ORA-53046: tag: string collides with existing tag: string in document: string
Cause: The operation failed because the specified tag collided with
Action: Tag collisions are not allowed in the dictionary documents. Correct the specified tag in the document and try the operation again.
ORA-53046错误是指在文档中发现两个或多个相同的标签定义。这是一个Oracle的XML DB错误，用于指示XML DB在XML文档中检测到重复的标签定义。
ORA-53046: tag: string collides with existing tag: string in document: string
Cause: An attempt was made to register an XML Schema, which contains a tag definition that collides with existing definition in the XML Schema document.
Action: Change one of the tag names so no tag collides with an existing tag name in the XML Schema document.
常见情况是，用户会在XML Schema文档中定义两个标签，它们之间具有相同或相似的名称。
1. 首先，检查XML Schema文档中的冲突标签定义；
2. 然后将冲突标签定义之一更新为具有不同定义的新标签；
3. 最后重新编译XML Schema文档以及相关XML文档。