liukun4515 commented on code in PR #4400:
URL: https://github.com/apache/arrow-datafusion/pull/4400#discussion_r1035493777
##########
datafusion/sql/src/utils.rs:
##########
@@ -522,9 +522,12 @@ pub(crate) fn make_decimal_type(
};
// Arrow decimal is i128 meaning 38 maximum decimal digits
- if precision == 0 || precision > DECIMAL128_MAX_PRECISION || scale >
precision {
+ if precision == 0
+ || precision > DECIMAL128_MAX_PRECISION
+ || scale.unsigned_abs() > precision
+ {
Err(DataFusionError::Internal(format!(
- "Decimal(precision = {}, scale = {}) should satisty `0 < precision
<= 38`, and `scale <= precision`.",
+ "Decimal(precision = {}, scale = {}) should satisfy `-38 <
precision <= 38`, and `scale <= precision`.",
Review Comment:
the same issue.
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