77 * Portions Copyright (c) 1996-2000, PostgreSQL, Inc
88 * Portions Copyright (c) 1994, Regents of the University of California
99 *
10- * $Id: htup.h,v 1.37 2000/10/24 09:56:23 vadim Exp $
10+ * $Id: htup.h,v 1.38 2000/11/14 20:47:34 tgl Exp $
1111 *
1212 *-------------------------------------------------------------------------
1313 */
@@ -167,7 +167,7 @@ typedef struct xl_heap_update
167167#define TableOidAttributeNumber (-7)
168168#define FirstLowInvalidHeapAttributeNumber (-8)
169169
170- /* If you make any changes above, the orderoff offsets in this must change */
170+ /* If you make any changes above, the orderof offsets in this must change */
171171extern long heap_sysoffset [];
172172
173173/*
@@ -181,16 +181,16 @@ extern long heap_sysoffset[];
181181 *
182182 * Change for 7.0:
183183 * Up to now t_data could be NULL, the memory location directly following
184- * HeapTupleData or pointing into a buffer. Now, it could also point to
184+ * HeapTupleData, or pointing into a buffer. Now, it could also point to
185185 * a separate allocation that was done in the t_datamcxt memory context.
186186 */
187187typedef struct HeapTupleData
188188{
189189uint32 t_len ;/* length of *t_data */
190190ItemPointerData t_self ;/* SelfItemPointer */
191- Oid tableOid ;/* */
192- MemoryContext t_datamcxt ;/* */
193- HeapTupleHeader t_data ;/* */
191+ Oid tableOid ;/* table the tuple came from */
192+ MemoryContext t_datamcxt ;/* mcxt in which allocated */
193+ HeapTupleHeader t_data ;/* -> tuple header and data */
194194}HeapTupleData ;
195195
196196typedef HeapTupleData * HeapTuple ;