jonahgao commented on code in PR #7627:
URL: https://github.com/apache/arrow-datafusion/pull/7627#discussion_r1335048520
##########
datafusion/sql/src/expr/value.rs:
##########
@@ -66,23 +67,19 @@ impl<'a, S: ContextProvider> SqlToRel<'a, S> {
let p = str.len() - 1;
let s = str.len() - i - 1;
let str = str.replace('.', "");
- let n = str.parse::<i128>().map_err(|_| {
- DataFusionError::from(ParserError(format!(
- "Cannot parse {str} as i128 when building decimal"
- )))
- })?;
+ let n = parse_decimal_128_without_scale(&str)?;
Ok(Expr::Literal(ScalarValue::Decimal128(
Some(n),
p as u8,
s as i8,
)))
} else {
- let number = n.parse::<i128>().map_err(|_| {
- DataFusionError::from(ParserError(format!(
- "Cannot parse {n} as i128 when building decimal"
- )))
- })?;
- Ok(Expr::Literal(ScalarValue::Decimal128(Some(number), 38, 0)))
+ let number = parse_decimal_128_without_scale(str)?;
+ Ok(Expr::Literal(ScalarValue::Decimal128(
+ Some(number),
+ str.len() as u8,
Review Comment:
Try to use the minimum precision instead of the maximum precision.
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