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Devart.Data.PostgreSql Namespace / PgSqlParameterCollection Class / Add Method / Add(String,PgSqlType,Int32) Method
The name of the parameter.
The maximum size, in bytes, of the data the parameter can contain.
Example

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Add(String,PgSqlType,Int32) Method
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Adds a PgSqlParameter to the PgSqlParameterCollection given the the parameter name, data type, and data size.
Syntax
'Declaration
 
Public Overloads Function Add( _
   ByVal parameterName As String, _
   ByVal dbType As PgSqlType, _
   ByVal size As Integer _
) As PgSqlParameter
 

Parameters

parameterName
The name of the parameter.
dbType
size
The maximum size, in bytes, of the data the parameter can contain.

Return Value

The new PgSqlParameter object.
Example
The following example creates a PgSqlParameterCollection, adds instances of PgSqlParameter to the collection, and returns a reference to the new PgSqlParameter.
public void CreatePgSqlParamColl(PgSqlConnection myConn) {
  PgSqlCommand pgCommand = new PgSqlCommand("SELECT * FROM Test.Dept WHERE DeptNo = :DeptNo", myConn);
  PgSqlParameterCollection myParamCollection = pgCommand.Parameters;
  PgSqlParameter myNewParameter = myParamCollection.Add("DeptNo", PgSqlType.Int, 40);
}
Public Sub CreatePgSqlParamColl(myConn As PgSqlConnection)
  Dim pgCommand As PgSqlCommand = New PgSqlCommand("SELECT * FROM Test.Dept WHERE DeptNo = :DeptNo", myConn)
  Dim myParamCollection As PgSqlParameterCollection = pgCommand.Parameters
  Dim myNewParameter As PgSqlParameter = myParamCollection.Add("DeptNo", PgSqlType.Int, 40)
End Sub
See Also