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https://issues.apache.org/jira/browse/AVRO-3847?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17760856#comment-17760856
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ASF subversion and git services commented on AVRO-3847:
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Commit 0f27d444f93d0a10e4e02084973654b9dae406a0 in avro's branch
refs/heads/branch-1.11 from Kousuke Saruta
[ https://gitbox.apache.org/repos/asf?p=avro.git;h=0f27d444f ]
AVRO-3847: [Rust] Support default value of pre-defined name for Union type
field (#2468)
(cherry picked from commit b9cbf9a090000d6a30ffb3b956aee9195b9d8047)
> Record field doesn't accept default value if field type is union and the type
> of default value is pre-defined name
> ------------------------------------------------------------------------------------------------------------------
>
> Key: AVRO-3847
> URL: https://issues.apache.org/jira/browse/AVRO-3847
> Project: Apache Avro
> Issue Type: Bug
> Components: rust
> Affects Versions: 1.12.0
> Reporter: Kousuke Saruta
> Priority: Major
> Labels: pull-request-available
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Given we have a schema like as follows.
> {code}
> {
> "name": "record1",
> "type": "record",
> "fields": [
> {
> "name": "f1",
> "type": {
> "name": "record2",
> "type": "record",
> "fields": [
> {
> "name": "f1_1",
> "type": "int"
> }
> ]
> }
> }, {
> "name": "f2",
> "type": ["record2", "int"],
> "default": {
> "f1_1": 100
> }
> }
> ]
> }
> {code}
> The type of the field f2 is union of record2 and int, and the default value
> is of a value of record2, which is pre-defined.
> Current Rust binding doesn't accept such schemas, raising a error message
> like as follows.
> {code}
> Error: One union type Ref must match the `default`'s value type Map
> {code}
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