Module diesel::query_source

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Expand description

Types related to describing schema, and interactions between tables.

Most traits in this module are derived or generated by table!.

Structs

  • Alias
    Represents an alias within diesel’s query builder
  • AliasedField
    Represents an aliased field (column) within diesel’s query builder
  • MoreThanOnce
    A table appears in the from clause two or more times.
  • Never
    A table never appears in the from clause.
  • Once
    A table appears in the from clause exactly one time.

Traits

  • AliasSource
    Types created by the alias! macro that serve to distinguish between aliases implement this trait.
  • AppearsInFromClause
    Determines how many times Self appears in QS
  • Column
    A column on a database table. Types which implement this trait should have been generated by the table! macro.
  • JoinTo
    Indicates that two tables can be joined without an explicit ON clause.
  • Plus
    Add two peano numbers together.
  • QuerySource
    Represents a type which can appear in the FROM clause. Apps should not need to concern themselves with this trait.
  • SizeRestrictedColumn
    Max length for columns of type Char/Varchar…
  • Table
    A SQL database table. Types which implement this trait should have been generated by the table! macro.
  • TableNotEqual
    Allows Diesel to implement some internal traits for two tables that are distinct.