QueryLocator

In the QueryResult object returned by the queryMore() call, queryLocator contains a value that you will use in the subsequent queryMore() call. Note the following guidelines for using this value:

A QueryLocator represents a server-side cursor.

Note
A queryMore()call on a parent object invalidates all child cursors in the previous result set. If you need the results from the child, you must use queryMore() on those results before using queryMore() on the parent results.
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