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-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb55
1 files changed, 21 insertions, 34 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
index 86eb2a38d8..d3f8470c30 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
@@ -86,44 +86,12 @@ module ActiveRecord
sql_type =~ /blob/i || type == :text
end
- # Must return the relevant concrete adapter
- def adapter
- raise NotImplementedError
- end
-
def case_sensitive?
collation && !collation.match(/_ci$/)
end
private
- def extract_limit(sql_type)
- case sql_type
- when /^enum\((.+)\)/i
- $1.split(',').map{|enum| enum.strip.length - 2}.max
- when /blob|text/i
- case sql_type
- when /tiny/i
- 255
- when /medium/i
- 16777215
- when /long/i
- 2147483647 # mysql only allows 2^31-1, not 2^32-1, somewhat inconsistently with the tiny/medium/normal cases
- else
- super # we could return 65535 here, but we leave it undecorated by default
- end
- when /^bigint/i; 8
- when /^int/i; 4
- when /^mediumint/i; 3
- when /^smallint/i; 2
- when /^tinyint/i; 1
- when /^float/i; 24
- when /^double/i; 53
- else
- super
- end
- end
-
# MySQL misreports NOT NULL column default when none is given.
# We can't detect this for columns which may have a legitimate ''
# default (string) but we can for others (integer, datetime, boolean,
@@ -636,10 +604,29 @@ module ActiveRecord
protected
- def initialize_type_map(m)
+ def initialize_type_map(m) # :nodoc:
super
+ m.register_type(%r(enum)i) do |sql_type|
+ limit = sql_type[/^enum\((.+)\)/i, 1]
+ .split(',').map{|enum| enum.strip.length - 2}.max
+ Type::String.new(limit: limit)
+ end
+
+ m.register_type %r(tinytext)i, Type::Text.new(limit: 255)
+ m.register_type %r(tinyblob)i, Type::Binary.new(limit: 255)
+ m.register_type %r(mediumtext)i, Type::Text.new(limit: 16777215)
+ m.register_type %r(mediumblob)i, Type::Binary.new(limit: 16777215)
+ m.register_type %r(longtext)i, Type::Text.new(limit: 2147483647)
+ m.register_type %r(longblob)i, Type::Binary.new(limit: 2147483647)
+ m.register_type %r(^bigint)i, Type::Integer.new(limit: 8)
+ m.register_type %r(^int)i, Type::Integer.new(limit: 4)
+ m.register_type %r(^mediumint)i, Type::Integer.new(limit: 3)
+ m.register_type %r(^smallint)i, Type::Integer.new(limit: 2)
+ m.register_type %r(^tinyint)i, Type::Integer.new(limit: 1)
+ m.register_type %r(^float)i, Type::Float.new(limit: 24)
+ m.register_type %r(^double)i, Type::Float.new(limit: 53)
+
m.alias_type %r(tinyint\(1\))i, 'boolean' if emulate_booleans
- m.alias_type %r(enum)i, 'varchar'
m.alias_type %r(set)i, 'varchar'
m.alias_type %r(year)i, 'integer'
m.alias_type %r(bit)i, 'binary'