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enh: tag value for nchar

This commit is contained in:
kailixu 2024-04-10 10:23:48 +08:00
parent cddfae1cc7
commit 041b84c131
1 changed files with 4 additions and 2 deletions
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6
source/libs/parser/src/parInsertSql.c
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@ -664,11 +664,13 @@ static int32_t parseTagToken(const char** end, SToken* pToken, SSchema* pSchema,
case TSDB_DATA_TYPE_NCHAR: { case TSDB_DATA_TYPE_NCHAR: {
int32_t output = 0; int32_t output = 0;
void* p = taosMemoryCalloc(1, pSchema->bytes - VARSTR_HEADER_SIZE); int64_t realLen = pToken->n << 2;
if (realLen > pSchema->bytes - VARSTR_HEADER_SIZE) realLen = pSchema->bytes - VARSTR_HEADER_SIZE;
void* p = taosMemoryMalloc(realLen);
if (p == NULL) { if (p == NULL) {
return TSDB_CODE_OUT_OF_MEMORY; return TSDB_CODE_OUT_OF_MEMORY;
} }
if (!taosMbsToUcs4(pToken->z, pToken->n, (TdUcs4*)(p), pSchema->bytes - VARSTR_HEADER_SIZE, &output)) { if (!taosMbsToUcs4(pToken->z, pToken->n, (TdUcs4*)(p), realLen, &output)) {
if (errno == E2BIG) { if (errno == E2BIG) {
taosMemoryFree(p); taosMemoryFree(p);
return generateSyntaxErrMsg(pMsgBuf, TSDB_CODE_PAR_VALUE_TOO_LONG, pSchema->name); return generateSyntaxErrMsg(pMsgBuf, TSDB_CODE_PAR_VALUE_TOO_LONG, pSchema->name);