C# ? SQL Server: ?? ?????? ??? ??? ????? ??
C#?? SQL Server ?? ????? ?? ??? ? ?? ???? ??? ??? ?? ?? ??? ???? ????. ? ????? UDTT(??? ?? ??? ??)? ???? ??? ???? ?????.
??: ?? ??? ??
?? ?? ??? ??? ???? ??? ????? ?? ?? ????? ??? ???. ? ??? ?? ???? ?? ??? ? ? ????.
???: ??? ?? ??? ??(UDTT)
SQL Server 2008 ?? ????? UDTT? ??? ????? ?????. ??? ???? ????? ?? StringList??? UDTT? ???????.
?? ???? ??
? ?? ????? StringList ??? ?????.
CREATE PROCEDURE [dbo].[sp_UseStringList]
@list StringList READONLY
AS
BEGIN
-- Retrieve and return items from the input list
SELECT l.Item FROM @list l;
END
C# ??
?? C# ??? ? ?? ????? ???? ??? ?????.
using (var con = new SqlConnection(connstring))
{
con.Open();
using (SqlCommand cmd = new SqlCommand("exec sp_UseStringList @list", con))
{
// Create a DataTable to hold the string list
using (var table = new DataTable())
{
table.Columns.Add("Item", typeof(string));
// Add sample data – replace with your actual list
for (int i = 0; i < 10; i++)
{
table.Rows.Add("String" + i);
}
// Add the DataTable as a parameter to the command.
SqlParameter tvpParam = cmd.Parameters.AddWithValue("@list", table);
tvpParam.SqlDbType = SqlDbType.Structured;
tvpParam.TypeName = "dbo.StringList";
// Execute the command.
using (SqlDataReader reader = cmd.ExecuteReader())
{
// Process the results
while (reader.Read())
{
Console.WriteLine(reader["Item"].ToString());
}
}
}
}
}
SSMS ?? ??
SSMS(SQL Server Management Studio)?? ????? ??:
DECLARE @list AS StringList;
INSERT INTO @list VALUES ('Apple'), ('Banana'), ('Orange');
EXEC sp_UseStringList @list;
? ?? ??? ???? ??? ??? ?? UDTT? ??? ??? ???? C#?? SQL Server ?? ????? ??? ??? ???? ???? ???? ??? ?????. "dbo.StringList"? ??? ?? ??? ???? ???? ??? ???.
? ??? C#?? SQL Server ?? ????? ??? ??? ????? ???? ??? ??????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!
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