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-Within this string SQL expression, we also made usage of the :func:`.and_` conjunction construct to establish
+Within this string SQL expression, we made use of the :func:`.and_` conjunction construct to establish
- * A table contains a foreign key to itself, and a single row will have a foreign key value pointing to its own primary key.
- * Two tables each contain a foreign key referencing the other table, with a row in each table referencing the other.