diff options
Diffstat (limited to 'lib/arel/visitors')
| -rw-r--r-- | lib/arel/visitors/mysql.rb | 4 | ||||
| -rw-r--r-- | lib/arel/visitors/to_sql.rb | 40 |
2 files changed, 29 insertions, 15 deletions
diff --git a/lib/arel/visitors/mysql.rb b/lib/arel/visitors/mysql.rb index 4db5a94019..ec9d91f8ce 100644 --- a/lib/arel/visitors/mysql.rb +++ b/lib/arel/visitors/mysql.rb @@ -32,7 +32,9 @@ module Arel # :'( # http://dev.mysql.com/doc/refman/5.0/en/select.html#id3482214 def visit_Arel_Nodes_SelectStatement o, a - o.limit = Arel::Nodes::Limit.new(18446744073709551615) if o.offset && !o.limit + if o.offset && !o.limit + o.limit = Arel::Nodes::Limit.new(Nodes.build_quoted(18446744073709551615)) + end super end diff --git a/lib/arel/visitors/to_sql.rb b/lib/arel/visitors/to_sql.rb index 236f0354b1..69c82e792a 100644 --- a/lib/arel/visitors/to_sql.rb +++ b/lib/arel/visitors/to_sql.rb @@ -116,6 +116,14 @@ module Arel o.alias ? " AS #{visit o.alias, a}" : ''}" end + def visit_Arel_Nodes_Casted o, a + quoted o.val, o.attribute + end + + def visit_Arel_Nodes_Quoted o, a + quoted o.expr, nil + end + def visit_Arel_Nodes_True o, a "TRUE" end @@ -562,20 +570,24 @@ module Arel quote(o, column_for(a)) end - alias :visit_ActiveSupport_Multibyte_Chars :quoted - alias :visit_ActiveSupport_StringInquirer :quoted - alias :visit_BigDecimal :quoted - alias :visit_Class :quoted - alias :visit_Date :quoted - alias :visit_DateTime :quoted - alias :visit_FalseClass :quoted - alias :visit_Float :quoted - alias :visit_Hash :quoted - alias :visit_NilClass :quoted - alias :visit_String :quoted - alias :visit_Symbol :quoted - alias :visit_Time :quoted - alias :visit_TrueClass :quoted + def unsupported o, a + raise "unsupported: #{o.class.name}" + end + + alias :visit_ActiveSupport_Multibyte_Chars :unsupported + alias :visit_ActiveSupport_StringInquirer :unsupported + alias :visit_BigDecimal :unsupported + alias :visit_Class :unsupported + alias :visit_Date :unsupported + alias :visit_DateTime :unsupported + alias :visit_FalseClass :unsupported + alias :visit_Float :unsupported + alias :visit_Hash :unsupported + alias :visit_NilClass :unsupported + alias :visit_String :unsupported + alias :visit_Symbol :unsupported + alias :visit_Time :unsupported + alias :visit_TrueClass :unsupported def visit_Arel_Nodes_InfixOperation o, a "#{visit o.left, a} #{o.operator} #{visit o.right, a}" |