CommandText Property (OracleCommand)

In This Topic

Gets or sets the SQL or PL/SQL statement or stored procedure to execute against the Oracle database.

Syntax

Visual Basic
C#

'Declaration
 
Public Overrides Property CommandText As String

public override string CommandText {get; set;}

Property Value

The SQL statement or stored procedure to execute. The default value is an empty string ("").

When working with overloaded stored procedures, use following syntax for executing specific overloaded routine: "StoredProcName:1" or "StoredProcName:5". First example executes first overloaded stored procedure, while second example executes fifth overloaded procedure. This notation affects only describing procedures in ParameterCheck is true.

Remarks

Sense of CommandText property depends on value of CommandType property.

When CommandType value is System.Data.CommandType.Text, property CommandText should contain text of a query that must be run on the server.

When the value is System.Data.CommandType.StoredProcedure, property CommandText must be a name of a procedure to execute.

When the value is set to System.Data.CommandType.TableDirect, CommandText must be name of a table you want to get all data from. All rows and columns are retrieved.

Example

The following example creates a OracleCommand and sets some of its properties.

csharp

public void CreateCommand()
{
  OracleCommand myCommand = new OracleCommand();
  myCommand.CommandText = "SELECT * FROM Test.Dept ORDER BY DeptNo";
}

Visual Basic

Public Sub CreateCommand()
  Dim myCommand As New OracleCommand()
  myCommand.CommandText = "SELECT * FROM Test.Dept ORDER BY DeptNo"
End Sub

Reference

OracleCommand Class
OracleCommand Members
Connection Property
CommandType Property
Parameters Property

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