diff options
Diffstat (limited to 'src/include/nodes/plannodes.h')
| -rw-r--r-- | src/include/nodes/plannodes.h | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/src/include/nodes/plannodes.h b/src/include/nodes/plannodes.h index 2731c57948c..1cab6e03fc0 100644 --- a/src/include/nodes/plannodes.h +++ b/src/include/nodes/plannodes.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2000, PostgreSQL, Inc * Portions Copyright (c) 1994, Regents of the University of California * - * $Id: plannodes.h,v 1.38 2000/02/15 20:49:25 tgl Exp $ + * $Id: plannodes.h,v 1.39 2000/04/12 17:16:40 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -66,10 +66,13 @@ typedef struct Plan NodeTag type; /* estimated execution costs for plan (see costsize.c for more info) */ - Cost startup_cost; /* cost expended before fetching any tuples */ - Cost total_cost; /* total cost (assuming all tuples fetched) */ + Cost startup_cost; /* cost expended before fetching any + * tuples */ + Cost total_cost; /* total cost (assuming all tuples + * fetched) */ - /* planner's estimate of result size (note: LIMIT, if any, is not + /* + * planner's estimate of result size (note: LIMIT, if any, is not * considered in setting plan_rows) */ double plan_rows; /* number of rows plan is expected to emit */ @@ -183,12 +186,12 @@ typedef struct IndexScan List *indxid; List *indxqual; List *indxqualorig; - ScanDirection indxorderdir; + ScanDirection indxorderdir; IndexScanState *indxstate; } IndexScan; /* ---------------- - * tid scan node + * tid scan node * ---------------- */ typedef struct TidScan @@ -199,7 +202,7 @@ typedef struct TidScan TidScanState *tidstate; } TidScan; -/* +/* * ========== * Join nodes * ========== @@ -319,7 +322,8 @@ typedef struct Unique Plan plan; /* noname node flattened out */ Oid nonameid; int keycount; - int numCols; /* number of columns to check for uniqueness */ + int numCols; /* number of columns to check for + * uniqueness */ AttrNumber *uniqColIdx; /* indexes into the target list */ UniqueState *uniquestate; } Unique; @@ -375,10 +379,13 @@ typedef struct SubPlan List *setParam; /* non-correlated EXPR & EXISTS subqueries * have to set some Params for paren Plan */ List *parParam; /* indices of corr. Vars from parent plan */ - SubLink *sublink; /* SubLink node from parser; holds info about - * what to do with subselect's results */ + SubLink *sublink; /* SubLink node from parser; holds info + * about what to do with subselect's + * results */ + /* - * Remaining fields are working state for executor; not used in planning + * Remaining fields are working state for executor; not used in + * planning */ bool shutdown; /* TRUE = need to shutdown plan */ HeapTuple curTuple; /* copy of most recent tuple from subplan */ |