How Can I Enable Core Data SQL Debugging in Xcode 4?

Unlocking Core Data SQL Debugging in Xcode 4

Enabling Core Data SQL debugging within Xcode 4 differs from previous Xcode versions. This tutorial provides a clear, step-by-step process:

1. Open your Xcode 4 project.
2. Select "Product" -> "Edit Scheme."
3. In the left-hand pane, choose the "Run" scheme.
4. Go to the "Arguments" tab.
5. In the "Arguments Passed on Launch" section, add this argument:

<code>-com.apple.coreData.SQLDebug 4</code>

Important: The numerical value following SQLDebug (1-4) controls the detail level of the logging; higher values yield more comprehensive output.

6. Click "OK" to apply the changes.

Now, your Xcode console will display detailed SQL statements during app execution using the "Run" scheme.

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