Mention increasing sort_mem during a restore.

diff --git a/doc/src/sgml/runtime.sgml b/doc/src/sgml/runtime.sgml
index bab8d2751d40bc1b6809842af507670c7dee3fec..1f28e21559f283dfa5e8c36188276f55ef5f488f 100644 (file)
--- a/doc/src/sgml/runtime.sgml
+++ b/doc/src/sgml/runtime.sgml
@@ -1,5 +1,5 @@
 
 
 
@@ -887,7 +887,9 @@ SET ENABLE_SEQSCAN TO OFF;
         times the value of SORT_MEM. Sort operations are used
         by ORDER BY, merge joins, and CREATE INDEX.
         Hash tables are used in hash joins, hash-based aggregation, and
-        hash-based processing of IN subqueries.
+        hash-based processing of IN subqueries.  Because 
+        CREATE INDEX is used when restoring a database, it might
+        be good to temporary increase this value during a restore.