org.apache.cassandra.cql3

Interface Operation.RawUpdate

All Known Implementing Classes:

Operation.Addition, Operation.Prepend, Operation.SetElement, Operation.SetValue, Operation.Substraction

Enclosing class:

Operation

public static interface Operation.RawUpdate

A parsed raw UPDATE operation. This can be one of: - Setting a value: c = v - Setting an element of a collection: c[x] = v - An addition/substraction to a variable: c = c +/- v (where v can be a collection literal) - An prepend operation: c = v + c

Method Summary

Methods

Modifier and Type	Method and Description
boolean	isCompatibleWith(Operation.RawUpdate other)
Operation	prepare(CFDefinition.Name receiver) This method validates the operation (i.e.

Method Detail

prepare

Operation prepare(CFDefinition.Name receiver)
                  throws InvalidRequestException

This method validates the operation (i.e. validate it is well typed) based on the specification of the receiver of the operation. It returns an Operation which can be though as post-preparation well-typed Operation.

Parameters:

receiver - the "column" this operation applies to. Note that contrarly to the method of same name in Term.Raw, the receiver should always be a true column.

Returns:

the prepared update operation.

Throws:

InvalidRequestException

isCompatibleWith

boolean isCompatibleWith(Operation.RawUpdate other)

Returns:

whether this operation can be applied alongside the other update (in the same UPDATE statement for the same column).