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fix(query): fix cast function error msg 

TD-16016
This commit is contained in:
Ganlin Zhao 2022-05-26 17:30:00 +08:00
parent ed6eae4d58
commit f08365e2b0
1 changed files with 6 additions and 1 deletions
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7
source/libs/function/src/builtins.c
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@ -808,9 +808,14 @@ static int32_t translateCast(SFunctionNode* pFunc, char* pErrBuf, int32_t len) {
(para2Type == TSDB_DATA_TYPE_BINARY && para1Type == TSDB_DATA_TYPE_NCHAR)) { (para2Type == TSDB_DATA_TYPE_BINARY && para1Type == TSDB_DATA_TYPE_NCHAR)) {
return invaildFuncParaTypeErrMsg(pErrBuf, len, pFunc->functionName); return invaildFuncParaTypeErrMsg(pErrBuf, len, pFunc->functionName);
} }
int32_t para2Bytes = pFunc->node.resType.bytes; int32_t para2Bytes = pFunc->node.resType.bytes;
if (IS_VAR_DATA_TYPE(para2Type)) {
para2Bytes -= VARSTR_HEADER_SIZE;
}
if (para2Bytes <= 0 || para2Bytes > 1000) { // cast dst var type length limits to 1000 if (para2Bytes <= 0 || para2Bytes > 1000) { // cast dst var type length limits to 1000
return invaildFuncParaValueErrMsg(pErrBuf, len, pFunc->functionName); return buildFuncErrMsg(pErrBuf, len, TSDB_CODE_FUNC_FUNTION_ERROR,
"CAST function converted length should be in range [0, 1000]");
} }
return TSDB_CODE_SUCCESS; return TSDB_CODE_SUCCESS;
} }