diff options
Diffstat (limited to 'src/include/nodes/execnodes.h')
| -rw-r--r-- | src/include/nodes/execnodes.h | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/src/include/nodes/execnodes.h b/src/include/nodes/execnodes.h index 44aa8b8ace5..47e6e40b7c2 100644 --- a/src/include/nodes/execnodes.h +++ b/src/include/nodes/execnodes.h @@ -6,7 +6,7 @@ * * Copyright (c) 1994, Regents of the University of California * - * $Id: execnodes.h,v 1.37 1999/10/17 22:15:07 tgl Exp $ + * $Id: execnodes.h,v 1.38 1999/11/23 20:07:02 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -414,6 +414,37 @@ typedef struct IndexScanState HeapTupleData iss_htup; } IndexScanState; +/* ---------------- + * TidScanState information + * + *| tid scans don't use CommonScanState because + *| the underlying AM abstractions for heap scans and + *| tid scans are too different.. It would be nice + *| if the current abstraction was more useful but ... -cim 10/15/89 + * + * TidPtr current tid in use + * NumTids number of tids in this scan + * tidList evaluated item pointers + * + * CommonState information + * + * OuterTupleSlot pointer to slot containing current "outer" tuple + * ResultTupleSlot pointer to slot in tuple table for projected tuple + * ExprContext node's current expression context + * ProjInfo info this node uses to form tuple projections + * NumScanAttributes size of ScanAttributes array + * ScanAttributes attribute numbers of interest in this tuple + * ---------------- + */ +typedef struct TidScanState +{ + CommonState cstate; /* its first field is NodeTag */ + int tss_NumTids; + int tss_TidPtr; + int tss_MarkTidPtr; + ItemPointer *tss_TidList; + HeapTupleData tss_htup; +} TidScanState; /* ---------------------------------------------------------------- * Join State Information |