https://community.databricks.com/t5/databricks-free-edition-help/merge-conflicts-during-concurrent-delta-table-updates/m-p/157511#M798 <P>I have a requirement where I need to run multiple concurrent runs on a particular table, however some merges fail and some merges execute. how can i handle this</P><P>I have a requirement where I need to run multiple concurrent runs on a particular table, however some merges fail and some merges execute. how can i handle this. I have tried below option -1 . Partition by primary key : Do merge update on parttion key still getting merge conflict issue.2. retry option : using this option merge conflict issue.</P><P><BR />I have a requirement where I need to run multiple concurrent operations on a particular table. However, some merge operations fail while others succeed. How can I handle this?<BR />I have tried the following options:<BR />Partitioning by primary key – I performed merge updates on the partition key, but still encountered merge conflict issues.<BR />Retry option – I used a retry mechanism, but the merge conflicts still persist.</P><P>There is option to over-come this issue?</P><P>Thanks in advance.</P> Fri, 22 May 2026 16:45:48 GMT SantiNath_Dey 2026-05-22T16:45:48Z https://community.databricks.com/t5/databricks-free-edition-help/merge-conflicts-during-concurrent-delta-table-updates/m-p/157511#M798 <P>I have a requirement where I need to run multiple concurrent runs on a particular table, however some merges fail and some merges execute. how can i handle this</P><P>I have a requirement where I need to run multiple concurrent runs on a particular table, however some merges fail and some merges execute. how can i handle this. I have tried below option -1 . Partition by primary key : Do merge update on parttion key still getting merge conflict issue.2. retry option : using this option merge conflict issue.</P><P><BR />I have a requirement where I need to run multiple concurrent operations on a particular table. However, some merge operations fail while others succeed. How can I handle this?<BR />I have tried the following options:<BR />Partitioning by primary key – I performed merge updates on the partition key, but still encountered merge conflict issues.<BR />Retry option – I used a retry mechanism, but the merge conflicts still persist.</P><P>There is option to over-come this issue?</P><P>Thanks in advance.</P> Fri, 22 May 2026 16:45:48 GMT https://community.databricks.com/t5/databricks-free-edition-help/merge-conflicts-during-concurrent-delta-table-updates/m-p/157511#M798 SantiNath_Dey 2026-05-22T16:45:48Z https://community.databricks.com/t5/databricks-free-edition-help/merge-conflicts-during-concurrent-delta-table-updates/m-p/157512#M799 <P>I have a requirement where I need to run multiple concurrent operations on a particular table. However, some merge operations fail while others succeed. How can I handle this?<BR />I have tried the following options:<BR />Partitioning by primary key – I performed merge updates on the partition key, but still encountered merge conflict issues.<BR />Retry option – I used a retry mechanism, but the merge conflicts still persist.</P><P>There is option to over-come this issue?</P><P>Thanks in advance.</P> Fri, 22 May 2026 16:47:23 GMT https://community.databricks.com/t5/databricks-free-edition-help/merge-conflicts-during-concurrent-delta-table-updates/m-p/157512#M799 SantiNath_Dey 2026-05-22T16:47:23Z