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# Common Tasks

This section gives step-by-step instructions to perform some of the more frequently performed tasks in SQLEditor.

- Create a new document

- Add a table

- Add a field to a table

- Create a foreign key relation

- Create a multi-column Foreign Key

- Create a multi-column Index

- Create a Check Constraint on a table

- Create a View

- Add a document comment to the document

- Export to SQL DDL Schema Text File

- Export selected objects

- Change export SQL dialect

- Import SQL database description from a text file

- Set the default SQL dialect for new documents

### Related Topics

- Creating and Editing Objects
- Types of Object