Salesforce - Eclipse Schema Explorer

1. Install the Eclipse IDE
2. Install the Force.com IDE Add-on
3. Create a new Project linked to a Salesforce instance
4. Help Docs
   

   To open the Schema Explorer

   1. In the Package Explorer, expand the node for your Force.com project.
   2. Double-click salesforce.schema.
   To create a query:
   
   1. Expand the Schema objects in the hierarchical tree and select the objects or fields you want to query on.
   2. Click Run Me.
   3. You can also create a query by entering SOQL directly in the Query Results window. For example, to search for all the accounts in your organization that start with the letter B, enter the following SOQL query:

      SELECT Name FROM Account WHERE Name LIKE 'B%'