Module rustdb::expr

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

Structs

Block

Compilation block ( body of function or batch section ).

Expr

Scalar Expression (uncompiled).

ObjRef

Object reference ( Schema.Name ).

SelectExpression

Select Expression ( not yet compiled ).

Enums

AssignOp

Assign or Append.

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 Definitions

Assigns

Vector of local variable numbers and AssignOp( assign or append ).

DataType

Low 3 (KBITS) bits are DataKind, rest is size in bytes.