diff options
Diffstat (limited to 'activerecord/lib/active_record/connection_adapters')
-rwxr-xr-x | activerecord/lib/active_record/connection_adapters/mysql_adapter.rb | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb index c37bfd3e81..6432c3cfee 100755 --- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb @@ -112,6 +112,23 @@ module ActiveRecord super end + def extract_limit(sql_type) + if sql_type =~ /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 + 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, |