Crate diesel_derives

Macros

• define_sql_function
  Declare a sql function for use in your code.
• table_proc
  Specifies that a table exists, and what columns it has. This will create a new public module, with the same name, as the name of the table. In this module, you will find a unit struct named table, and a unit struct with the name of each column.

Attribute Macros

• auto_type
  Automatically annotates return type of a query fragment function

Derive Macros

• AsChangeset
  Implements AsChangeset
• AsExpression
  Implements all required variants of AsExpression
• Associations
  Implement required traits for the associations API
• DieselNumericOps
  Implement numeric operators for the current query node
• FromSqlRow
  Implements Queryable for types that correspond to a single SQL type. The type must implement FromSql.
• Identifiable
  Implements Identifiable for references of the current type
• Insertable
  Implements Insertable
• MultiConnection
  This derives implements diesel::Connection and related traits for an enum of connections to different databases.
• QueryId
  Implements QueryId
• Queryable
  Implements Queryable to load the result of statically typed queries
• QueryableByName
  Implements QueryableByName for untyped sql queries, such as that one generated by sql_query
• Selectable
  Implements Selectable
• SqlType
  Implement necessary traits for adding a new sql type
• ValidGrouping
  Implements ValidGrouping