SQL/MySQL/Procedure Function/CSharp — различия между версиями
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Версия 13:46, 26 мая 2010
Calling a stored procedured in C#
MySqlConnection myConnection;
myConnection = new MySqlConnection();
myConnection.ConnectionString = "database="+database+";server="+server+";user id="+user+";Password="+password;
try {
myConnection.Open();
}
catch (MySqlException MyException) {
Console.WriteLine("Connection error: MySQL code: "+MyException.Number
+" "+ MyException.Message);
}
try {
MySqlCommand myCommand = new MySqlCommand("call error_test_proc(1)",
myConnection);
myCommand.ExecuteNonQuery();
}
catch (MySqlException MyException) {
Console.WriteLine("Stored procedure error: MySQL code: " + MyException.Number
+ " " + MyException.Message);
}
Get returning value from a stored procedure in C#
CallableStatement PreparedFunc = MyConnect.prepareCall("{ ? = call isodd( ? ) }");
PreparedFunc.registerOutParameter(1, Types.INTEGER);
PreparedFunc.setInt(1, aNumber);
PreparedFunc.execute();
if (PreparedFunc.getInt(1) == 1)
System.out.println(aNumber + " is odd");
else
System.out.println(aNumber + " is even");