Comment changes.  Change the use of BTree so that either the key is
an integer or the data is empty. (CVS 337)

FossilOrigin-Name: 18e606f7486eb3a4ab128504d88a44f53d39e5b2
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index ef7021b..ead834a 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -11,7 +11,7 @@
 *************************************************************************
 ** Internal interface definitions for SQLite.
 **
-** @(#) $Id: sqliteInt.h,v 1.73 2001/12/21 14:30:43 drh Exp $
+** @(#) $Id: sqliteInt.h,v 1.74 2001/12/31 02:48:51 drh Exp $
 */
 #include "sqlite.h"
 #include "hash.h"
@@ -230,7 +230,7 @@
   char *zName;     /* Name of the table */
   int nCol;        /* Number of columns in this table */
   Column *aCol;    /* Information about each column */
-  int iPKey;       /* Use this column as the record-number for each row */
+  int iPKey;       /* If not less then 0, use aCol[iPKey] as the primary key */
   Index *pIndex;   /* List of SQL indexes on this table. */
   int tnum;        /* Page containing root for this table */
   u8 readOnly;     /* True if this table should not be written by the user */