Modifications to add support for more SQL statements.
git-svn-id: https://svn.code.sf.net/p/flaim/code/trunk@634 0109f412-320b-0410-ab79-c3e0c5ffbbe6
This commit is contained in:
dsandersoremutah
258
sql/src/rfl.cpp
258
sql/src/rfl.cpp
@@ -5267,24 +5267,24 @@ Exit:
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/********************************************************************
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Desc:
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*********************************************************************/
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RCODE F_Rfl::recovInsertRow(
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RCODE F_Rfl::getColumnValues(
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F_Db * pDb,
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const FLMBYTE * pucPacketBody,
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FLMUINT uiPacketBodyLen,
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eRestoreAction * peAction)
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F_TABLE * pTable,
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F_COLUMN_VALUE ** ppFirstColValue,
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FLMUINT * puiNumColumnValues)
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{
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RCODE rc = NE_SFLM_OK;
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FLMUINT uiTableNum;
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FLMUINT uiPacketType;
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F_COLUMN_VALUE * pColumnValue;
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F_COLUMN_VALUE * pFirstColValue;
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F_COLUMN_VALUE * pLastColValue;
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FLMUINT uiNumColumnValues;
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const FLMBYTE * pucEnd = pucPacketBody + uiPacketBodyLen;
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F_COLUMN_VALUE * pFirstColValue = NULL;
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F_COLUMN_VALUE * pLastColValue = NULL;
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FLMUINT uiNumColumnValues = 0;
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const FLMBYTE * pucPacketBody = NULL;
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const FLMBYTE * pucEnd = NULL;
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FLMUINT uiPacketBodyLen;
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FLMUINT uiIVLen;
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FLMBOOL bHitEnd;
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FLMUINT uiColumnNum;
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F_TABLE * pTable;
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F_COLUMN * pColumn;
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F_ENCDEF * pTableEncDef;
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F_ENCDEF * pEncDef;
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@@ -5294,26 +5294,9 @@ RCODE F_Rfl::recovInsertRow(
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FLMUINT uiEncLen;
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FLMBYTE ucIV [16];
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// Get the table number from the packet
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if (RC_BAD( rc = f_decodeSEN( &pucPacketBody, pucEnd, &uiTableNum)))
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{
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goto Exit;
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}
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if ((pTable = pDb->m_pDict->getTable( uiTableNum)) == NULL ||
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pTable->bSystemTable)
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{
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rc = RC_SET( NE_SFLM_BAD_RFL_PACKET);
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goto Exit;
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}
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pTableEncDef = (pTable->lfInfo.uiEncDefNum)
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? pDb->m_pDict->getEncDef( pTable->lfInfo.uiEncDefNum)
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: (F_ENCDEF *)NULL;
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pFirstColValue = NULL;
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pLastColValue = NULL;
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pucPacketBody = pucEnd = NULL;
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uiNumColumnValues = 0;
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for (;;)
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{
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@@ -5532,6 +5515,49 @@ RCODE F_Rfl::recovInsertRow(
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}
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}
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}
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Exit:
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*ppFirstColValue = pFirstColValue;
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*puiNumColumnValues = uiNumColumnValues;
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return( rc);
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}
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/********************************************************************
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Desc:
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*********************************************************************/
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RCODE F_Rfl::recovInsertRow(
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F_Db * pDb,
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const FLMBYTE * pucPacketBody,
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FLMUINT uiPacketBodyLen,
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eRestoreAction * peAction)
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{
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RCODE rc = NE_SFLM_OK;
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FLMUINT uiTableNum;
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F_TABLE * pTable;
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F_COLUMN_VALUE * pFirstColValue;
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FLMUINT uiNumColumnValues;
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const FLMBYTE * pucEnd = pucPacketBody + uiPacketBodyLen;
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// Get the table number from the packet
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if (RC_BAD( rc = f_decodeSEN( &pucPacketBody, pucEnd, &uiTableNum)))
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{
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goto Exit;
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}
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if ((pTable = pDb->m_pDict->getTable( uiTableNum)) == NULL ||
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pTable->bSystemTable)
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{
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rc = RC_SET( NE_SFLM_BAD_RFL_PACKET);
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goto Exit;
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}
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// Get the column values.
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if (RC_BAD( rc = getColumnValues( pDb, pTable, &pFirstColValue,
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&uiNumColumnValues)))
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{
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goto Exit;
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}
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if (m_pRestoreStatus)
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{
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@@ -5561,6 +5587,167 @@ Exit:
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return( rc);
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}
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/********************************************************************
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Desc:
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*********************************************************************/
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RCODE F_Rfl::logUpdateRow(
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F_Db * pDb,
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FLMUINT uiTableNum,
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FLMUINT64 ui64RowId,
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F_COLUMN_VALUE * pColumnValues)
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{
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RCODE rc = NE_SFLM_OK;
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FLMUINT uiPacketBodyLen;
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FLMBYTE * pucPacketBody;
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FLMBYTE * pucPacketStart;
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flmAssert( pDb->m_uiFlags & FDB_HAS_FILE_LOCK);
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// Do nothing if logging is disabled.
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if( !isLoggingEnabled())
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{
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goto Exit;
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}
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// Better be in the middle of a transaction.
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flmAssert( m_ui64CurrTransID);
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// Increment the operation count
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m_uiOperCount++;
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// Make sure we have space in the RFL buffer for a complete packet. NOTE:
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// this is calculating the maximum packet body length that would be needed.
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if( !haveBuffSpace( FLM_MAX_SEN_LEN * 2 + RFL_PACKET_OVERHEAD))
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{
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if( RC_BAD( rc = flush( pDb, m_pCurrentBuf)))
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{
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goto Exit;
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}
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}
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// Get a pointer to where we will be laying down the packet body.
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pucPacketBody = pucPacketStart = getPacketBodyPtr();
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// Output the table number
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f_encodeSEN( uiTableNum, &pucPacketBody);
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// Output the row ID
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f_encodeSEN( ui64RowId, &pucPacketBody);
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// Finish the packet - calculate the actual packet body length.
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uiPacketBodyLen = (FLMUINT)(pucPacketBody - pucPacketStart);
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flmAssert( uiPacketBodyLen <= FLM_MAX_SEN_LEN * 2);
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if (RC_BAD( rc = finishPacket( pDb, RFL_UPDATE_ROW_PACKET,
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uiPacketBodyLen, FALSE)))
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{
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goto Exit;
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}
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// Now output the column data
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if (RC_BAD( rc = logColumnValues( pDb, uiTableNum, pColumnValues)))
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{
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goto Exit;
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}
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Exit:
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return( rc);
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}
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/********************************************************************
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Desc:
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*********************************************************************/
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RCODE F_Rfl::recovUpdateRow(
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F_Db * pDb,
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const FLMBYTE * pucPacketBody,
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FLMUINT uiPacketBodyLen,
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eRestoreAction * peAction)
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{
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RCODE rc = NE_SFLM_OK;
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FLMUINT uiTableNum;
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F_TABLE * pTable;
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FLMUINT64 ui64RowId;
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F_Row * pRow = NULL;
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F_COLUMN_VALUE * pFirstColValue;
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FLMUINT uiNumColumnValues;
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const FLMBYTE * pucEnd = pucPacketBody + uiPacketBodyLen;
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// Get the table number from the packet
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if (RC_BAD( rc = f_decodeSEN( &pucPacketBody, pucEnd, &uiTableNum)))
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{
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goto Exit;
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}
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if ((pTable = pDb->m_pDict->getTable( uiTableNum)) == NULL ||
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pTable->bSystemTable)
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{
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rc = RC_SET( NE_SFLM_BAD_RFL_PACKET);
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goto Exit;
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}
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// Get the row ID from the packet
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if (RC_BAD( rc = f_decodeSEN64( &pucPacketBody, pucEnd, &ui64RowId)))
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{
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goto Exit;
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}
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// Get the column values.
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if (RC_BAD( rc = getColumnValues( pDb, pTable, &pFirstColValue,
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&uiNumColumnValues)))
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{
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goto Exit;
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}
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if (m_pRestoreStatus)
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{
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if( RC_BAD( rc = m_pRestoreStatus->reportUpdateRow(
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peAction, uiTableNum, ui64RowId, pFirstColValue, uiNumColumnValues)))
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{
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goto Exit;
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}
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if( *peAction == SFLM_RESTORE_ACTION_STOP)
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{
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m_ui64CurrTransID = 0;
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goto Exit;
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}
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}
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if (RC_BAD( rc = gv_SFlmSysData.pRowCacheMgr->retrieveRow( pDb,
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uiTableNum, ui64RowId, &pRow)))
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{
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goto Exit;
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}
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if( RC_BAD( rc = pDb->updateRow( uiTableNum, &pRow, pFirstColValue)))
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{
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goto Exit;
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}
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Exit:
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m_tmpPool.poolReset( NULL);
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if (pRow)
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{
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pRow->ReleaseRow();
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}
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m_ui64CurrTransID = 0;
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return( rc);
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}
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/********************************************************************
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Desc:
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*********************************************************************/
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@@ -7109,6 +7296,23 @@ Finish_Transaction:
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break;
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}
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case RFL_UPDATE_ROW_PACKET:
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{
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if( RC_BAD( rc = recovUpdateRow( pDb,
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pucPacketBody, uiPacketBodyLen, &eAction)))
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{
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goto Exit;
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}
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if( eAction == SFLM_RESTORE_ACTION_STOP)
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{
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bLastTransEndedAtFileEOF = FALSE;
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goto Finish_Recovery;
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}
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break;
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}
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case RFL_DELETE_ROW_PACKET:
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{
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if( RC_BAD( rc = recovDeleteRow( pDb,
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