Added cursor.itersize

The value is used to control the number of records to fetch per network
roundtrip in named cursors iteration. Used to avoid the inefficient
arraysize default of 1 without giving this value the magic meaning of
2000.

1 files changed, 1 insertions, 0 deletions

diff --git a/psycopg/cursor.h b/psycopg/cursor.h
index 92a122b..395c561 100644
--- a/psycopg/cursor.h
+++ b/psycopg/cursor.h
@@ -45,6 +45,7 @@ typedef struct {
     long int rowcount;       /* number of rows affected by last execute */
     long int columns;        /* number of columns fetched from the db */
     long int arraysize;      /* how many rows should fetchmany() return */
+    long int itersize;       /* how many rows should iter(cur) fetch in named cursors */
     long int row;            /* the row counter for fetch*() operations */
     long int mark;           /* transaction marker, copied from conn */