ismailsimsek commented on a change in pull request #2943:
URL: https://github.com/apache/iceberg/pull/2943#discussion_r683988145
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File path: api/src/main/java/org/apache/iceberg/Schema.java
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@@ -93,11 +93,39 @@ public Schema(int schemaId, List<NestedField> columns,
Map<String, Integer> alia
this.schemaId = schemaId;
this.struct = StructType.of(columns);
this.aliasToId = aliases != null ? ImmutableBiMap.copyOf(aliases) : null;
+
+ // validate IdentifierField
+ if (identifierFieldIds != null) {
+ Map<Integer, Integer> idToParent = TypeUtil.indexParents(this.struct);
+ identifierFieldIds.forEach(id -> validateIdentifierField(id,
this.lazyIdToField(), idToParent));
+ }
+
this.identifierFieldIds = identifierFieldIds != null ?
Ints.toArray(identifierFieldIds) : new int[0];
lazyIdToName();
}
+ protected static void validateIdentifierField(int fieldId, Map<Integer,
Types.NestedField> idToField,
+ Map<Integer, Integer>
idToParent) {
+ Types.NestedField field = idToField.get(fieldId);
+ Preconditions.checkArgument(field.type().isPrimitiveType(),
+ "Cannot add field %s as an identifier field: not a primitive type
field", field.name());
+ Preconditions.checkArgument(field.isRequired(),
+ "Cannot add field %s as an identifier field: not a required field",
field.name());
+ Preconditions.checkArgument(!Types.DoubleType.get().equals(field.type()) &&
+ !Types.FloatType.get().equals(field.type()),
Review comment:
its working correctly added test for float and double types
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