immigrant-generator-postgres 0.2.0

Immigrant migrations generator for postgres SQL dialect
Documentation
!!!TEST there is a enum
enum a {
a;
b;
};
!!!UPDATE enum is dropped, scalar is created with the same name
scalar a = sql"TEXT";
!!!RESULT
-- updated: there is a enum --
CREATE TYPE a AS ENUM (
	'a'
,	'b'
);
-- updated: enum is dropped, scalar is created with the same name --
ALTER TYPE a
	RENAME TO moveaway_1
;
CREATE DOMAIN a AS TEXT;
DROP TYPE moveaway_1;
-- updated: cleanup schema changes --
DROP DOMAIN a;