DevExpress.Xpo.DB Namespace
In This Article
Contains classes that handle operations on a data store.
Assembly: DevExpress.Data.v24.1.dll
NuGet Package: DevExpress.Data
#Classes
Name | Description |
---|---|
Base |
Serves as the base class for the classes that represent statements. |
Connection |
Implements the base functionality for SQL-based data store adapters, including the MSSql |
Data |
The Node element that is used to connect to a cached data store‘s Root or Node element. |
Data |
The Node element that is used to connect to a cached data store‘s Root or Node element located on the local host. |
Data |
The Root element that is used to connect Node elements to a cached data store. |
Data |
The base class for data store providers (the objects providing access to specific data stores). |
Data |
Enables operations performed by a specific IData |
DBColumn | The schema of a column in a DBTable. |
DBForeign |
The foreign key of a table. |
DBIndex | For internal use. An index of a table. |
DBName |
Stores a pair of values, specifying a DBColumn |
DBPrimary |
The primary key of a table. |
DBStored |
A stored procedure. |
DBStored |
Provides information about a stored procedure’s parameter. |
DBStored |
A result set of a stored procedure. |
DBTable | A table that stores a persistent object‘s data. |
DBTable |
An abstract base class for DBPrimary |
Delete |
Represents the delete statement. |
Insert |
Represents the insert statement. |
Join |
Serves as a base for the Base |
Join |
Represents a collection of Join |
Modification |
Represents the result of an update operation on a data store. |
Modification |
Serves as the base class for classes that represent modification statements. |
Parameter |
This class supports the internal infrastructure and is not intended to be used directly from your code. |
Query |
Represents a query operand. |
Query |
Represents a collection of Query |
Query |
Represents a collection of Operand |
Query |
Represents a collection of Sorting |
Selected |
Represents the result of batch select queries made to a data store. |
Select |
Represents the select statement. |
Select |
Represents the result of a single select query to a data store. |
Sorting |
Represents a sorting column in a query. |
Update |
Represents the update statement. |
#Interfaces
Name | Description |
---|---|
ICached |
The interface for objects that need to interact with a cached data store. |
ICache |
Provides methods for transferring data between cached data store elements. |
IData |
The interface for objects that need to interact with a data store. |
IData |
The interface for objects that need to interact with a data store asynchronously. |
ISql |
Represents the interface for objects that need to interact with SQL Server databases, |
#Enums
Name | Description |
---|---|
Auto |
Lists the values that specify the action which is performed when a session is connected to a data store. |
Command |
Contains values that specify the command pool behavior. |
DBColumn |
Lists the supported database column types. |
DBStored |
Lists the directions available for a stored procedure’s parameter. |
Join |
Lists the values that specify the join type. |
Query |
The enumeration describes how connection providers initialize command parameters. |
Sorting |
Lists the values that specify the sort order. |
Update |
Lists the values that specify the result of the data store schema update operation. |