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[td-3951]<fix>: check the input value of big int which is overflowed.

This commit is contained in:
Haojun Liao 2021-04-26 17:45:54 +08:00
parent e7668acb07
commit 1779c952fd
1 changed files with 7 additions and 0 deletions
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7
src/common/src/tvariant.c
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@ -48,6 +48,13 @@ void tVariantCreate(tVariant *pVar, SStrToken *token) {
case TSDB_DATA_TYPE_INT:{
ret = tStrToInteger(token->z, token->type, token->n, &pVar->i64, true);
if (ret != 0) {
SStrToken t = {0};
tSQLGetToken(token->z, &t.type);
if (t.type == TK_MINUS) { // it is a signed number which is greater than INT64_MAX or less than INT64_MIN
pVar->nType = -1; // -1 means error type
return;
}
// data overflow, try unsigned parse the input number
ret = tStrToInteger(token->z, token->type, token->n, &pVar->i64, false);
if (ret != 0) {