The log category level for profiling information. Includes cumulative profiling information, such as the limits for your namespace, the number of emails sent, and so on.
The log category level for callouts. Includes the request-response XML that the server is sending and receiving from an external Web service. The request-response XML is useful when debugging issues related to SOAP API calls.
The log category for database activity. Includes information about database activity, including every DML statement or inline SOQL or SOSL query.
Developer name of the debug level
Id if the debug level in Salesforce
The log category level for calls to all system methods, such as the System.debug method.
The log category level for validation rules. Includes information about validation rules, such as the name of the rule, or whether the rule evaluated true or false.
The log category level for Visualforce. Includes information about Visualforce events, including serialization and deserialization of the view state or the evaluation of a
The log category level for workflow rules. Includes information for workflow rules, such as the rule name and the actions taken.
The log category level for Apex code. Includes information about Apex code. Can also include log messages generated by data manipulation language (DML) statements, inline SOQL or SOSL queries, the start and completion of triggers, the start and completion of test methods, and so on.