I have given list of applications that needs to be inserted but after declaring as below and executing displays with 42883: function spinsertapplicationexternalinfrausers(_app_name_externalinfra => character varying[], _user_email => character varying, _role_name => character varying, isaad_user => boolean, isaed_user => boolean) does not exist error
Dal.InsertApplicationExternalUser(listapplications.ToArray(), appuser);
ShowMessage("Data inserted successfully", MessageType.Success);
-----------------
In DataAccesslayer : public void InsertApplicationExternalUser(string[] appnames,ApplicationUsers appuser)
{
con = new NpgsqlConnection(cs);
con.Open();
using (NpgsqlTransaction tran = con.BeginTransaction())
{
cmd = new NpgsqlCommand("spinsertapplicationexternalinfrausers", con);
cmd.CommandType = CommandType.StoredProcedure;
cmd.Parameters.AddWithValue("_app_name_externalinfra", NpgsqlDbType.Array | NpgsqlDbType.Varchar, appnames);
cmd.Parameters.AddWithValue("_user_email", NpgsqlDbType.Varchar, appuser.User_email);
cmd.Parameters.AddWithValue("_role_name", NpgsqlDbType.Varchar, appuser.Role_Name);
cmd.Parameters.AddWithValue("isaad_user", NpgsqlDbType.Boolean, appuser.isAAD_User);
cmd.Parameters.AddWithValue("isaed_user", NpgsqlDbType.Boolean, appuser.isAED_user);
cmd.ExecuteNonQuery();
tran.Commit();
---------------------------------------
Function created is as like:
CREATE OR REPLACE FUNCTION public.spinsertapplicationexternalinfrausers(
_app_name_externalinfra character varying,
_user_email character varying,
_role_name character varying,
isaad_user boolean,
isaed_user boolean)
RETURNS void
LANGUAGE 'plpgsql'......
Resulted with :42883: function spinsertapplicationexternalinfrausers(_app_name_externalinfra => character varying[], _user_email => character varying, _role_name => character varying, isaad_user => boolean, isaed_user => boolean) does not exist
Kindly help on this
To invoke a function or stored procedure in PostgreSQL and C#, you don't use CommandType.StoredProcedure
like you would with most ADO.net adapters; you simply call it as you would in a SQL IDE using call
or select
. Since your example is a function, it should look something like this:
cmd = new NpgsqlCommand("select spinsertapplicationexternalinfrausers(:app, :user, :role, :isaad, :isaed", con);
cmd.Parameters.AddWithValue("app", NpgsqlDbType.Array | NpgsqlDbType.Varchar, appnames);
cmd.Parameters.AddWithValue("user", NpgsqlDbType.Varchar, appuser.User_email);
cmd.Parameters.AddWithValue("role", NpgsqlDbType.Varchar, appuser.Role_Name);
cmd.Parameters.AddWithValue("isaad", NpgsqlDbType.Boolean, appuser.isAAD_User);
cmd.Parameters.AddWithValue("isaed", NpgsqlDbType.Boolean, appuser.isAED_user);
cmd.ExecuteNonQuery();
You didn't ask, but if your function returns something other than void, you can use ExecuteScalar
to return an object with the result of the query.
If your query returns a dataset, you can use a normal data reader to return the results.
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