JingGe commented on code in PR #25404:
URL: https://github.com/apache/flink/pull/25404#discussion_r1778975324
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flink-table/flink-table-common/src/main/java/org/apache/flink/table/types/utils/ValueDataTypeConverter.java:
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@@ -126,6 +126,10 @@ private static DataType convertToDecimalType(BigDecimal
decimal) {
// negative scale is not supported, normalize it
return DataTypes.DECIMAL(precision - scale, 0);
}
+
+ if (scale > precision) {
+ return DataTypes.DECIMAL(precision + scale, scale);
Review Comment:
make sense, precision must be greater than scale according to
https://github.com/apache/flink/blob/6633719c728526a08344645e0a844f27d25629f4/flink-table/flink-table-common/src/main/java/org/apache/flink/table/types/logical/DecimalType.java#L74
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