Optionaloptions: QueryRawOptionsOptionaloptions: FetchDatabaseVersionOptionsParses the isolation level and returns the corresponding value for tedious.
Optionalvalue: IsolationLevel | null
The isolation level to parse.
Returns the attribute with its reference moved into schema, if that reference targets the
dialect's default schema. References that target any other schema are returned untouched.
The methods in this class are not part of the public API.