From 99ed99bb5178655238add0bfc45e36c2a5686daf Mon Sep 17 00:00:00 2001 From: Victor Costan Date: Wed, 9 May 2012 23:38:24 -0400 Subject: Postgresql doesn't accept limits on binary (bytea) columns. --- .../connection_adapters/postgresql_adapter.rb | 27 +++++++++++++++------- 1 file changed, 19 insertions(+), 8 deletions(-) (limited to 'activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb') diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb index 4d5459939b..5ec1ffd704 100644 --- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb @@ -1216,14 +1216,25 @@ module ActiveRecord # Maps logical Rails types to PostgreSQL-specific data types. def type_to_sql(type, limit = nil, precision = nil, scale = nil) - return super unless type.to_s == 'integer' - return 'integer' unless limit - - case limit - when 1, 2; 'smallint' - when 3, 4; 'integer' - when 5..8; 'bigint' - else raise(ActiveRecordError, "No integer type has byte size #{limit}. Use a numeric with precision 0 instead.") + case type.to_s + when 'binary' + # PostgreSQL doesn't support limits on binary (bytea) columns. + # The hard limit is 1Gb, because of a 32-bit size field, and TOAST. + case limit + when nil, 0..0x3fffffff; super(type) + else raise(ActiveRecordError, "No binary type has byte size #{limit}.") + end + when 'integer' + return 'integer' unless limit + + case limit + when 1, 2; 'smallint' + when 3, 4; 'integer' + when 5..8; 'bigint' + else raise(ActiveRecordError, "No integer type has byte size #{limit}. Use a numeric with precision 0 instead.") + end + else + super end end -- cgit v1.2.3