Bug 505826: Allow boolean searches on the Comment field in Oracle.

Patch by Xiaoou Wu <xiaoou.wu@oracle.com> r=mkanat, a=mkanat

diff --git a/Bugzilla/DB/Oracle.pm b/Bugzilla/DB/Oracle.pm
index 4f19269a694f5f3a0782b7b107af2b4f8e5dcf17..8018233720c175e17bd3adf5c7f38d0247652298 100644 (file)
--- a/Bugzilla/DB/Oracle.pm
+++ b/Bugzilla/DB/Oracle.pm
@@ -347,6 +347,10 @@ sub adjust_statement {
         
         # Oracle need no 'AS'
         $nonstring =~ s/\bAS\b//ig;
+        
+        # Take the first 4000 chars for comparison  
+        $nonstring =~ s/\(\s*(longdescs_\d+\.thetext|attachdata_\d+\.thedata)/
+                      \(DBMS_LOB.SUBSTR\($1, 4000, 1\)/ig;
 
         # Look for a LIMIT clause
         ($limit) = ($nonstring =~ m(/\* LIMIT (\d*) \*/)o);