| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| /* |
| * nodeTableScan.h |
| * |
| */ |
| #ifndef NODETABLESCAN_H |
| #define NODETABLESCAN_H |
| |
| #include "nodes/execnodes.h" |
| |
| extern int ExecCountSlotsTableScan(TableScan *node); |
| extern TableScanState *ExecInitTableScan(TableScan *node, EState *estate, int eflags); |
| extern TupleTableSlot *ExecTableScan(TableScanState *node); |
| extern void ExecEndTableScan(TableScanState *node); |
| extern void ExecTableMarkPos(TableScanState *node); |
| extern void ExecTableRestrPos(TableScanState *node); |
| extern void ExecTableReScan(TableScanState *node, ExprContext *exprCtxt); |
| extern void ExecEagerFreeTableScan(TableScanState *node); |
| |
| enum |
| { |
| GPMON_TABLESCAN_PAGE = GPMON_QEXEC_M_NODE_START, |
| GPMON_TABLESCAN_RESTOREPOS, |
| GPMON_TABLESCAN_RESCAN, |
| GPMON_TABLESCAN_TOTAL, |
| }; |
| |
| static inline gpmon_packet_t * GpmonPktFromTableScanState(TableScanState *node) |
| { |
| return &node->ss.ps.gpmon_pkt; |
| } |
| |
| #endif |