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Follow sqlparser main as it parses signed CONNECTION LIMIT - #147
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sqlparser now parses PostgreSQL's signed
CONNECTION LIMIT(apache/datafusion-sqlparser-rs#2731), soCONNECTION LIMIT -1andCONNECTION LIMIT +5reach sql-traits as a sign applied to a number.RoleLike::connection_limitonly read an unsigned literal and answeredNonefor+5.It now reads the sign. PostgreSQL stores
-1for a role with no limit, so-1answersNonelike an absent limit, and unlimited has a single answer.0staysSome(0), a role that admits no connection. The trait documentation states this in place of sayingSome(-1)typically means unlimited.