Session.GetObjectsFromSproc(XPClassInfo, String, OperandValue[]) Method
Executes a stored procedure and returns its result set as a collection of non-persistent objects.
Namespace: DevExpress.Xpo
Assembly: DevExpress.Xpo.v18.2.dll
Declaration
public ICollection GetObjectsFromSproc(
XPClassInfo classInfo,
string sprocName,
params OperandValue[] parameters
)
Parameters
Name | Type | Description |
---|---|---|
classInfo | XPClassInfo | An XPClassInfo object which contains the metadata information on a non-persistent class corresponding to the stored procedure’s result set. The class must be decorated with NonPersistentAttribute. |
sprocName | String | A String value that specifies the stored procedure’s name. |
parameters | OperandValue[] | An array of OperandValue objects representing parameters to pass to the stored procedure. |
Returns
Type | Description |
---|---|
ICollection | A collection of non-persistent classInfo objects instantiated with data obtained via the specified stored procedure. |
Remarks
This method performs the following:
- Executes the specified stored procedure with parameters and obtains the result as a result set.
- Populates a collection with classInfo objects that are instantiated with the result set’s data. The type and the order of classInfo members should exactly match the result set’s columns. Note that classInfo should represent a non-persistent class decorated with a NonPersistentAttribute.
Note
The GetObjectsFromSproc method throws an exception if classInfo members include any of the following:
- A property that is not defined within the classInfo 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 stored procedures in XPO and retrieving objects from the results, refer to Stored Procedures.