| /********************************************************************** |
| // @@@ START COPYRIGHT @@@ |
| // |
| // 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. |
| // |
| // @@@ END COPYRIGHT @@@ |
| **********************************************************************/ |
| /* -*-C++-*- |
| **************************************************************************** |
| * |
| * File: ComTdbSplitTop.cpp |
| * Description: Split top tdb (for parallel execution) |
| * |
| * Created: 5/6/98 |
| * Language: C++ |
| * |
| * |
| * |
| * |
| **************************************************************************** |
| */ |
| |
| #include "ComTdbSplitTop.h" |
| #include "ComTdbCommon.h" |
| #include "PartInputDataDesc.h" |
| |
| // ----------------------------------------------------------------------- |
| // Methods for class ComTdbSplitTop |
| // ----------------------------------------------------------------------- |
| |
| ComTdbSplitTop::ComTdbSplitTop(ComTdb *child, |
| ex_expr *childInputPartFunction, |
| Lng32 inputPartAtpIndex, |
| ex_expr *mergeKeyExpr, |
| Lng32 mergeKeyAtpIndex, |
| Lng32 mergeKeyLength, |
| ExPartInputDataDesc *partInputDataDesc, |
| Lng32 partInputDataAtpIndex, |
| Lng32 paPartNoAtpIndex, |
| ex_cri_desc *criDescDown, |
| ex_cri_desc *criDescUp, |
| ex_cri_desc *downCriDesc, |
| ex_cri_desc *workCriDesc, |
| NABoolean bufferedInserts, |
| queue_index fromParent, |
| queue_index toParent, |
| Cardinality estimatedRowCount, |
| Lng32 bottomNumParts, |
| Int32 streamTimeout, |
| Lng32 sidNumBuffers, |
| ULng32 sidBufferSize |
| ) : |
| ComTdb(ex_SPLIT_TOP, |
| eye_SPLIT_TOP, |
| estimatedRowCount, |
| criDescDown, |
| criDescUp, |
| fromParent, |
| toParent, |
| sidNumBuffers, |
| sidBufferSize) |
| |
| { |
| child_ = child; |
| childInputPartFunction_ = childInputPartFunction; |
| inputPartAtpIndex_ = inputPartAtpIndex; |
| mergeKeyExpr_ = mergeKeyExpr; |
| mergeKeyAtpIndex_ = mergeKeyAtpIndex; |
| mergeKeyLength_ = mergeKeyLength; |
| partInputDataDesc_ = partInputDataDesc; |
| partInputDataAtpIndex_ = partInputDataAtpIndex; |
| paPartNoAtpIndex_ = paPartNoAtpIndex; |
| downCriDesc_ = downCriDesc; |
| workCriDesc_ = workCriDesc; |
| bottomNumParts_ = bottomNumParts; |
| |
| splitTopFlags_ = 0x0; |
| |
| if (bufferedInserts) |
| splitTopFlags_ |= BUFFERED_INSERTS; |
| |
| streamTimeout_ = streamTimeout; |
| } |
| |
| // LCOV_EXCL_START |
| Int32 ComTdbSplitTop::orderedQueueProtocol() const |
| { |
| return TRUE; |
| } // these 3 lines won't be covered, obsolete but not in the list yet |
| // LCOV_EXCL_STOP |
| |
| // LCOV_EXCL_START |
| void ComTdbSplitTop::display() const |
| { |
| } // these 3 lines won't be covered, used by Windows GUI only |
| // LCOV_EXCL_STOP |
| |
| const ComTdb* ComTdbSplitTop::getChild(Int32 pos) const |
| { |
| return child_; |
| } |
| |
| Int32 ComTdbSplitTop::numChildren() const |
| { |
| return 1; |
| } |
| |
| Int32 ComTdbSplitTop::numExpressions() const |
| { |
| return 2; |
| } |
| |
| ex_expr* ComTdbSplitTop::getExpressionNode(Int32 pos) |
| { |
| if (pos == 0) |
| return childInputPartFunction_; |
| else if (pos == 1) |
| return mergeKeyExpr_; |
| else |
| return NULL; |
| } |
| |
| const char * ComTdbSplitTop::getExpressionName(Int32 pos) const |
| { |
| if (pos == 0) |
| return "childInputPartFunction_"; |
| else if (pos == 1) |
| return "mergeKeyExpr_"; |
| else |
| return NULL; |
| } |
| |
| Long ComTdbSplitTop::pack(void * space) |
| { |
| child_.pack(space); |
| mergeKeyExpr_.pack(space); |
| childInputPartFunction_.pack(space); |
| partInputDataDesc_.pack(space); |
| downCriDesc_.pack(space); |
| workCriDesc_.pack(space); |
| extractProducerInfo_.pack(space); |
| return ComTdb::pack(space); |
| } |
| |
| Lng32 ComTdbSplitTop::unpack(void * base, void * reallocator) |
| { |
| if(child_.unpack(base, reallocator)) return -1; |
| if(childInputPartFunction_.unpack(base, reallocator)) return -1; |
| if(mergeKeyExpr_.unpack(base, reallocator)) return -1; |
| if(partInputDataDesc_.unpack(base, reallocator)) return -1; |
| if(downCriDesc_.unpack(base, reallocator)) return -1; |
| if(workCriDesc_.unpack(base, reallocator)) return -1; |
| if(extractProducerInfo_.unpack(base, reallocator)) return -1; |
| return ComTdb::unpack(base, reallocator); |
| } |
| |
| void ComTdbSplitTop::displayContents(Space *space, ULng32 flag) |
| { |
| ComTdb::displayContents(space, flag & 0xFFFFFFFE); |
| |
| if (flag & 0x00000008) |
| { |
| char buf[256]; |
| |
| str_sprintf(buf, "\nFor ComTdbSplitTop :\nFlags = %b ",flags_); |
| space->allocateAndCopyToAlignedSpace(buf, str_len(buf), sizeof(short)); |
| |
| str_sprintf(buf, "splitTopFlags_ = %b", (Lng32) splitTopFlags_); |
| space->allocateAndCopyToAlignedSpace(buf, str_len(buf), sizeof(short)); |
| |
| str_sprintf(buf, "bottomNumParts_ = %d", (Int32) bottomNumParts_); |
| space->allocateAndCopyToAlignedSpace(buf, str_len(buf), sizeof(short)); |
| |
| if (splitTopFlags_ & EXTRACT_PRODUCER) |
| { |
| str_sprintf(buf, "This is a parallel extract producer"); |
| space->allocateAndCopyToAlignedSpace(buf, str_len(buf), sizeof(short)); |
| |
| const char *key = getExtractSecurityKey(); |
| str_sprintf(buf, "Security key = %s", (key ? key : "(NULL)")); |
| space->allocateAndCopyToAlignedSpace(buf, str_len(buf), sizeof(short)); |
| } |
| |
| str_sprintf(buf, "Exchange uses SeaMonster: %s", |
| getExchangeUsesSM() ? "yes" : "no"); |
| space->allocateAndCopyToAlignedSpace(buf, str_len(buf), sizeof(short)); |
| } |
| |
| if (flag & 0x00000001) |
| { |
| displayExpression(space,flag); |
| displayChildren(space,flag); |
| } |
| } |