Module rustdb::expr

Expression types, result of parsing. Expr, DataKind, ObjRef, Block.

Structs

• Block
  Compilation block ( body of function or batch section ).
• Expr
  Scalar Expression (uncompiled).
• FromExpression
  From Expression ( not yet compiled ).
• ObjRef
  Object reference ( Schema.Name ).

Enums

• AssignOp
  Assign operation.
• DataKind
  Binary=1, String=2, Int=3, Float=4, Bool=5.
• ExprIs
  Scalar Expression variants.
• TableExpression
  Table Expression ( not yet type-checked or compiled against database ).
• Token
  Parsing token.

Functions

• data_kind
  Compute the DataKind of a DataType.
• data_size
  Compute the number of bytes required to store a value of the specified DataType.

Type Aliases

• Assigns
  Vector of local variable numbers and AssignOp.
• DataType
  Low 3 (KBITS) bits are DataKind, rest is size in bytes.