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DataContext.Log Property

Gets or sets the destination to write the SQL query or command.

Namespace:  System.Data.Linq
Assembly:  System.Data.Linq (in System.Data.Linq.dll)

public TextWriter Log { get; set; }

Property Value

Type: System.IO.TextWriter
The TextReader to use for writing the command.

Set this property to null to disable command logging.

The following example displays generated SQL in the console window before it displays the results of the query.

db.Log = Console.Out;
var custQuery =
    from cust in db.Customers
    where cust.City == "London" 
    select cust;

foreach (var custObj in custQuery)
{
    Console.WriteLine(custObj.ContactName);
}

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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