7.00.02 - LAG and LEAD Expression Rules - Aster Analytics

Teradata Aster® Analytics Foundation User GuideUpdate 2

Aster Analytics
Release Number
Release Date
September 2017
Content Type
Programming Reference
User Guide
Publication ID
English (United States)
  • A symbol definition can have multiple LAG expressions.
  • A symbol definition that has a LAG expression cannot have an OR operator.
  • If a symbol definition has a LAG expression and the input is not a table, you must create an alias of the input query, as in LAG and LEAD Expressions Example 1.