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[td-1442]

This commit is contained in:
Haojun Liao 2020-09-17 10:06:12 +08:00
parent 010c30afbf
commit a96f993692
1 changed files with 6 additions and 0 deletions
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6
src/client/src/tscSQLParser.c
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@ -6242,6 +6242,12 @@ int32_t doCheckForQuery(SSqlObj* pSql, SQuerySQL* pQuerySql, int32_t index) {
}
if (pQueryInfo->intervalTime > 0 && pQueryInfo->intervalTimeUnit != 'n' && pQueryInfo->intervalTimeUnit != 'y') {
// to avoid data overflow
bool initialWindows = TSWINDOW_IS_EQUAL(pQueryInfo->window, TSWINDOW_INITIALIZER);
if (initialWindows) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg6);
}
int64_t timeRange = ABS(pQueryInfo->window.skey - pQueryInfo->window.ekey);
// number of result is not greater than 10,000,000
if ((timeRange == 0) || (timeRange / pQueryInfo->intervalTime) > MAX_INTERVAL_TIME_WINDOW) {