1 Introduction to EQL

This section introduces EQL and walks you through the query processing model.

• EQL overview
  EQL is a SQL-like language designed specifically to query and manipulate data from the Dgraph.
• Important concepts and terms
  In order to work with EQL, you need to understand the following concepts.
• EQL and SQL: a comparison
  EQL is, in many ways, similar to SQL, but has some marked differences as well.
• Query overview
  An EQL query contains one or more semicolon-delimited statements with at least one RETURN clause.
• How queries are processed
  This topic walks you through the steps involved in EQL query processing.
• EQL reserved keywords
  EQL reserves certain keywords for its exclusive use.