 | DataContext Class |
Data context functions for the execution of query data
Represents a data context
Inheritance HierarchyNamespace: SanteDB.OrmLite
Assembly: SanteDB.OrmLite (in SanteDB.OrmLite.dll) Version: 2.2.1
SyntaxThe DataContext type exposes the following members.
Constructors| Name | Description | |
|---|---|---|
 | DataContext(IDbProvider, IDbConnection) |
Creates a new data context
|
| DataContext(IDbProvider, IDbConnection, Boolean) |
Creates a new data context
|
| DataContext(IDbProvider, IDbConnection, IDbTransaction) |
Creates a new data context
|
Properties| Name | Description | |
|---|---|---|
 | CacheOnCommit |
Cache on commit
|
| CommandTimeout |
Overrides the command timeout for any command executed on this data context
|
| Connection |
Connection
|
| ContextId |
Gets or sets the context id
|
| Data |
Data dictionary
|
| IsReadonly |
True if the connection is readonly
|
| LoadState |
Load state
|
| Transaction |
Current Transaction
|
Methods| Name | Description | |
|---|---|---|
| AddCacheCommit |
Add cache commit
|
| AddData |
Adds data in a safe way
|
| Any(SqlStatement) |
Represents the count function
|
| AnyTModel(ExpressionFuncTModel, Boolean) |
Returns only if only one result is available
|
| BeginTransaction |
Begin a transaction
|
| Count(SqlStatement) |
Represents the count function
|
| CountTModel(ExpressionFuncTModel, Boolean) |
Returns only if only one result is available
|
| CreateSqlStatement |
Create sql statement
|
| CreateSqlStatement(String, Object) |
Create sql statement
|
| CreateSqlStatementT |
Create SQL statement
|
| DeleteTModel(TModel) |
Delete from the database
|
| DeleteTModel(ExpressionFuncTModel, Boolean) |
Delete from the database
|
| DeleteTModel(SqlStatement) |
Delete from the database
|
| Dispose |
Dispose this object
|
| Equals | Determines whether the specified object is equal to the current object. (Inherited from Object.) |
| ExecQueryTModel |
Executes the query against the database
|
| ExecuteNonQuery |
Execute a non query
|
| ExecuteProcedureTModel |
First or default returns only the first object or null if not found
|
| ExecuteScalarTReturn |
Returns only if only one result is available
|
| ExistsTModel |
Determines if obj exists in the database
|
 | Finalize | Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.) |
| FirstOrDefault(Type, SqlStatement) |
First or default returns only the first object or null if not found
|
| FirstOrDefaultTModel(ExpressionFuncTModel, Boolean) |
First or default returns only the first object or null if not found
|
| FirstOrDefaultTModel(SqlStatement) |
First or default returns only the first object or null if not found
|
| GetCacheCommit |
Add cache commit
|
| GetHashCode | Serves as the default hash function. (Inherited from Object.) |
| GetQueryBuilder |
Query builder
|
| GetQueryLiteral |
Query
|
| GetType | Gets the Type of the current instance. (Inherited from Object.) |
| InsertTModel |
Insert the specified object
|
| InsertAllTModel |
Bulk insert data
|
| InsertOrUpdateTModel |
Insert or update the specifed object
|
| InsertOrUpdateAllTModel |
Bulk insert data
|
| MemberwiseClone | Creates a shallow copy of the current Object. (Inherited from Object.) |
| Open |
Open the connection to the database
|
| OpenClonedContext |
Opens a cloned context
|
| QueryTModel(ExpressionFuncTModel, Boolean) |
Execute the specified query
|
| QueryTModel(SqlStatement) |
Query using the specified statement
|
| QueryTModel(String, Object) |
Execute a stored procedure transposing the result set back to TModel |
| ResetSequence |
Resets the specified sequence according to the logic in the provider
|
| SingleOrDefaultTModel |
Returns only if only one result is available
|
| ToString | Returns a string that represents the current object. (Inherited from Object.) |
| UpdateTModel(TModel) |
Updates the specified object
|
| UpdateTModel(IEnumerableTModel, FuncTModel, TModel) |
Bulk update data
|
| UpdateAllTModel |
Bulk update data
|
Extension Methods| Name | Description | |
|---|---|---|
 | ConvertTReturn |
The purpose of this method is to convert object me to TReturn. Why?
Because if you have an instance of Act that actually needs to be a SubstanceAdministration we can't just cast
so we have to copy.
(Defined by ExtensionMethods.) |
| GetInstanceOfTDomain |
Gets an instance of TDomain from me
(Defined by ModelExtensions.) |
| Install |
Install the specified object
(Defined by SqlFeatureUtil.) |
| IsInstalled |
Returns true if the migration has been installed
(Defined by SqlFeatureUtil.) |
See Also