0.6.1

Changelog

General

• adds Time::Span to supported types

QueryBuilder

• allows listing any SQLNode instance in SELECT clause (like raw sql or functions)
• removes redundant SQLNode#sql_args_count
• adds SQLNode#filterable? function which presents if node has filterable sql parameter
• refactors Condition#sql_arg
• adds Function base abstract class for defining custom sql functions
• adds lower, upper, current_timestamp, current_date, current_time, now, concat, abs, ceil, floor, round
• adds Join#filterable? and Query#filterable?
• raise AmbiguousSQL when % symbol is found in the raw SQL (except %s)

Model

• replaces mapping option numeric_converter with new converter
• adds NumericToFloat64Converter and JSONConverter
• now #to_h and #to_str_h use field getter methods
• remove puts from JSONConverter#from_db

Adapter

• propagate native DB::Error instead of wrapping it into BadQuery
• manually release a connection when an exception occurs under the transaction

Config

• set default max_pool_size to 1 and warn about danger of setting different max_pool_size, max_idle_pool_size and initial_pool_size

Migration

• adds Migration::TableBuilder::CreateForeignKey & Migration::TableBuilder::DropForeignKey
• adds Migration::Base#add_foreign_key & Migration::Base#drop_foreign_key
• adds Migration::TableBuilder::ChangeTable#add_foreign_key & Migration::TableBuilder::ChangeTable#drop_foreign_key

Exceptions

• add AmbiguousSQL - is raised when forbidden % symbol is used in the raw SQL