Module table_modes 

The modes a table can be in

Enums

EmptyMode

Empty mode, all fields are (). This is used when a mapper doesn’t want to produce a value.

ExprMode

Expr mode, the columns are crate::Exprs.

ExprNullifiedMode

Expr mode, but the value might be null, the columns are crate::Exprs.

NameMode

Name mode, where all columns are [&'static str], representing the column names.

ValueMode

Value mode, representing a table row that has been loaded from the query.

ValueNullifiedMode

Value mode, but the value might be null.