Expand description
Nested message and enum types in Expression.
Modules§
- cast
- Nested message and enum types in
Cast. - literal
- Nested message and enum types in
Literal. - sort_
order - Nested message and enum types in
SortOrder. - window
- Nested message and enum types in
Window.
Structs§
- Alias
- Cast
- Expression
String - Expression as string.
- Lambda
Function - Literal
- Sort
Order - SortOrder is used to specify the data ordering, it is normally used in Sort and Window. It is an unevaluable expression and cannot be evaluated, so can not be used in Projection.
- Unresolved
Attribute - An unresolved attribute that is not explicitly bound to a specific column, but the column is resolved during analysis by name.
- Unresolved
Extract Value - Extracts a value or values from an Expression
- Unresolved
Function - An unresolved function is not explicitly bound to one explicit function, but the function is resolved during analysis following Sparks name resolution rules.
- Unresolved
Named Lambda Variable - Unresolved
Regex - Represents all of the input attributes to a given relational operator, for example in
“SELECT
(id)?+.+FROM …”. - Unresolved
Star - UnresolvedStar is used to expand all the fields of a relation or struct.
- Update
Fields - Add, replace or drop a field of
StructTypeexpression by name. - Window
- Expression for the OVER clause or WINDOW clause.