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Posted to issues@spark.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2026/02/06 20:52:00 UTC

[jira] [Updated] (SPARK-55402) Move streamingSourceIdentifyingName from CatalogTable to DataSource

     [ https://issues.apache.org/jira/browse/SPARK-55402?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated SPARK-55402:
-----------------------------------
    Labels: pull-request-available  (was: )

> Move streamingSourceIdentifyingName from CatalogTable to DataSource
> -------------------------------------------------------------------
>
>                 Key: SPARK-55402
>                 URL: https://issues.apache.org/jira/browse/SPARK-55402
>             Project: Spark
>          Issue Type: Task
>          Components: Structured Streaming
>    Affects Versions: 4.2.0
>            Reporter: Eric Marnadi
>            Priority: Major
>              Labels: pull-request-available
>
> streamingSourceIdentifyingName represents query-specific metadata (which source name was assigned in a particular streaming query plan), not an intrinsic property of the table itself. Storing it in CatalogTable breaks table equality semantics:
> - Two references to the same table in a single query can have different streamingSourceIdentifyingName values
> - This causes them to compare as unequal via CatalogTable.equals()
> - This can impact multi-statement transactions and any caching/deduplication logic that relies on CatalogTable equality. By moving this field to DataSource (which is already query-specific), we restore proper catalog table equality while maintaining the ability to track streaming source identifying names for stable checkpoints.



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