C# Класс Goldtect.ASTreeViewDemo.OleDbHelperParameterCache

OleDbHelperParameterCache provides functions to leverage a static cache of procedure parameters, and the ability to discover parameters for stored procedures at run-time.

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Открытые методы

Метод	Описание
CacheParameterSet ( string connectionString, string commandText ) : void	add parameter array to the cache
GetCachedParameterSet ( string connectionString, string commandText ) : System.Data.OleDb.OleDbParameter[]	retrieve a parameter array from the cache
GetSpParameterSet ( string connectionString, string spName ) : System.Data.OleDb.OleDbParameter[]	Retrieves the set of OleDbParameters appropriate for the stored procedure This method will query the database for this information, and then store it in a cache for future requests.
GetSpParameterSet ( string connectionString, string spName, bool includeReturnValueParameter ) : System.Data.OleDb.OleDbParameter[]	Retrieves the set of OleDbParameters appropriate for the stored procedure This method will query the database for this information, and then store it in a cache for future requests.

Приватные методы

Метод	Описание
CloneParameters ( System.Data.OleDb.OleDbParameter originalParameters ) : System.Data.OleDb.OleDbParameter[]
DiscoverSpParameterSet ( string connectionString, string spName, bool includeReturnValueParameter ) : System.Data.OleDb.OleDbParameter[]	resolve at run-time the appropriate set of OleDbParameters for a stored procedure
OleDbHelperParameterCache ( ) : System

Описание методов

CacheParameterSet() публичный статический Метод

add parameter array to the cache

public static CacheParameterSet ( string connectionString, string commandText ) : void
connectionString	string	a valid connection string for an OleDbConnection
commandText	string	the stored procedure name or T-OleDb command
Результат	void

GetCachedParameterSet() публичный статический Метод

retrieve a parameter array from the cache

public static GetCachedParameterSet ( string connectionString, string commandText ) : System.Data.OleDb.OleDbParameter[]
connectionString	string	a valid connection string for a OleDbConnection
commandText	string	the stored procedure name or T-OleDb command
Результат	System.Data.OleDb.OleDbParameter[]

GetSpParameterSet() публичный статический Метод

Retrieves the set of OleDbParameters appropriate for the stored procedure

This method will query the database for this information, and then store it in a cache for future requests.

public static GetSpParameterSet ( string connectionString, string spName ) : System.Data.OleDb.OleDbParameter[]
connectionString	string	a valid connection string for a OleDbConnection
spName	string	the name of the stored prcedure
Результат	System.Data.OleDb.OleDbParameter[]

GetSpParameterSet() публичный статический Метод

Retrieves the set of OleDbParameters appropriate for the stored procedure

This method will query the database for this information, and then store it in a cache for future requests.

public static GetSpParameterSet ( string connectionString, string spName, bool includeReturnValueParameter ) : System.Data.OleDb.OleDbParameter[]
connectionString	string	a valid connection string for an OleDbConnection
spName	string	the name of the stored procedure
includeReturnValueParameter	bool	a bool value indicating weather the return value parameter should be included in the results
Результат	System.Data.OleDb.OleDbParameter[]