| /********************************************************************** |
| // @@@ 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 @@@ |
| **********************************************************************/ |
| #ifndef COMMVATTRIBUTEBITMAP_H |
| #define COMMVATTRIBUTEBITMAP_H |
| /* -*-C++-*- |
| ***************************************************************************** |
| * |
| * File: ComMvAttributeBitmap.h |
| * Description: |
| * |
| * Created: 04/04/2000 |
| * Language: C++ |
| * |
| * |
| * |
| ***************************************************************************** |
| */ |
| |
| #include "ComSmallDefs.h" |
| |
| class ComMvAttributeBitmap : public NABasicObject |
| { |
| public: |
| |
| enum Result |
| { |
| ATTRIBUTE_SET, |
| NO_CHAGE, |
| INTERNAL_ERROR |
| }; |
| |
| ComMvAttributeBitmap() |
| : bitmap_(0) |
| {} |
| |
| void initBitmap(ComSInt32 initialiVal); |
| |
| ComSInt32 getBitmap() const; |
| |
| void trace(); |
| |
| Result setLogsCreatedOnMVCreation(); |
| Result setLogCreated(); |
| Result setLastOnRequestMvOnMe(); |
| |
| Result setIsAnMv(NABoolean value); |
| |
| Result setInitOnStmtMvOnMe(NABoolean value); |
| |
| // BASE TABLE ATTRIBS |
| void clearBaseTableAttributes(); |
| |
| Result setRangeLogType(ComRangeLogType rangeLogType); |
| Result setInsertLog(NABoolean value); |
| Result setLockOnRefresh(NABoolean value); |
| Result setMvsAllowed(ComMvsAllowed mvsAllowedType); |
| |
| // MV ATTRIBS |
| void clearMvAttributes(); |
| |
| Result setEnableRewrite(NABoolean value); |
| Result setMvStatus(ComMVStatus value); |
| Result setMvAudit(ComMvAuditType value); |
| |
| ComMvsAllowed getMvsAllowed() const; |
| ComRangeLogType getRangeLogType() const; |
| ComMVStatus getMvStatus() const; |
| ComMvAuditType getMvAuditType() const; |
| |
| inline NABoolean getIsAnMv() const |
| { return IsBitSet(IS_AN_MV); } |
| |
| inline NABoolean getIsInsertLog() const |
| { return IsBitSet(INSERTLOG); } |
| |
| inline NABoolean getIsLockOnRefresh() const |
| { return IsBitSet(LOCKONREFRESH); } |
| |
| inline NABoolean getIsEnableRewrite() const |
| { return IsBitSet(ENABLE_REWRITE); } |
| |
| inline NABoolean getIsMvUnInitialized() const |
| { return !IsBitSet(MV_INITIALIZED); } |
| |
| inline NABoolean getIsMvUnAvailable() const |
| { return IsBitSet(MV_UNAVAILABLE); } |
| |
| inline NABoolean getLogCreatedOnMVCreation() const |
| { return IsBitSet(LOGS_ON_CREATION); } |
| |
| inline NABoolean getLoggingRequired() const |
| { return IsBitSet(LOGGING_REQUIRED); } |
| |
| // Note: mixed is auto logging but not auto range logging. |
| inline NABoolean getAutomaticRangeLoggingRequired() const |
| { return (IsBitSet(LOGGING_REQUIRED | AUTO_RANGELOG) ); } |
| |
| // exclude from coverage since this method is used for similarity |
| // check and now we use AQR instead |
| inline NABoolean getInitOnStmtMvOnMe() const |
| { return (IsBitSet(INIT_ON_STMT_ON_ME)); } |
| |
| // exclude from coverage since Range Logging is not supported |
| inline NABoolean getEnableMVLOGExecution() const |
| { |
| return (IsBitSet(MVS_ON_ME | MANUAL_RANGELOG) || |
| IsBitSet(MVS_ON_ME | MIXED_RANGELOG) ); |
| } |
| |
| private: |
| |
| enum MvBitmapValues |
| { |
| // What is the logging status for this base table? |
| NO_LOGS = 0x00000000, |
| LOGS_CREATED = 0x00000001, |
| LOGS_ON_CREATION = 0x00000002, |
| LOGGING_REQUIRED = 0x00000004, |
| MVS_ON_ME = 0x00000010, |
| |
| // Is an initialized ON STATEMENT MV is defined on me? |
| NO_INIT_ON_STMT_ON_ME = 0x00000000, |
| INIT_ON_STMT_ON_ME = 0x00000020, |
| |
| // Is this base table also an MV? |
| NOT_AN_MV = 0x00000000, |
| IS_AN_MV = 0x00000040, |
| |
| // The value of the base table's RANGELOG attribute. |
| NO_RANGELOG = 0x00000000, |
| MANUAL_RANGELOG = 0x00000100, |
| AUTO_RANGELOG = 0x00000200, |
| MIXED_RANGELOG = 0x00000400, |
| |
| // Was this base table defined with the INSERTLOG attribute? |
| NO_INSERTLOG = 0x00000000, |
| INSERTLOG = 0x00001000, |
| |
| // Was this base table defined with the NO LOCKONREFRESH attribute? |
| NO_LOCKONREFRESH = 0x00000000, |
| LOCKONREFRESH = 0x00002000, |
| |
| // Is query rewrite disabled for this MV? |
| DISABLE_REWRITE = 0x00000000, |
| ENABLE_REWRITE = 0x00004000, |
| |
| // What type of MVs are allowed on this base table? |
| NO_MVS_ALLOWED = 0x00000000, |
| ALL_MVS_ALLOWED = 0x00070000, |
| ONSTATEMENT_MVS_ALLOWED = 0x00010000, |
| ONREQUEST_MVS_ALLOWED = 0x00020000, |
| RECOMPUTE_MVS_ALLOWED = 0x00040000, |
| |
| // What is the status of this MV? |
| MV_NOT_INITIALIZED = 0x00000000, |
| MV_INITIALIZED = 0x00100000, |
| MV_UNAVAILABLE = 0x00200000, |
| |
| // What is the audit mose for this MV? |
| MV_NO_AUDIT = 0x00000000, |
| MV_AUDIT = 0x01000000, |
| MV_NO_AUDITONREFRESH = 0x02000000, |
| |
| LAST_LOG_ATTRIBUTE = 0x77777777 |
| }; |
| |
| enum BitmapMasks |
| { |
| LOGS_STATUS_MASK = 0x00000017, |
| IS_INIT_ON_STMT_ON_ME_MASK = 0x00000020, |
| IS_MV_MASK = 0x00000040, |
| RANGE_LOGGING_MASK = 0x00000700, |
| INSERT_LOGGING_MASK = 0x00001000, |
| LOCKONREFRESH_MASK = 0x00002000, |
| REWRITE_MASK = 0x00004000, |
| MVS_ALLOWED_MASK = 0x00070000, |
| MVSTATUS_MASK = 0x00300000, |
| MV_AUDIT_MASK = 0x03000000, |
| |
| |
| BASE_TABLE_ATTRIBUTES_MASK = ( RANGE_LOGGING_MASK | |
| INSERT_LOGGING_MASK | |
| LOCKONREFRESH_MASK | |
| MVS_ALLOWED_MASK ), |
| |
| MV_ATTRIBUTES_MASK = ( REWRITE_MASK | |
| MVSTATUS_MASK | |
| MV_AUDIT_MASK ), |
| |
| LAST_BITMAP_MASK = 0x77777777 |
| }; |
| |
| inline NABoolean IsBitSet(ComSInt32 flag) const |
| { return ((bitmap_ & flag) == flag) ? TRUE : FALSE; } |
| inline void SetBit(ComSInt32 flag) { bitmap_ |= flag; } |
| inline void ClearBit(ComSInt32 flag) { bitmap_ &= ~flag; } |
| inline void ClearMask(ComSInt32 mask) { bitmap_ &= ~mask; } |
| |
| ComSInt32 bitmap_; |
| }; |
| |
| |
| #endif // COMMVATTRIBUTEBITMAP_H |
| |
