X-Git-Url: https://git.cyclocoop.org/%28%28?a=blobdiff_plain;f=maintenance%2Fmssql%2Ftables.sql;h=ba1f752b7237e64ea04cfb9ac437d0c233880900;hb=c585ec5ed688a4359448a12529cd6b6d1b82aad0;hp=256ee364d6c3d948273f1b9428ce5daaee1193e1;hpb=37751ee23e7b7019307eafe36f18c8450bf2e420;p=lhc%2Fweb%2Fwiklou.git

diff --git a/maintenance/mssql/tables.sql b/maintenance/mssql/tables.sql
index 256ee364d6..ba1f752b72 100644
--- a/maintenance/mssql/tables.sql
+++ b/maintenance/mssql/tables.sql
@@ -389,11 +389,18 @@ CREATE TABLE /*_*/externallinks (
   -- which allows for fast searching for all pages under example.com with the
   -- clause:
   --      WHERE el_index LIKE 'http://com.example.%'
-  el_index nvarchar(450) NOT NULL
+  el_index nvarchar(450) NOT NULL,
+
+  -- This is el_index truncated to 60 bytes to allow for sortable queries that
+  -- aren't supported by a partial index.
+  -- @todo Drop the default once this is deployed everywhere and code is populating it.
+  el_index_60 varbinary(60) NOT NULL default ''
 );
 
 CREATE INDEX /*i*/el_from ON /*_*/externallinks (el_from);
 CREATE INDEX /*i*/el_index ON /*_*/externallinks (el_index);
+CREATE INDEX /*i*/el_index_60 ON /*_*/externallinks (el_index_60, el_id);
+CREATE INDEX /*i*/el_from_index_60 ON /*_*/externallinks (el_from, el_index_60, el_id);
 -- el_to index intentionally not added; we cannot index nvarchar(max) columns,
 -- but we also cannot restrict el_to to a smaller column size as the external
 -- link may be larger.