105 lines
2.5 KiB
C++
105 lines
2.5 KiB
C++
/*
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Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef ALTER_TAB_HPP
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#define ALTER_TAB_HPP
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#include "SignalData.hpp"
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#include "GlobalSignalNumbers.h"
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#define JAM_FILE_ID 72
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struct AlterTabReq {
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STATIC_CONST( SignalLength = 12 );
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enum RequestType {
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AlterTablePrepare = 0, // Prepare alter table
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AlterTableCommit = 1, // Commit alter table
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AlterTableRevert = 2, // Prepare failed, revert instead
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AlterTableComplete = 3,
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AlterTableWaitScan = 4,
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AlterTableSumaEnable = 5,
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AlterTableSumaFilter = 6
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,AlterTableReadOnly = 7 // From TUP to LQH before mtoib
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,AlterTableReadWrite = 8 // From TUP to LQH after mtoib
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};
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Uint32 senderRef;
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Uint32 senderData;
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Uint32 requestType;
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Uint32 tableId;
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Uint32 tableVersion;
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Uint32 newTableVersion;
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Uint32 gci;
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Uint32 changeMask;
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/* Only used when sending to TUP. */
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Uint32 connectPtr;
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Uint32 noOfNewAttr;
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Uint32 newNoOfCharsets;
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union {
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Uint32 newNoOfKeyAttrs;
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Uint32 new_map_ptr_i;
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};
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SECTION( DICT_TAB_INFO = 0 );
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SECTION( FRAGMENTATION = 1 );
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/*
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When sent to DICT, the first section contains the new table definition.
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When sent to TUP, the first section contains the new attributes.
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*/
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};
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struct AlterTabConf {
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STATIC_CONST( SignalLength = 3 );
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Uint32 senderRef;
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Uint32 senderData;
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/* Only used when sent from TUP. */
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Uint32 connectPtr;
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};
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struct AlterTabRef {
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STATIC_CONST( SignalLength = 7 );
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Uint32 senderRef;
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Uint32 senderData;
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Uint32 errorCode;
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Uint32 errorLine;
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Uint32 errorKey;
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Uint32 errorStatus;
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Uint32 connectPtr;
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};
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/*
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This union can be used to safely refer to a signal data part
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simultaneously as AlterTab{Req,Ref,Conf} without violating the
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strict aliasing rule.
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*/
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union AlterTabAll {
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AlterTabReq req;
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AlterTabRef ref;
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AlterTabConf conf;
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};
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#undef JAM_FILE_ID
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#endif
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