module Upknit::ConnectionExtension::PostgreSQL
An extension to ActiveRecord::ConnectionAdapters::PostgresqlAdapter
When included, this module adds two methods to support UUID extension.
Constants
- UUID_EXTENSIONS
UUID support extensions in desired order Note: Use of uuid-ossp for random UUID(v4) is discouraged www.postgresql.org/docs/9.6/static/uuid-ossp.html
Public Instance Methods
enable_uuid()
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Enables an extension which adds UUID function to the system. @return [void]
# File lib/upknit/connection_extension/postgresql.rb, line 11 def enable_uuid enable_extension(uuid_extension) end
uuid_extension()
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Returns the name of UUID extension which should be used in current connection. @return [String] Name of the extension
# File lib/upknit/connection_extension/postgresql.rb, line 17 def uuid_extension (UUID_EXTENSIONS & available_extensions).first end
Private Instance Methods
available_extensions()
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# File lib/upknit/connection_extension/postgresql.rb, line 29 def available_extensions exec_query('SELECT Name FROM pg_available_extensions').cast_values end