# Index

`ResultSet` | Represents the results of a SQL query. I
`SQLConnection` | Represents a connection to a SQL database
`TransactionIsolation` | Represents a Transaction Isolation Level
`UpdateResult` | Represents the result of an update/insert/delete operation on the database. T
`none` | For engines that support it, none isolation means that each statement would essentially be its own transaction.
`read_committed` | Specifies that shared locks are held while the data is being read to avoid dirty reads, but the data can be changed…
`read_uncommitted` | Implements dirty read, or isolation level 0 locking, which means that no shared locks are issued and no exclusive locks…
`repeatable_read` | Locks are placed on all data that is used in a query, preventing other users from updating the data, but new phantom…
`resultSet` |
`serializable` | Places a range lock on the data set, preventing other users from updating or inserting rows into the data set until the…
`transactionIsolation` |
`updateResult` |