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authorRaimonds Simanovskis <raimonds.simanovskis@gmail.com>2010-10-21 11:22:48 +0300
committerRaimonds Simanovskis <raimonds.simanovskis@gmail.com>2010-10-21 11:22:48 +0300
commitec6ac6654ed7eb678bb0b8f58fe3e7d9b932e297 (patch)
tree93774c0a73e521476d0ecab1de9e09d7d7606a8e /lib/arel/visitors/oracle.rb
parentc66f025a8ebfd1d75ac6c5082df5cb4176f3a7bf (diff)
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generate correct select if only offset is present (in Oracle)
Diffstat (limited to 'lib/arel/visitors/oracle.rb')
-rw-r--r--lib/arel/visitors/oracle.rb14
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/arel/visitors/oracle.rb b/lib/arel/visitors/oracle.rb
index c691ce294e..212c18ada4 100644
--- a/lib/arel/visitors/oracle.rb
+++ b/lib/arel/visitors/oracle.rb
@@ -40,6 +40,20 @@ module Arel
return "SELECT * FROM (#{super(o)}) WHERE ROWNUM <= #{limit}"
end
+ if o.offset
+ o = o.dup
+ offset = o.offset
+ o.offset = nil
+ sql = super(o)
+ return <<-eosql
+ SELECT * FROM (
+ SELECT raw_sql_.*, rownum raw_rnum_
+ FROM (#{sql}) raw_sql_
+ )
+ WHERE #{visit offset}
+ eosql
+ end
+
super
end