asolimando commented on code in PR #4557:
URL: https://github.com/apache/calcite/pull/4557#discussion_r2383897750
##########
core/src/main/java/org/apache/calcite/sql/type/SqlTypeUtil.java:
##########
@@ -556,6 +557,87 @@ public static boolean isExactNumeric(RelDataType type) {
}
}
+ /**
+ * Returns whether {@code container} can represent every value produced by
+ * {@code content} without loss of information.
+ *
+ * <p>The {@code container} type must be one of the integer types (signed or
+ * unsigned). The {@code content} type can be integer, or a DECIMAL with
+ * scale {@code 0}. For all other types this method returns {@code false}.
+ *
+ * @throws IllegalArgumentException if {@code container} is not an integer
type
+ */
+ @API(since = "1.40", status = API.Status.EXPERIMENTAL)
Review Comment:
Agreed, I am removing the annotation for the newly introduced methods,
`integerRangeContains` and `integerBound`, but keeping it for `isLosslessCast`
that is now promoted to `STABLE` for the reasons provided in the Jira ticket
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