Column Types implementation #20
Description
Add column types first class citizen to the Cluster object.
It should:
- Be referenced by Columns and Procedures
- have a method to return a SQL notation of said type with an optional length parameter
- Implement properties available in pg_type , at least, partially.
- Include system and user-defined types and have a property that qualifies both. Exclude types that start with
_, if possible. - Be indexed by name