# Package io.vertx.ext.sql

- Interface Summary
  Interface | Description
  --- | ---
  SQLClient | A common asynchronous client interface for interacting with SQL compliant database
  SQLConnection | Represents a connection to a SQL database
  SQLOperations | Represents a SQL query interface to a database
  SQLRowStream | A ReadStream of Rows from the underlying RDBMS.

- Class Summary
  Class | Description
  --- | ---
  ResultSet | Represents the results of a SQL query.
  ResultSetConverter | Converter for `ResultSet`.
  SQLOptions | Represents the options one can use to customize the unwrapped connection/statement/resultset types
  SQLOptionsConverter | Converter for `SQLOptions`.
  UpdateResult | Represents the result of an update/insert/delete operation on the database.
  UpdateResultConverter | Converter for `UpdateResult`.

- Enum Summary
  Enum | Description
  --- | ---
  FetchDirection | Represents the fetch direction hint
  ResultSetConcurrency | Represents the resultset concurrency hint
  ResultSetType | Represents the resultset type hint
  TransactionIsolation | Represents a Transaction Isolation Level

- Exception Summary
  Exception | Description
  --- | ---
  RuntimeSQLException |

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