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enh: insert nchar by sql

This commit is contained in:
kailixu 2024-04-09 19:33:32 +08:00
parent e4a450fa69
commit 706ac9a9e6
1 changed files with 4 additions and 4 deletions
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8
source/libs/parser/src/parInsertSql.c
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@ -1572,13 +1572,13 @@ static int32_t parseValueTokenImpl(SInsertParseContext* pCxt, const char** pSql,
case TSDB_DATA_TYPE_NCHAR: {
// if the converted output len is over than pColumnModel->bytes, return error: 'Argument list too long'
int32_t len = 0;
int64_t maxLen = pToken->n << 2;
if (maxLen > pSchema->bytes - VARSTR_HEADER_SIZE) maxLen = pSchema->bytes - VARSTR_HEADER_SIZE;
char* pUcs4 = taosMemoryMalloc(maxLen);
int64_t realLen = pToken->n << 2;
if (realLen > pSchema->bytes - VARSTR_HEADER_SIZE) realLen = pSchema->bytes - VARSTR_HEADER_SIZE;
char* pUcs4 = taosMemoryMalloc(realLen);
if (NULL == pUcs4) {
return TSDB_CODE_OUT_OF_MEMORY;
}
if (!taosMbsToUcs4(pToken->z, pToken->n, (TdUcs4*)pUcs4, maxLen, &len)) {
if (!taosMbsToUcs4(pToken->z, pToken->n, (TdUcs4*)pUcs4, realLen, &len)) {
taosMemoryFree(pUcs4);
if (errno == E2BIG) {
return generateSyntaxErrMsg(&pCxt->msg, TSDB_CODE_PAR_VALUE_TOO_LONG, pSchema->name);