Can you please explain "that"?
In situations where the data is sufficiently sensitive, therefore, or where the processing performed on the data is sufficiently critical, an audit trail becomes a necessity. If, for example, data discrepancies lead to a suspicion that the database has been tampered with, the audit trail can be used to examine what has been going on and to verify that matters are under control (or to help pinpoint the wrong-doer if not).
Introduction to Databaese Systems, J. Date
Note that "matters" is a noun, roughly meaning "things", not a verb. I wonder if this may be what is confusing you. "that" is a conjunction (traditionally called) introducing a clause that (sort of) forms the object of the verb "verify".
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Note that "matters" is a noun, roughly meaning "things", not a verb. I wonder if this may be what is confusing you. "that" is a conjunction (traditionally called) introducing a clause that (sort of) forms the object of the verb "verify". Essentially the pattern is the same as these, which I think you will be familiar with?
I believe that matters are under control.
I have he