Xml Operations Give ORA-31186: Document Contains Too Many Nodes
(Doc ID 2344551.1)
Last updated on APRIL 12, 2022
Applies to:
Oracle Database Cloud Schema Service - Version N/A and laterOracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
Getting the error 'ORA-31186: Document contains too many nodes' while performing the xml operations xml
xmlagg(xmlelement(e, COL1|| ',')order by COL2).extract('//text()')).getclobval()
The source data is coming from a table. The xml operation is performed on the values from COL1.
"ORA-31186: Document contains too many nodes
31186. 00000 - "Document contains too many nodes"
*Cause: Unable to load the document because it has exceeded
the maximum allocated number of DOM nodes.
*Action: Reduces the size of the document.
"
Cause
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In this Document
| Symptoms |
| Cause |
| Solution |
| References |