Parse(PgSqlRowType,String) Method

In This Topic

Parses provided string as data for composite type.

Syntax

Visual Basic
C#

'Declaration
 
Public Shared Function Parse( _
   ByVal rowType As PgSqlRowType, _
   ByVal value As String _
) As PgSqlRow

public static PgSqlRow Parse( 
   PgSqlRowType rowType,
   string value
)

Parameters

rowType: PgSqlRowType that describes data on value
value: String to parse.

Return Value

Parsed string as PgSqlRow

Example

This sample shows how to obtain PgSqlRowType from server and create a PgSqlRow object on the client side. The object is later inserted into table.

csharp

static void InsertDataWithParameters(PgSqlConnection conn)
{
  string str = "INSERT INTO personnel VALUES (:ID, :ROW)";
  PgSqlCommand pgCommand = new PgSqlCommand(str,conn);
  //Create instance of PgSqlRow and parse data
  //Note that connection must be open
  PgSqlRowType pgRowType = PgSqlRowType.GetRowType("tperson", conn);
  PgSqlRow pgRow = PgSqlRow.Parse(pgRowType,"(''Robert'',30)");
  //provide parameters to command and execute it
  pgCommand.Parameters.Add("ID",4);
  pgCommand.Parameters.Add("ROW",pgRow);
  pgCommand.ExecuteNonQuery();
  Console.WriteLine("Record added");
}

Visual Basic

Sub InsertDataWithParameters(ByVal conn As PgSqlConnection)
  Dim str As String = "INSERT INTO personnel VALUES (:ID, :ROW)"
  Dim pgCommand As PgSqlCommand = New PgSqlCommand(str, conn)
  'Create instance of PgSqlRow and fill with data
  'Note that connection must be open
  Dim pgRowType As PgSqlRowType = PgSqlRowType.GetRowType("tperson", conn)
  Dim pgRow As PgSqlRow = PgSqlRow.Parse(pgRowType, "(''Robert'',30)")
  'provide parameters to command and execute it
  pgCommand.Parameters.Add("ID", 3)
  pgCommand.Parameters.Add("ROW", pgRow)
  pgCommand.ExecuteNonQuery()
  Console.WriteLine("Record added")
End Sub

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

PgSqlRow Class
PgSqlRow Members
ToString Method
Parse Method

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