| /* |
| * 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. |
| */ |
| /*------------------------------------------------------------------------- |
| * |
| * nodeExternalscan.h |
| * |
| *------------------------------------------------------------------------- |
| */ |
| #ifndef NODEEXTERNALSCAN_H |
| #define NODEEXTERNALSCAN_H |
| |
| #include "nodes/execnodes.h" |
| |
| extern int ExecCountSlotsExternalScan(ExternalScan *node); |
| extern ExternalScanState *ExecInitExternalScan(ExternalScan *node, EState *estate, int eflags); |
| extern TupleTableSlot *ExecExternalScan(ExternalScanState *node); |
| extern void ExecEndExternalScan(ExternalScanState *node); |
| extern void ExecStopExternalScan(ExternalScanState *node); |
| extern void ExecExternalReScan(ExternalScanState *node, ExprContext *exprCtxt); |
| extern void ExecEagerFreeExternalScan(ExternalScanState *node); |
| |
| enum { |
| GPMON_EXTSCAN_RESCAN = GPMON_QEXEC_M_NODE_START, |
| GPMON_EXTSCAN_TOTAL, |
| }; |
| |
| static inline gpmon_packet_t *GpmonPktFromExtScanState(ExternalScanState *node) |
| { |
| return &node->ss.ps.gpmon_pkt; |
| } |
| |
| |
| #endif /* NODEEXTERNALSCAN_H */ |