Session.GetObjectsFromQuery(XPClassInfo, LoadDataMemberOrderItem[], String) Method
Executes a SQL query and returns its result set as a collection of non-persistent objects.
Namespace: DevExpress.Xpo
Assembly: DevExpress.Xpo.v24.2.dll
NuGet Package: DevExpress.Xpo
#Declaration
public ICollection GetObjectsFromQuery(
XPClassInfo classInfo,
LoadDataMemberOrderItem[] members,
string sql
)
#Parameters
Name | Type | Description |
---|---|---|
class |
XPClass |
An XPClass |
members | Load |
An array of Load |
sql | String | Specifies an SQL statement. |
#Returns
Type | Description |
---|---|
ICollection | A collection of non-persistent class |
#Remarks
This method performs the following:
- Executes the specified SQL query and obtains the query result as a result set.
- Populates a collection with classInfo objects that are instantiated with the result set’s data, based on the mapping information passed as the members parameter. Note that classInfo should represent a non-persistent class decorated with a NonPersistentAttribute.
Note
The Get
- A property that is not defined within the class
Info object. - A struct type member.
- A reference to a class with a struct type member.
- A collection used in object relations.
To learn more about executing SQL queries in XPO and retrieving objects from query results, refer to Direct SQL Queries.