Error
Error Code: ORA-30038

Oracle Error ORA-30038: Parallel Insert Failure

📦 Oracle Database
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Description

The ORA-30038 error occurs in Oracle Database when you attempt a parallel insert operation on a non-partitioned table after performing another DML operation within the same transaction. This usually indicates an attempt to bypass restrictions on parallel DML.
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Error Message

ORA-30038: Cannot perform parallel insert on non-partitioned object
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Known Causes

2 known causes
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Mixed DML Operations
A previous DML operation (e.g., UPDATE, DELETE) was executed on the same non-partitioned table within the same transaction before the parallel INSERT.
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Attempted Parallelism on Non-Partitioned Table
An attempt was made to execute a parallel INSERT statement on a table that is not partitioned, which is generally disallowed after other DML in the same transaction.
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Solutions

Coming Soon

Detailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:

General Troubleshooting Tips

  • Check the error message carefully for specific details
  • Review recent changes that might have caused the error
  • Search for the exact error code in the official documentation
  • Check log files for additional context
  • Try restarting the application or service