diff options
Diffstat (limited to 'src/backend/executor/nodeIndexscan.c')
| -rw-r--r-- | src/backend/executor/nodeIndexscan.c | 47 |
1 files changed, 24 insertions, 23 deletions
diff --git a/src/backend/executor/nodeIndexscan.c b/src/backend/executor/nodeIndexscan.c index 84ee56beb0f..9773f2341ec 100644 --- a/src/backend/executor/nodeIndexscan.c +++ b/src/backend/executor/nodeIndexscan.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/executor/nodeIndexscan.c,v 1.116 2006/07/31 20:09:04 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/executor/nodeIndexscan.c,v 1.117 2006/10/04 00:29:52 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -233,9 +233,9 @@ ExecIndexEvalRuntimeKeys(ExprContext *econtext, bool isNull; /* - * For each run-time key, extract the run-time expression and - * evaluate it with respect to the current outer tuple. We then stick - * the result into the proper scan key. + * For each run-time key, extract the run-time expression and evaluate + * it with respect to the current outer tuple. We then stick the + * result into the proper scan key. * * Note: the result of the eval could be a pass-by-ref value that's * stored in the outer scan's tuple, not in @@ -290,8 +290,8 @@ ExecIndexEvalArrayKeys(ExprContext *econtext, bool *elem_nulls; /* - * Compute and deconstruct the array expression. - * (Notes in ExecIndexEvalRuntimeKeys() apply here too.) + * Compute and deconstruct the array expression. (Notes in + * ExecIndexEvalRuntimeKeys() apply here too.) */ arraydatum = ExecEvalExpr(array_expr, econtext, @@ -317,8 +317,9 @@ ExecIndexEvalArrayKeys(ExprContext *econtext, } /* - * Note: we expect the previous array data, if any, to be automatically - * freed by resetting the per-tuple context; hence no pfree's here. + * Note: we expect the previous array data, if any, to be + * automatically freed by resetting the per-tuple context; hence no + * pfree's here. */ arrayKeys[j].elem_values = elem_values; arrayKeys[j].elem_nulls = elem_nulls; @@ -524,7 +525,7 @@ ExecInitIndexScan(IndexScan *node, EState *estate, int eflags) */ relistarget = ExecRelationIsTargetRelation(estate, node->scan.scanrelid); indexstate->iss_RelationDesc = index_open(node->indexid, - relistarget ? NoLock : AccessShareLock); + relistarget ? NoLock : AccessShareLock); /* * Initialize index-specific scan state @@ -543,7 +544,7 @@ ExecInitIndexScan(IndexScan *node, EState *estate, int eflags) &indexstate->iss_NumScanKeys, &indexstate->iss_RuntimeKeys, &indexstate->iss_NumRuntimeKeys, - NULL, /* no ArrayKeys */ + NULL, /* no ArrayKeys */ NULL); /* @@ -661,7 +662,7 @@ ExecIndexBuildScanKeys(PlanState *planstate, Relation index, /* * If there are any RowCompareExpr quals, we need extra ScanKey entries * for them, and possibly extra runtime-key entries. Count up what's - * needed. (The subsidiary ScanKey arrays for the RowCompareExprs could + * needed. (The subsidiary ScanKey arrays for the RowCompareExprs could * be allocated as separate chunks, but we have to count anyway to make * runtime_keys large enough, so might as well just do one palloc.) */ @@ -784,9 +785,9 @@ ExecIndexBuildScanKeys(PlanState *planstate, Relation index, { /* (indexkey, indexkey, ...) op (expression, expression, ...) */ RowCompareExpr *rc = (RowCompareExpr *) clause; - ListCell *largs_cell = list_head(rc->largs); - ListCell *rargs_cell = list_head(rc->rargs); - ListCell *opnos_cell = list_head(rc->opnos); + ListCell *largs_cell = list_head(rc->largs); + ListCell *rargs_cell = list_head(rc->rargs); + ListCell *opnos_cell = list_head(rc->opnos); ScanKey first_sub_key = &scan_keys[extra_scan_keys]; /* Scan RowCompare columns and generate subsidiary ScanKey items */ @@ -859,7 +860,7 @@ ExecIndexBuildScanKeys(PlanState *planstate, Relation index, opclass = index->rd_indclass->values[varattno - 1]; get_op_opclass_properties(opno, opclass, - &op_strategy, &op_subtype, &op_recheck); + &op_strategy, &op_subtype, &op_recheck); if (op_strategy != rc->rctype) elog(ERROR, "RowCompare index qualification contains wrong operator"); @@ -871,11 +872,11 @@ ExecIndexBuildScanKeys(PlanState *planstate, Relation index, */ ScanKeyEntryInitialize(this_sub_key, flags, - varattno, /* attribute number */ - op_strategy, /* op's strategy */ - op_subtype, /* strategy subtype */ - opfuncid, /* reg proc to use */ - scanvalue); /* constant */ + varattno, /* attribute number */ + op_strategy, /* op's strategy */ + op_subtype, /* strategy subtype */ + opfuncid, /* reg proc to use */ + scanvalue); /* constant */ extra_scan_keys++; } @@ -883,8 +884,8 @@ ExecIndexBuildScanKeys(PlanState *planstate, Relation index, scan_keys[extra_scan_keys - 1].sk_flags |= SK_ROW_END; /* - * We don't use ScanKeyEntryInitialize for the header because - * it isn't going to contain a valid sk_func pointer. + * We don't use ScanKeyEntryInitialize for the header because it + * isn't going to contain a valid sk_func pointer. */ MemSet(this_scan_key, 0, sizeof(ScanKeyData)); this_scan_key->sk_flags = SK_ROW_HEADER; @@ -937,7 +938,7 @@ ExecIndexBuildScanKeys(PlanState *planstate, Relation index, * initialize the scan key's fields appropriately */ ScanKeyEntryInitialize(this_scan_key, - 0, /* flags */ + 0, /* flags */ varattno, /* attribute number to scan */ strategy, /* op's strategy */ subtype, /* strategy subtype */ |