There are two kinds of database transaction precipitated by your Service Builder
project's service methods: READ-WRITE and plain old READ. Specific service
method name prefixes determine the transaction type applied to the method.
Service methods prefixed with any of these words precipitate a database READ:
Otherwise, a READ-WRITE transaction is made. Methods that persist data (i.e.,
add, update, or delete data) must execute in READ-WRITE transactions. Therefore,
DO NOT use the words above to prefix names of data persistence methods.