Add(String,PgSqlType,Int32,String) Method

In This Topic

Adds a PgSqlParameter to the PgSqlParameterCollection given the parameter name, data type, column width, and source column name.

Syntax

Visual Basic
C#

'Declaration
 
Public Overloads Function Add( _
   ByVal parameterName As String, _
   ByVal dbType As PgSqlType, _
   ByVal size As Integer, _
   ByVal sourceColumn As String _
) As PgSqlParameter

public PgSqlParameter Add( 
   string parameterName,
   PgSqlType dbType,
   int size,
   string sourceColumn
)

Parameters

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

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.

csharp

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, "DeptNo");
}

Visual Basic

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, "DeptNo")
End Sub

Reference

PgSqlParameterCollection Class
PgSqlParameterCollection Members
Overload List

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