_t numOfCols, int
if(!needConvert) return TSDB_CODE_SUCCESS;
char* p = (char*)pResultInfo->pData;
int32_t dataLen = *(int32_t*)p;
int32_t dataLen = estimateJsonLen(pResultInfo, numOfCols, numOfRows);
pResultInfo->convertJson = taosMemoryCalloc(1, dataLen);
if(pResultInfo->convertJson == NULL) return TSDB_CODE_OUT_OF_MEMORY;
char* p1 = pResultInfo->convertJson;
int32_t len = sizeof(int32_t) + sizeof(uint64_t) + numOfCols *(sizeof(int16_t) + sizeof(int32_t));
int32_t len = sizeof(int32_t) + sizeof(uint64_t) + numOfCols * (sizeof(int16_t) + sizeof(int32_t));
memcpy(p1, p, len);
p += len;
@ -1390,7 +1445,7 @@ static int32_t doConvertJson(SReqResultInfo* pResultInfo, int32_t numOfCols, int
if (jsonInnerType == TSDB_DATA_TYPE_NULL) {
sprintf(varDataVal(dst), "%s", TSDB_DATA_NULL_STR_L);
varDataSetLen(dst, strlen(varDataVal(dst)));
} else if (jsonInnerType == TD_TAG_JSON) {
} else if (jsonInnerType & TD_TAG_JSON) {
char* jsonString = parseTagDatatoJson(data);
STR_TO_VARSTR(dst, jsonString);
taosMemoryFree(jsonString);