alex-plekhanov commented on code in PR #4458:
URL: https://github.com/apache/calcite/pull/4458#discussion_r2190390412
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core/src/main/java/org/apache/calcite/sql/SqlCollectionTypeNameSpec.java:
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@@ -58,32 +58,51 @@
*/
public class SqlCollectionTypeNameSpec extends SqlTypeNameSpec {
private final SqlTypeNameSpec elementTypeName;
+ private final boolean elementTypeNullable;
private final SqlTypeName collectionTypeName;
/**
* Creates a {@code SqlCollectionTypeNameSpec}.
*
* @param elementTypeName Type of the collection element
+ * @param elementTypeNullable Type of the collection element is nullable
* @param collectionTypeName Collection type name
* @param pos Parser position, must not be null
*/
public SqlCollectionTypeNameSpec(SqlTypeNameSpec elementTypeName,
+ boolean elementTypeNullable,
SqlTypeName collectionTypeName,
SqlParserPos pos) {
super(new SqlIdentifier(collectionTypeName.name(), pos), pos);
this.elementTypeName = requireNonNull(elementTypeName, "elementTypeName");
+ this.elementTypeNullable = elementTypeNullable;
this.collectionTypeName =
requireNonNull(collectionTypeName, "collectionTypeName");
}
+ /**
+ * Creates a {@code SqlCollectionTypeNameSpec}.
+ *
+ * @param elementTypeName Type of the collection element
+ * @param collectionTypeName Collection type name
+ * @param pos Parser position, must not be null
+ */
+ public SqlCollectionTypeNameSpec(SqlTypeNameSpec elementTypeName,
+ SqlTypeName collectionTypeName,
+ SqlParserPos pos) {
+ this(elementTypeName, true, collectionTypeName, pos);
+ }
+
public SqlTypeNameSpec getElementTypeName() {
return elementTypeName;
}
@Override public RelDataType deriveType(SqlValidator validator) {
RelDataType type = elementTypeName.deriveType(validator);
// We have to assume that elements may be nullable
Review Comment:
What's wrong with this comment? For me it still looks valid.
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