提交 f3555e5f 编写于 作者: H Haojun Liao

[td-3141] <fix>: fix the crash of taosd caused by a percentile query on the...

[td-3141] <fix>: fix the crash of taosd caused by a percentile query on the unsigned numeric data type.
上级 d18770ff
......@@ -2733,15 +2733,19 @@ static void percentile_function(SQLFunctionCtx *pCtx) {
if (pInfo->stage == 0) {
if (pCtx->preAggVals.isSet) {
double tmin = 0.0, tmax = 0.0;
if (pCtx->inputType >= TSDB_DATA_TYPE_TINYINT && pCtx->inputType <= TSDB_DATA_TYPE_BIGINT) {
tmin = (double)GET_INT64_VAL(&pCtx->preAggVals.statis.min);
tmax = (double)GET_INT64_VAL(&pCtx->preAggVals.statis.max);
} else if (pCtx->inputType == TSDB_DATA_TYPE_DOUBLE || pCtx->inputType == TSDB_DATA_TYPE_FLOAT) {
tmin = GET_DOUBLE_VAL(&pCtx->preAggVals.statis.min);
tmax = GET_DOUBLE_VAL(&pCtx->preAggVals.statis.max);
if (IS_SIGNED_NUMERIC_TYPE(pCtx->inputType)) {
tmin = (double)GET_INT64_VAL(&pCtx->preAggVals.statis.min);
tmax = (double)GET_INT64_VAL(&pCtx->preAggVals.statis.max);
} else if (IS_FLOAT_TYPE(pCtx->inputType)) {
tmin = GET_DOUBLE_VAL(&pCtx->preAggVals.statis.min);
tmax = GET_DOUBLE_VAL(&pCtx->preAggVals.statis.max);
} else if (IS_UNSIGNED_NUMERIC_TYPE(pCtx->inputType)) {
tmin = (double)GET_UINT64_VAL(&pCtx->preAggVals.statis.min);
tmax = (double)GET_UINT64_VAL(&pCtx->preAggVals.statis.max);
} else {
assert(true);
}
if (GET_DOUBLE_VAL(&pInfo->minval) > tmin) {
SET_DOUBLE_VAL(&pInfo->minval, tmin);
}
......
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