| Class | Description | |
|---|---|---|
 | DbConnectionBase | Represents an open connection to a server. |
| SelectColumn | Represents a column or an expression in SELECT, GROUP BY and ORDER BY clauses of a SQL statement. |
| SelectColumnCollection | Represents a collection of columns and expressions in a SelectStatement object. |
| SelectStatement | Composes, modifies and parses SELECT statements. |
| SelectStatementNode | An abstract SQL element. |
| SelectTable | Represents a table or a subquery in the FROM clause of a SELECT statement. |
| SelectTableCollection | Represents a collection of tables and subqueries in a SelectStatement object. |