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mariadb-columnstore-engine/writeengine/wrapper/we_colop.cpp
Sergey Zefirov 4545a86a80 Porting old MCOL-2044-update...: new interface for writeColRecs 
Progress keep and test commit

Progress keep and test commit

Progress keep and test commit

Again, trying to pinpoint problematic part of a change

Revert "Again, trying to pinpoint problematic part of a change"

This reverts commit 71874e7c0d7e4eeed0c201b12d306b583c07b9e2.

Revert "Progress keep and test commit"

This reverts commit 63c7bc67ae55bdb81433ca58bbd239d6171a1031.

Revert "Progress keep and test commit"

This reverts commit 121c09febd78dacd37158caeab9ac70f65b493df.

Small steps - I walk minefield here

Propagating changes - now CPInfo in convertValArray

Progress keep commit

Restoring old functionality

Progress keep commit

Small steps to avoid/better locate old problem with the write engine.

Progress keeping commit

Thread the CPInfo up to convertValArray call in writeColumnRec

About to test changes - I should get no regression and no updates in
ranges either.

Testing out why I get a regression

Investigating source of regression

Debugging prints

Fix compile error

Debugging print - debug regression

I clearly see calls to writeColumnRec and prints there added to discern
between these.

Fix warning error

Possible culprit

Add forgotten default parameter for convertValArray

New logic to test

Max/min gets updated during value conversion

To test results of updates

Debug logs

Debug logs

An attempt to provide proper sequence index

Debug logs

An attempt to provide proper sequence index - now magic for resetting

Debug logs

Debug logs

Debug logs

Trying to perform correct updates

Trying to perform correct updates - seqNum woes fight

COMMIT after INSERT performs 'mark extent as invalid' operation - investigating

To test: cut setting of CPInfo upon commit from DML processor

It may be superfluous as write engine does that too

Debug logs

Debug logs

Better interface for CPMaxMin

Old interface forgot to set isBinaryColumn field

Possible fix for the problems

I forgot to reassign the value in cpinfoList

Debug logs

Computation of 'binary' column property

logs indicated that it was not set in getExtentCPMaxMin, and it was impossible to compute there so I had to move that into writeengine.

To test: code to allow cross-extent insertion

To test: removed another assertion for probable cause of errors

Debug logs

Dropped excessive logs

Better reset code

Again, trying to fix ordering

Fixing order of rowids for LBID computation

Debug logs

Remove update of second LBID in split insert

I have to validate incorrect behaviour for this test

Restoring the case where everything almost worked

Tracking changes in newly created extents

Progress keeping commit

Fixing build errors with recent server

An ability to get old values from blocks we update

Progress keeping commit

Adding analysis of old values to write engine code.

It is needed for updates and deletes.

Progress keeping commit

Moving max/min range update from convertValArray into separate function with simpler logic.

To test and debug - logic is there

Fix build errors

Update logic to debug

There is a suspicious write engine method updateColumnRecs which
receives a vector of column types but does not iterate over them
(otherwise it will be identical to updateColumnRec in logic).

Other than that, the updateColumnRec looks like the center of all
updates - deleteRow calls it, for example, dml processor also calls it.

Debug logs for insert bookkeeping regression

Set up operation type in externally-callable interface

Internal operations depend on the operation type and consistency is what matters there.

Debug logs

Fix for extent range update failure during update operation

Fix build error

Debug logs

Fix for update on deletion

I am not completely sure in it - to debug.

Debug log

writeColumnRec cannot set m_opType to UPDATE unconditionally

It is called from deleteRow

Better diagnostics

Debug logs

Fixed search condition

Debug logs

Debugging invalid LBID appearance

Debug logs - fixed condition

Fix problems with std::vector reallocation during growth

Fix growing std::vector data dangling access error

Still fixing indexing errors

Make in-range update to work

Correct sequence numbers

Debug logs

Debug logs

Remove range drop from DML part of write engine

A hack to test the culprit of range non-keeping

Tests - no results for now

MTR-style comments

Empty test results

To be filled with actual results.

Special database and result selects for all tests

Pleasing MTR with better folder name

Pleasing MTR - testing test result comparison

Pleasing MTR by disabling warnings

All test results

Cleaning up result files

Reset ranges before update

Remove comments from results - point of failure in MTR

Remove empty line from result - another MTR failure point

Probably fix for deletes

Possible fix for remaining failed delete test

Fix a bug in writeRows

It should not affect delete-with-range test case, yet it is a bug.

Debug logs

Debug logs

Tests reorganization and description

Support for unsigned integer for new tests

Fix type omission

Fix test failure due to warnings on clean installation

Support for bigint to test

Fix for failed signed bigint test

Set proper unsignedness flag

Removed that assignment during refactoring.

Tests for types with column width 1 and 2

Support for types in new tests

Remove trailing empty lines from results

Tests had failed because of extra empty lines.

Remove debug logs

Update README with info about new tests

Move tests for easier testing

Add task tag to tests

Fix invalid unsaigned range check

Fix for signed types

Fix regressions - progress keeping commit

Do not set invalid ranges into valid state

A possible fix for mcs81_self_join test

MCOL 2044 test database cleanup

Missing expected results

Delete extraneous assignment to m_opType

nullptr instead of NULL

Refactor extended CPInfo with TypeHandler

Better handling of ranges - safer types, less copy-paste

Fix logic error related to typo

Fix logic error related to typo

Trying to figure out why invalid ranges aren't displayed as NULL..NULL

Debug logs

Debug logs

Debug logs

Debug logs for worker node

Debug logs for worker node in extent map

Debugging virtual table fill operation

Debugging virtual table fill operation

Fix for invalid range  computation

Remove debug logs

Change handling of invalid ranges

They are also set, but to invalid state.

Complete change

Fix typo

Remove unused code

"Fix" for tests - -1..0 instead of NULL..NULL for invalid unsigned ranges

Not a good change, yet I cannot do better for now.

MTR output requires tabs instead of spaces

Debug logs

Debug logs

Debug logs - fix build

Debug logs and logic error fix

Fix for clearly incorrect firstLBID in CPInfo being set - to test

Fix for system catalog operations suppot

Better interface to fix build errors

Delete tests we cannot satisfy due to extent rescan due to WHERE

Tests for wide decimals

Testing support for wide decimals

Fix for wide decimals tests

Fix for delete within range

Memory leak fix and, possible, double free fix

Dispatch on CalpontSystemCatalog::ColDataType is more robust

Add support for forgotten MEDINT type

Add forgottent BIGINT

empty() instead of size() > 0

Better layout

Remove confusing comment

Sensible names for special values of seqNum field

Tests for wide decimal support

Addressing concerns of drrtuy

Remove test we cannot satisfy

Final touches for PR

Remove unused result file
2021-04-05 14:18:22 +03:00

2026 lines
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/* Copyright (C) 2014 InfiniDB, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2 of
the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
// $Id: we_colop.cpp 4740 2013-08-15 22:26:46Z chao $
/** @file */
#include <stdio.h>
#include <string.h>
#include <vector>
#include <map>
#include <boost/scoped_ptr.hpp>
using namespace std;
#include "we_colop.h"
#include "we_log.h"
#include "we_dbfileop.h"
#include "we_dctnrycompress.h"
#include "we_colopcompress.h"
#include "idbcompress.h"
#include "writeengine.h"
#include "cacheutils.h"
#include "we_fileop.h"
using namespace execplan;
#include "dataconvert.h"
#include "IDBDataFile.h"
#include "IDBPolicy.h"
using namespace idbdatafile;
#include "mcs_decimal.h"
namespace WriteEngine
{
struct RefcolInfo
{
int localHwm;
unsigned numExtents;
};
/**
* Constructor
*/
ColumnOp::ColumnOp()
{
//memset(m_workBlock.data, 0, BYTE_PER_BLOCK);
}
ColumnOp::ColumnOp(Log* logger)
{
setDebugLevel(logger->getDebugLevel());
setLogger (logger);
}
/**
* Default Destructor
*/
ColumnOp::~ColumnOp()
{}
/***********************************************************
* DESCRIPTION:
* Allocate Row ID
* PARAMETERS:
* tableFid - the file id for table bitmap file
* totalRow - the total number of rows need to be allocated
* useStartingExtent - Indicates whether rows can be added to an existing
* starting extent
* newExtents - where to write extents allocated for newColStructList, etc, structures.
* RETURN:
* NO_ERROR if success
* rowIdArray - allocation of the row id left here
***********************************************************/
int ColumnOp::allocRowId(const TxnID& txnid, bool useStartingExtent,
Column& column, uint64_t totalRow, RID* rowIdArray, HWM& hwm, bool& newExtent, uint64_t& rowsLeft, HWM& newHwm,
bool& newFile, ColStructList& newColStructList, DctnryStructList& newDctnryStructList, std::vector<boost::shared_ptr<DBRootExtentTracker> >& dbRootExtentTrackers,
bool insertSelect, bool isBatchInsert, OID tableOid, bool isFirstBatchPm, std::vector<BRM::LBID_t>* newExtents)
{
//MultiFiles per OID: always append the rows to the end for now.
// See if the current HWM block might be in an abbreviated extent that
// needs to be expanded, if we end up adding enough rows.
bool bCheckAbbrevExtent = false;
uint64_t numBlksPerInitialExtent = INITIAL_EXTENT_ROWS_TO_DISK / BYTE_PER_BLOCK * column.colWidth;
int counter = 0;
uint64_t totalRowPerBlock = BYTE_PER_BLOCK / column.colWidth;
uint64_t extentRows = BRMWrapper::getInstance()->getExtentRows();
if (useStartingExtent)
{
// DMC-SHARED_NOTHING_NOTE: Is it safe to assume only part0 seg0 is abbreviated?
if ((column.dataFile.fPartition == 0) &&
(column.dataFile.fSegment == 0) &&
((hwm + 1) <= numBlksPerInitialExtent))
bCheckAbbrevExtent = abbreviatedExtent(column.dataFile.pFile, column.colWidth);
//The current existed rows upto hwm
uint64_t currentRows = totalRowPerBlock * hwm;
uint64_t numExtentsFilled = currentRows / extentRows;
uint64_t rowsAvailable = extentRows - (numExtentsFilled * extentRows);
rowsLeft = totalRow < rowsAvailable ? 0 : totalRow - rowsAvailable;
}
else
{
rowsLeft = totalRow;
}
newExtent = false;
uint32_t j = 0, i = 0, rowsallocated = 0;
int rc = 0;
newFile = false;
Column newCol;
unsigned char buf[BYTE_PER_BLOCK];
unsigned char* curVal;
const uint8_t* emptyVal = getEmptyRowValue(column.colDataType,
column.colWidth);
if (useStartingExtent)
{
// ZZ. For insert select, skip the hwm block and start inserting from the next block
// to avoid self insert issue.
//For batch insert: if not first batch, use the saved last rid to start adding rows.
if (!insertSelect || !isFirstBatchPm)
{
//..Search the HWM block for empty rows
rc = readBlock(column.dataFile.pFile, buf, hwm);
if ( rc != NO_ERROR)
return rc;
for (j = 0, curVal = buf; j < totalRowPerBlock; j++, curVal += column.colWidth)
{
if (isEmptyRow((uint64_t*)curVal, emptyVal, column.colWidth))
{
rowIdArray[counter] = getRowId(hwm, column.colWidth, j);
rowsallocated++;
counter++;
if (rowsallocated >= totalRow)
break;
}
}
}
}
if (rowsallocated < totalRow)
{
if (useStartingExtent)
{
//..Search remaining blks in current extent (after HWM) for empty rows
//Need go to next block
//need check whether this block is the last block for this extent
while (((totalRowPerBlock * (hwm + 1)) % extentRows) > 0)
{
hwm++;
// Expand abbreviated initial extent on disk if needed.
if (bCheckAbbrevExtent)
{
if ((hwm + 1) > numBlksPerInitialExtent)
{
RETURN_ON_ERROR(expandAbbrevExtent(column));
bCheckAbbrevExtent = false;
}
}
rc = readBlock(column.dataFile.pFile, buf, hwm);
// MCOL-498 add a block.
// DRRTUY TODO Given there is no more hwm pre-allocated we
// could extend the file once to accomodate all records.
if (rc != NO_ERROR)
{
if (rc == ERR_FILE_EOF)
{
setEmptyBuf(buf, BYTE_PER_BLOCK, emptyVal, column.colWidth);
RETURN_ON_ERROR(saveBlock(column.dataFile.pFile, buf, hwm));
}
else
{
return rc;
}
}
for (j = 0, curVal = buf; j < totalRowPerBlock; j++, curVal += column.colWidth)
{
if (isEmptyRow((uint64_t*)curVal, emptyVal, column.colWidth))
{
rowIdArray[counter] = getRowId(hwm, column.colWidth, j);
rowsallocated++;
counter++;
if (rowsallocated >= totalRow)
break;
}
}
if (rowsallocated >= totalRow)
break;
}
}
if ((rowsallocated == 0) && isFirstBatchPm)
{
TableMetaData::removeTableMetaData(tableOid);
}
//Check if a new extent is needed
if (rowsallocated < totalRow)
{
//Create another extent
uint16_t dbRoot;
uint32_t partition = 0;
uint16_t segment;
IDBDataFile* pFile = NULL;
std::string segFile;
rowsLeft = 0;
int allocSize = 0;
newExtent = true;
if ((column.dataFile.fid < 3000) || (!isBatchInsert)) //systables or single insert
{
dbRoot = column.dataFile.fDbRoot;
}
else
{
//Find out where the rest rows go
BRM::LBID_t startLbid;
//need to put in a loop until newExtent is true
newExtent = dbRootExtentTrackers[column.colNo]->nextSegFile(dbRoot, partition, segment, newHwm, startLbid);
TableMetaData* tableMetaData = TableMetaData::makeTableMetaData(tableOid);
while (!newExtent)
{
/*partially filled extent encountered due to user moved dbroot. Set hwm to the end of the extent.
If compressed,fill the rest eith empty values.
*/
unsigned int BLKS_PER_EXTENT = 0;
unsigned int nBlks = 0;
unsigned int nRem = 0;
FileOp fileOp;
long long fileSizeBytes = 0;
for (i = 0; i < dbRootExtentTrackers.size(); i++)
{
uint32_t colNo = column.colNo;
if (i != colNo)
dbRootExtentTrackers[i]->nextSegFile(dbRoot, partition, segment, newHwm, startLbid);
// Round up HWM to the end of the current extent
BLKS_PER_EXTENT = (BRMWrapper::getInstance()->getExtentRows() * newColStructList[i].colWidth) / BYTE_PER_BLOCK;
nBlks = newHwm + 1;
nRem = nBlks % BLKS_PER_EXTENT;
if (nRem > 0)
newHwm = nBlks - nRem + BLKS_PER_EXTENT - 1;
else
newHwm = nBlks - 1;
//save it to set in the end
ColExtsInfo aColExtsInfo = tableMetaData->getColExtsInfo(newColStructList[i].dataOid);
ColExtInfo aExt;
aExt.dbRoot = dbRoot;
aExt.partNum = partition;
aExt.segNum = segment;
aExt.hwm = newHwm;
aExt.isNewExt = false;
aExt.current = false;
aColExtsInfo.push_back(aExt);
if (newColStructList[i].fCompressionType > 0)
{
string errorInfo;
rc = fileOp.fillCompColumnExtentEmptyChunks(
newColStructList[i].dataOid,
newColStructList[i].colWidth, emptyVal, dbRoot,
partition, segment,
newColStructList[i].colDataType, newHwm,
segFile, errorInfo);
if (rc != NO_ERROR)
return rc;
}
//@Bug 4758. Check whether this is a abbreviated extent
else if (newColStructList[i].fCompressionType == 0)
{
rc = fileOp.getFileSize(newColStructList[i].dataOid, dbRoot, partition, segment, fileSizeBytes);
if (rc != NO_ERROR)
return rc;
if (fileSizeBytes == (long long) INITIAL_EXTENT_ROWS_TO_DISK * newColStructList[i].colWidth)
{
IDBDataFile* pFile = fileOp.openFile( newColStructList[i].dataOid, dbRoot, partition, segment, segFile );
if ( !pFile )
{
rc = ERR_FILE_OPEN;
return rc;
}
rc = fileOp.expandAbbrevColumnExtent(
pFile, dbRoot, emptyVal,
newColStructList[i].colWidth,
newColStructList[i].colDataType);
//set hwm for this extent.
fileOp.closeFile(pFile);
if (rc != NO_ERROR)
return rc;
}
}
tableMetaData->setColExtsInfo(newColStructList[i].dataOid, aColExtsInfo);
}
newExtent = dbRootExtentTrackers[column.colNo]->nextSegFile(dbRoot, partition, segment, newHwm, startLbid);
}
}
std::vector<BRM::CreateStripeColumnExtentsArgOut> extents;
if (newExtent)
{
//extend all columns together
std::vector<BRM::CreateStripeColumnExtentsArgIn> cols;
BRM::CreateStripeColumnExtentsArgIn createStripeColumnExtentsArgIn;
for (i = 0; i < newColStructList.size(); i++)
{
createStripeColumnExtentsArgIn.oid = newColStructList[i].dataOid;
createStripeColumnExtentsArgIn.width = newColStructList[i].colWidth;
createStripeColumnExtentsArgIn.colDataType = newColStructList[i].colDataType;
cols.push_back(createStripeColumnExtentsArgIn);
}
rc = BRMWrapper::getInstance()->allocateStripeColExtents(cols, dbRoot, partition, segment, extents);
newHwm = extents[column.colNo].startBlkOffset;
if (rc != NO_ERROR)
return rc;
//Create column files
vector<BRM::LBID_t> lbids;
vector<CalpontSystemCatalog::ColDataType> colDataTypes;
for ( i = 0; i < extents.size(); i++)
{
setColParam(newCol, 0, newColStructList[i].colWidth, newColStructList[i].colDataType, newColStructList[i].colType,
newColStructList[i].dataOid, newColStructList[i].fCompressionType, dbRoot, partition, segment);
compressionType(newColStructList[i].fCompressionType);
rc = extendColumn(newCol, false, extents[i].startBlkOffset, extents[i].startLbid, extents[i].allocSize,
dbRoot, partition, segment, segFile, pFile, newFile);
if (rc != NO_ERROR)
return rc;
newColStructList[i].fColPartition = partition;
newColStructList[i].fColSegment = segment;
newColStructList[i].fColDbRoot = dbRoot;
newDctnryStructList[i].fColPartition = partition;
newDctnryStructList[i].fColSegment = segment;
newDctnryStructList[i].fColDbRoot = dbRoot;
lbids.push_back(extents[i].startLbid);
if (newExtents)
{
(*newExtents).push_back(extents[i].startLbid);
}
colDataTypes.push_back(newColStructList[i].colDataType);
}
//mark the extents to updating
rc = BRMWrapper::getInstance()->markExtentsInvalid(lbids, colDataTypes);
if (rc != NO_ERROR)
return rc;
//create corresponding dictionary files
if (newFile)
{
boost::scoped_ptr<WriteEngineWrapper> we (new WriteEngineWrapper());
we->setTransId(txnid);
we->setBulkFlag(true);
std::map<FID, FID> columnOids;
for (i = 0; i < newDctnryStructList.size(); i++)
{
if (newDctnryStructList[i].dctnryOid > 0)
{
rc = we->createDctnry(txnid, newDctnryStructList[i].dctnryOid, newDctnryStructList[i].colWidth, dbRoot, partition,
segment, newDctnryStructList[i].fCompressionType);
if ( rc != NO_ERROR)
return rc;
columnOids[newDctnryStructList[i].dctnryOid] = newDctnryStructList[i].dctnryOid ;
}
}
we->flushDataFiles(rc, txnid, columnOids);
}
}
//save the extent info for batch insert
if (isBatchInsert && newExtent)
{
TableMetaData* tableMetaData = TableMetaData::makeTableMetaData(tableOid);
for (i = 0; i < newColStructList.size(); i++)
{
ColExtsInfo aColExtsInfo = tableMetaData->getColExtsInfo(newColStructList[i].dataOid);
ColExtsInfo::iterator it = aColExtsInfo.begin();
while (it != aColExtsInfo.end())
{
if ((it->dbRoot == newColStructList[i].fColDbRoot) && (it->partNum == newColStructList[i].fColPartition) && (it->segNum == newColStructList[i].fColSegment))
break;
it++;
}
ColExtInfo aExt;
aExt.dbRoot = newColStructList[i].fColDbRoot;
aExt.partNum = newColStructList[i].fColPartition;
aExt.segNum = newColStructList[i].fColSegment;
aExt.hwm = extents[i].startBlkOffset;
aExt.isNewExt = true;
aExt.current = true;
aExt.isDict = false;
aColExtsInfo.push_back(aExt);
tableMetaData->setColExtsInfo(newColStructList[i].dataOid, aColExtsInfo);
}
for (i = 0; i < newDctnryStructList.size(); i++)
{
if (newDctnryStructList[i].dctnryOid > 0)
{
ColExtsInfo aColExtsInfo = tableMetaData->getColExtsInfo(newDctnryStructList[i].dctnryOid);
ColExtsInfo::iterator it = aColExtsInfo.begin();
while (it != aColExtsInfo.end())
{
if ((it->dbRoot == newDctnryStructList[i].fColDbRoot) && (it->partNum == newDctnryStructList[i].fColPartition) && (it->segNum == newDctnryStructList[i].fColSegment))
break;
it++;
}
if (it == aColExtsInfo.end()) //add this one to the list
{
ColExtInfo aExt;
aExt.dbRoot = newDctnryStructList[i].fColDbRoot;
aExt.partNum = newDctnryStructList[i].fColPartition;
aExt.segNum = newDctnryStructList[i].fColSegment;
aExt.compType = newDctnryStructList[i].fCompressionType;
aExt.isDict = true;
aColExtsInfo.push_back(aExt);
}
tableMetaData->setColExtsInfo(newDctnryStructList[i].dctnryOid, aColExtsInfo);
}
}
}
setColParam(newCol, 0, column.colWidth, column.colDataType, column.colType,
column.dataFile.fid, column.compressionType, dbRoot, partition, segment);
rc = openColumnFile(newCol, segFile, false); // @bug 5572 HDFS tmp file
if (rc != NO_ERROR)
return rc;
//@Bug 3164 update compressed extent
updateColumnExtent(newCol.dataFile.pFile, allocSize, /*lbid=*/0);
//..Search first block of new extent for empty rows
rc = readBlock(newCol.dataFile.pFile, buf, newHwm);
// MCOL-498 add a block.
// DRRTUY TODO Given there is no more hwm pre-allocated we
// could extend the file once to accomodate all records.
if (rc != NO_ERROR)
{
if (rc == ERR_FILE_EOF)
{
setEmptyBuf(buf, BYTE_PER_BLOCK, emptyVal, newCol.colWidth);
RETURN_ON_ERROR(saveBlock(newCol.dataFile.pFile, buf, newHwm));
}
else
{
return rc;
}
}
for (j = 0, curVal = buf; j < totalRowPerBlock; j++, curVal += column.colWidth)
{
if (isEmptyRow((uint64_t*)curVal, emptyVal, column.colWidth)) // Why to check it if beacause line 483 is always true ?
{
rowIdArray[counter] = getRowId(newHwm, column.colWidth, j);
rowsallocated++;
rowsLeft++;
counter++;
if (rowsallocated >= totalRow)
{
break;
}
}
}
if (rowsallocated < totalRow)
{
//..Search remaining blks in new extent for empty rows
newHwm++;
while (((totalRowPerBlock * newHwm) % extentRows) > 0)
{
rc = readBlock(newCol.dataFile.pFile, buf, newHwm);
// MCOL-498 add a block.
// DRRTUY TODO Given there is no more hwm pre-allocated we
// could extend the file once to accomodate all records.
if (rc != NO_ERROR)
{
if (rc == ERR_FILE_EOF)
{
setEmptyBuf(buf, BYTE_PER_BLOCK, emptyVal, newCol.colWidth);
RETURN_ON_ERROR(saveBlock(newCol.dataFile.pFile, buf, newHwm));
}
else
{
return rc;
}
}
for (j = 0, curVal = buf; j < totalRowPerBlock; j++, curVal += column.colWidth)
{
if (isEmptyRow((uint64_t*)curVal, emptyVal, column.colWidth))
{
rowIdArray[counter] = getRowId(newHwm, newCol.colWidth, j);
rowsallocated++;
rowsLeft++;
counter++;
if (rowsallocated >= totalRow)
{
break;
}
}
}
if ((rowsallocated < totalRow))
{
newHwm++;
}
else
break;
}
}
}
}
if (rowsallocated < totalRow)
{
return 1;
}
if (!newExtent)
rowsLeft = 0;
return NO_ERROR;
}
/***********************************************************
* DESCRIPTION:
* Clear a column
* PARAMETERS:
* column - column
* RETURN:
* none
***********************************************************/
void ColumnOp::clearColumn(Column& column) const
{
if (column.dataFile.pFile)
{
column.dataFile.pFile->flush();
}
//setColParam(column);
closeColumnFile(column);
setColParam(column);
}
/***********************************************************
* DESCRIPTION:
* Close column's file
* PARAMETERS:
* column - column
* RETURN:
* none
***********************************************************/
void ColumnOp::closeColumnFile(Column& column) const
{
if (column.dataFile.pFile != NULL)
closeFile(column.dataFile.pFile);
column.dataFile.pFile = NULL;
}
/***********************************************************
* DESCRIPTION:
* Create a column and its' related files
* PARAMETERS:
* column - column
* colNo - column number
* colWidth - column width
* colType - column type
* dataFid - the file id for column data file
* dbRoot - DBRoot where file is to be located
* partition-Starting partition number for segment file path
* RETURN:
* NO_ERROR if success
* ERR_FILE_EXIST if file exists
* ERR_FILE_CREATE if something wrong in creating the file
***********************************************************/
int ColumnOp::createColumn(Column& column,
int colNo,
int colWidth,
CalpontSystemCatalog::ColDataType colDataType,
ColType colType,
FID dataFid,
uint16_t dbRoot,
uint32_t partition)
{
int rc, newWidth, allocSize;
int compressionType = column.compressionType;
setColParam(column, colNo, colWidth, colDataType, colType);
const uint8_t* emptyVal = getEmptyRowValue(colDataType,
colWidth);
newWidth = getCorrectRowWidth(colDataType, colWidth);
column.dataFile.fid = dataFid;
column.dataFile.fDbRoot = dbRoot;
column.dataFile.fPartition = partition;
column.dataFile.fSegment = 0;
column.compressionType = compressionType;
rc = createFile(column.dataFile.fid, allocSize, dbRoot, partition, colDataType, emptyVal, newWidth);
if (rc != NO_ERROR)
return rc;
return NO_ERROR;
}
/* BUG931
* @brief Fills up a column with null/default values in all non-empty rows as the reference column. The reference column
* would typically be another column of the same table.
*
* @param
*
* @return
*/
int ColumnOp::fillColumn(const TxnID& txnid, Column& column, Column& refCol, void* defaultVal, Dctnry* dctnry,
ColumnOp* refColOp, const OID dictOid,
const int dictColWidth, const string defaultValStr, bool autoincrement)
{
unsigned char refColBuf[BYTE_PER_BLOCK]; //Refernce column buffer
unsigned char colBuf[BYTE_PER_BLOCK];
bool dirty = false;
HWM colHwm = 0;
RID maxRowId = 0;
int size = sizeof(Token);
long long startColFbo = 0;
long long startRefColFbo = 0;
int refBufOffset = 0;
int colBufOffset = 0;
uint64_t nexValNeeded = 0;
uint64_t nextVal;
uint32_t partition;
uint16_t segment;
HWM lastRefHwm;
int rc = 0;
std::string segFile, errorMsg;
BRM::LBID_t startLbid;
bool newFile = true;
int allocSize = 0;
/*
boost::scoped_ptr<Dctnry> dctnry;
if (m_compressionType == 0)
dctnry.reset(new DctnryCompress0);
else
dctnry.reset(new DctnryCompress1);
boost::scoped_ptr<ColumnOp> refColOp;
if (refCol.compressionType != 0)
refColOp.reset(new ColumnOpCompress1);
else
refColOp.reset(new ColumnOpCompress0);
*/
//get dbroots from config
Config config;
config.initConfigCache();
std::vector<uint16_t> rootList;
config.getRootIdList( rootList );
const uint8_t* emptyVal = getEmptyRowValue(column.colDataType,
column.colWidth);
// Set TypeHandler to get empty value ptr for the ref column
findTypeHandler(refCol.colWidth, refCol.colDataType);
const uint8_t* refEmptyVal = getEmptyRowValue(refCol.colDataType,
refCol.colWidth);
findTypeHandler(column.colWidth, column.colDataType);
//find the dbroots which have rows for refrence column
unsigned int i = 0, k = 0;
for (i = 0; i < rootList.size(); i++)
{
std::vector<struct BRM::EMEntry> refEntries;
rc = BRMWrapper::getInstance()->getExtents_dbroot(refCol.dataFile.fid, refEntries, rootList[i]);
std::vector<struct BRM::EMEntry>::const_iterator iter = refEntries.begin();
while ( iter != refEntries.end() )
{
//fill in for the new column for each extent in the reference column
//organize the extents into a file
std::vector<struct BRM::EMEntry> fileExtents;
fileExtents.push_back(refEntries[0]);
//cout << "Get extent for ref oid:dbroot:part:seg = " << refCol.dataFile.fid<<":"<<rootList[0]<<":"<<refEntries[0].partitionNum
//<<":"<<refEntries[0].segmentNum<<endl;
for (k = 1; k < refEntries.size(); k++)
{
if ((refEntries[0].partitionNum == refEntries[k].partitionNum) && (refEntries[0].segmentNum == refEntries[k].segmentNum)) //already the same dbroot
{
fileExtents.push_back(refEntries[k]);
}
}
//Process this file
lastRefHwm = fileExtents[0].HWM;
for (k = 1; k < fileExtents.size(); k++)
{
//Find the hwm of this file
if (fileExtents[k].HWM > lastRefHwm)
lastRefHwm = fileExtents[k].HWM;
}
//create extents for the new column
// If we are processing the first extent in the first segment
// file, we check to see if we have enough rows (256K) to re-
// quire just create the initial abbrev extent for the new column.
std::vector<struct BRM::EMEntry> newEntries;
if (( refEntries.size() == 1) && (refEntries[0].partitionNum == 0) && (refEntries[0].segmentNum == 0))
{
//@Bug3565 use ref colwidth to calculate.
unsigned int numBlksForFirstExtent =
(INITIAL_EXTENT_ROWS_TO_DISK / BYTE_PER_BLOCK) * refCol.colWidth;
if ((lastRefHwm + 1) < numBlksForFirstExtent)
{
rc = createColumn(column, 0, column.colWidth, column.colDataType,
WriteEngine::WR_CHAR, column.dataFile.fid, rootList[i], 0);
if (rc != NO_ERROR)
return rc;
//cout << "createColumn for oid " << column.dataFile.fid << endl;
BRM::EMEntry aEntry;
aEntry.partitionNum = partition = 0;
aEntry.segmentNum = segment = 0;
aEntry.dbRoot = rootList[i];
newEntries.push_back(aEntry);
if (dictOid > 3000) //Create dictionary file if needed
{
rc = dctnry->createDctnry(dictOid, dictColWidth,
rootList[i], partition, segment, startLbid, newFile);
if (rc != NO_ERROR)
return rc;
//@Bug 5652.
std::map<FID, FID> oids1;
oids1[dictOid] = dictOid;
dctnry->flushFile(rc, oids1);
dctnry->closeDctnry();
//tokenize default value if needed
if (defaultValStr.length() > 0)
{
DctnryStruct dctnryStruct;
dctnryStruct.dctnryOid = dictOid;
dctnryStruct.columnOid = column.dataFile.fid;
dctnryStruct.fColPartition = partition;
dctnryStruct.fColSegment = segment;
dctnryStruct.fColDbRoot = rootList[i];
dctnryStruct.colWidth = dictColWidth;
dctnryStruct.fCompressionType = column.compressionType;
DctnryTuple dctnryTuple;
dctnryTuple.sigValue = (unsigned char*)defaultValStr.c_str();
dctnryTuple.sigSize = defaultValStr.length();
rc = dctnry->openDctnry(dctnryStruct.dctnryOid,
dctnryStruct.fColDbRoot, dctnryStruct.fColPartition,
dctnryStruct.fColSegment,
false); // @bug 5572 HDFS tmp file
rc = dctnry->updateDctnry(dctnryTuple.sigValue, dctnryTuple.sigSize, dctnryTuple.token);
if (dctnryStruct.fCompressionType > 0)
dctnry->closeDctnry(false);
else
dctnry->closeDctnry(true);
if (rc != NO_ERROR)
return rc;
memcpy(defaultVal, &dctnryTuple.token, size);
//@Bug 5652.
std::map<FID, FID> oids1;
oids1[dictOid] = dictOid;
dctnry->flushFile(rc, oids1);
}
}
}
}
if (newEntries.size() == 0)
{
for (k = 0; k < fileExtents.size(); k++)
{
uint16_t dbroot = rootList[i];
partition = fileExtents[k].partitionNum;
segment = fileExtents[k].segmentNum;
if ( k == 0)
{
rc = addExtent(column, dbroot, partition, segment,
segFile, startLbid, newFile, allocSize) ;
if (rc != NO_ERROR)
return rc; //Clean up will be done throgh DDLProc
//cout << "extendColumn for oid " << column.dataFile.fid << endl;
BRM::EMEntry aEntry;
aEntry.partitionNum = partition;
aEntry.segmentNum = segment;
aEntry.dbRoot = rootList[i];
newEntries.push_back(aEntry);
if ((dictOid > 3000) && newFile) //Create dictionary file if needed
{
rc = dctnry->createDctnry(dictOid, dictColWidth,
rootList[i], partition, segment, startLbid, newFile);
if (rc != NO_ERROR)
return rc;
//@Bug 5652.
std::map<FID, FID> oids1;
oids1[dictOid] = dictOid;
dctnry->flushFile(rc, oids1);
dctnry->closeDctnry();
//tokenize default value if needed
if (defaultValStr.length() > 0)
{
DctnryStruct dctnryStruct;
dctnryStruct.dctnryOid = dictOid;
dctnryStruct.columnOid = column.dataFile.fid;
dctnryStruct.fColPartition = partition;
dctnryStruct.fColSegment = segment;
dctnryStruct.fColDbRoot = rootList[i];
dctnryStruct.colWidth = dictColWidth;
dctnryStruct.fCompressionType = column.compressionType;
DctnryTuple dctnryTuple;
dctnryTuple.sigValue = (unsigned char*)defaultValStr.c_str();
//WriteEngineWrapper wrapper;
dctnryTuple.sigSize = defaultValStr.length();
//rc = wrapper.tokenize(txnid, dctnryStruct, dctnryTuple);
rc = dctnry->openDctnry(dctnryStruct.dctnryOid,
dctnryStruct.fColDbRoot, dctnryStruct.fColPartition,
dctnryStruct.fColSegment,
false); // @bug 5572 HDFS tmp file
rc = dctnry->updateDctnry(dctnryTuple.sigValue, dctnryTuple.sigSize, dctnryTuple.token);
if (dctnryStruct.fCompressionType > 0)
dctnry->closeDctnry(false);
else
dctnry->closeDctnry(true);
if (rc != NO_ERROR)
return rc;
memcpy(defaultVal, &dctnryTuple.token, size);
//@Bug 5652.
std::map<FID, FID> oids1;
oids1[dictOid] = dictOid;
dctnry->flushFile(rc, oids1);
}
}
}
else //just add a extent to the file
{
rc = addExtent(column, dbroot, partition, segment,
segFile, startLbid, newFile, allocSize) ;
if (rc != NO_ERROR)
return rc; //Clean up will be done throgh DDLProc
}
}
}
//Fill the new file with values
//Open new column file and reference column file
column.dataFile.fDbRoot = rootList[i];
column.dataFile.fPartition = newEntries[0].partitionNum;
column.dataFile.fSegment = newEntries[0].segmentNum;
RETURN_ON_ERROR(openColumnFile(column, segFile, false)); // @bug 5572 HDFS tmp file
//cout << "Processing new col file " << segFile << endl;
refCol.dataFile.fDbRoot = rootList[i];
refCol.dataFile.fPartition = newEntries[0].partitionNum;
refCol.dataFile.fSegment = newEntries[0].segmentNum;
std::string segFileRef;
RETURN_ON_ERROR(refColOp->openColumnFile(refCol, segFileRef, false)); // @bug 5572 HDFS tmp file
//cout << "Processing ref file " << segFileRef << " and hwm is " << lastRefHwm << endl;
RETURN_ON_ERROR(refColOp->readBlock(refCol.dataFile.pFile, refColBuf, lastRefHwm));
refBufOffset = BYTE_PER_BLOCK - refCol.colWidth;
maxRowId = (lastRefHwm * BYTE_PER_BLOCK) / refCol.colWidth; //Local maxRowId
while (refBufOffset > 0)
{
if (memcmp(&refColBuf[refBufOffset], refEmptyVal, refCol.colWidth) != 0)
{
maxRowId = maxRowId + (refBufOffset / refCol.colWidth);
break;
}
refBufOffset -= refCol.colWidth;
}
//Compute local hwm for the new column
colHwm = (maxRowId * column.colWidth) / BYTE_PER_BLOCK;
//cout << " new col hwm is " << colHwm << endl;
startRefColFbo = 0;
startColFbo = 0;
//Initizliaing to BYTE_PER_BLOCK to force read the first time
refBufOffset = BYTE_PER_BLOCK;
colBufOffset = BYTE_PER_BLOCK;
dirty = false;
ExtCPInfo cpInfo(column.colDataType, column.colWidth);
if (autoincrement)
{
uint64_t nextValStart = 0;
while (startRefColFbo <= lastRefHwm || startColFbo <= colHwm)
{
//nexValNeeded = 0;
//cout << "current startRefColFbo:startColFbo:refBufOffset:colBufOffset = " << startRefColFbo <<":"<< startColFbo <<":"<<refBufOffset<<":"<<colBufOffset<< endl;
if ((refBufOffset + refCol.colWidth) > BYTE_PER_BLOCK)
{
//If current reference column block is fully processed get to the next one
//cout << "reading from ref " << endl;
RETURN_ON_ERROR(refColOp->readBlock(refCol.dataFile.pFile, refColBuf, startRefColFbo));
startRefColFbo++;
refBufOffset = 0;
nexValNeeded = 0;
}
if ((colBufOffset + column.colWidth) > BYTE_PER_BLOCK)
{
//Current block of the new colum is full. Write it if dirty and then get the next block
if (dirty)
{
//cout << " writing to new col " << endl;
RETURN_ON_ERROR(saveBlock(column.dataFile.pFile, colBuf, startColFbo - 1));
dirty = false;
}
//cout << "reading from new col " << endl;
RETURN_ON_ERROR(readBlock(column.dataFile.pFile, colBuf, startColFbo));
startColFbo++;
colBufOffset = 0;
}
if (nexValNeeded == 0)
{
int tmpBufOffset = 0;
while ((tmpBufOffset + refCol.colWidth) <= BYTE_PER_BLOCK)
{
if (memcmp(refColBuf + tmpBufOffset, refEmptyVal, refCol.colWidth) != 0) //Find the number of nextVal needed.
{
nexValNeeded++;
//memcpy(colBuf + colBufOffset, defaultVal, column.colWidth);
//dirty = true;
}
tmpBufOffset += refCol.colWidth;
}
//reserve the next value, should have a AI sequence in controller from DDLProc
if (nexValNeeded > 0)
{
rc = BRMWrapper::getInstance()->getAutoIncrementRange(column.dataFile.fid, nexValNeeded, nextVal, errorMsg);
if (rc != NO_ERROR)
return rc;
}
nextValStart = nextVal;
}
//write the values to column
//colBufOffset = 0; @Bug 5436 ref column coud have different column width
while (((refBufOffset + refCol.colWidth) <= BYTE_PER_BLOCK) &&
((colBufOffset + column.colWidth) <= BYTE_PER_BLOCK))
{
if (memcmp(refColBuf + refBufOffset, refEmptyVal, refCol.colWidth) != 0) //Find the number of nextVal needed.
{
memcpy(defaultVal, &nextVal, 8);
nextVal++;
memcpy(colBuf + colBufOffset, defaultVal, column.colWidth);
dirty = true;
}
refBufOffset += refCol.colWidth;
colBufOffset += column.colWidth;
}
}
if (!cpInfo.isBinaryColumn())
{
cpInfo.fCPInfo.max = nextValStart + nexValNeeded - 1;
cpInfo.fCPInfo.min = nextValStart;
}
else
{
cpInfo.fCPInfo.bigMax = nextValStart + nexValNeeded - 1;
cpInfo.fCPInfo.bigMin = nextValStart;
}
cpInfo.fCPInfo.seqNum = 0;
}
else
{
while (startRefColFbo <= lastRefHwm || startColFbo <= colHwm)
{
if ((refBufOffset + refCol.colWidth) > BYTE_PER_BLOCK)
{
//If current reference column block is fully processed get to the next one
RETURN_ON_ERROR(refColOp->readBlock(refCol.dataFile.pFile, refColBuf, startRefColFbo));
startRefColFbo++;
refBufOffset = 0;
}
if ((colBufOffset + column.colWidth) > BYTE_PER_BLOCK)
{
//Current block of the new colum is full. Write it if dirty and then get the next block
if (dirty)
{
RETURN_ON_ERROR(saveBlock(column.dataFile.pFile, colBuf, startColFbo - 1));
dirty = false;
}
RETURN_ON_ERROR(readBlock(column.dataFile.pFile, colBuf, startColFbo));
startColFbo++;
colBufOffset = 0;
}
while (((refBufOffset + refCol.colWidth) <= BYTE_PER_BLOCK) &&
((colBufOffset + column.colWidth) <= BYTE_PER_BLOCK))
{
if (memcmp(refColBuf + refBufOffset, refEmptyVal, refCol.colWidth) != 0)
{
/*if (autoincrement)
{
memcpy(defaultVal, &nextVal, 8);
nextVal++;
} */
memcpy(colBuf + colBufOffset, defaultVal, column.colWidth);
dirty = true;
}
else if (column.compressionType != 0) //@Bug 3866, fill the empty row value for compressed chunk
{
memcpy(colBuf + colBufOffset, emptyVal, column.colWidth);
dirty = true;
}
refBufOffset += refCol.colWidth;
colBufOffset += column.colWidth;
}
}
cpInfo.toInvalid();
cpInfo.fCPInfo.seqNum = SEQNUM_MARK_INVALID;
}
if (dirty)
{
RETURN_ON_ERROR(saveBlock(column.dataFile.pFile, colBuf, startColFbo - 1));
dirty = false;
}
std::map<FID, FID> oids;
oids[column.dataFile.fid] = column.dataFile.fid;
oids[refCol.dataFile.fid] = refCol.dataFile.fid;
rc = flushFile(rc, oids);
closeColumnFile(column);
refColOp->closeColumnFile(refCol);
oids.clear();
//Mark extents invalid first
BRM::LBID_t startLbid;
rc = BRMWrapper::getInstance()->getStartLbid(column.dataFile.fid, column.dataFile.fPartition, column.dataFile.fSegment, colHwm, startLbid);
if (autoincrement) //@Bug 4074. Mark it invalid first to set later
{
ExtCPInfo cpInfo1(column.colDataType, column.colWidth);
cpInfo1.toInvalid();
cpInfo1.fCPInfo.seqNum = SEQNUM_MARK_INVALID;
cpInfo1.fCPInfo.firstLbid = startLbid;
ExtCPInfoList cpinfoList1;
cpinfoList1.push_back(cpInfo1);
rc = BRMWrapper::getInstance()->setExtentsMaxMin(cpinfoList1);
if ( rc != NO_ERROR)
return rc;
}
ExtCPInfoList cpinfoList;
cpInfo.fCPInfo.firstLbid = startLbid;
cpinfoList.push_back(cpInfo);
rc = BRMWrapper::getInstance()->setExtentsMaxMin(cpinfoList);
if ( rc != NO_ERROR)
return rc;
rc = BRMWrapper::getInstance()->setLocalHWM((OID)column.dataFile.fid, column.dataFile.fPartition,
column.dataFile.fSegment, colHwm);
if ( rc != NO_ERROR)
return rc;
//erase the entries from this dbroot.
std::vector<struct BRM::EMEntry> refEntriesTrimed;
for (uint32_t m = 0; m < refEntries.size(); m++)
{
if ((refEntries[0].partitionNum != refEntries[m].partitionNum) || (refEntries[0].segmentNum != refEntries[m].segmentNum))
refEntriesTrimed.push_back(refEntries[m]);
}
refEntriesTrimed.swap(refEntries);
iter = refEntries.begin();
}
}
return rc;
}
/***********************************************************
* DESCRIPTION:
* Create a table file
* PARAMETERS:
* tableFid - the file id for table bitmap file
* RETURN:
* NO_ERROR if success
* ERR_FILE_EXIST if file exists
* ERR_FILE_CREATE if something wrong in creating the file
***********************************************************/
int ColumnOp::createTable(/*const FID tableFid*/) const
{
// return createFile(tableFid, DEFAULT_TOTAL_BLOCK );
return NO_ERROR;
}
/***********************************************************
* DESCRIPTION:
* Drop column related files
* PARAMETERS:
* dataFid - the file id for column data file
* bitmapFid - the file id for column bitmap file
* RETURN:
* NO_ERROR if success
* ERR_FILE_NOT_EXIST if file not exist
***********************************************************/
int ColumnOp::dropColumn(const FID dataFid)
{
return deleteFile(dataFid);
}
/***********************************************************
* DESCRIPTION:
* Drop column and dictionary related files
* PARAMETERS:
* dataFids - the file oids for column and dictionary data file
* RETURN:
* NO_ERROR if success
* ERR_FILE_NOT_EXIST if file not exist
***********************************************************/
int ColumnOp::dropFiles(const std::vector<int32_t>& dataFids)
{
return deleteFiles(dataFids);
}
int ColumnOp::dropPartitions(const std::vector<OID>& dataFids,
const std::vector<BRM::PartitionInfo>& partitions)
{
return deletePartitions(dataFids, partitions);
}
int ColumnOp::deleteOIDsFromExtentMap(const std::vector<int32_t>& dataFids)
{
int rc = 0;
rc = BRMWrapper::getInstance()->deleteOIDsFromExtentMap(dataFids);
return rc;
}
/**************************************************************
* DESCRIPTION:
* Add an extent to the specified column OID and DBRoot.
* Partition and segment number (and HWM) of the segment file containing
* the new extent are returned.
* PARAMETERS:
* column - input column attributes like OID and column width.
* leaveFileOpen - indicates whether db file is to be left open upon return
* hwm - The HWM (or fbo) of the column segment file where the
* new extent begins.
* startLbid - The starting LBID for the new extent.
* allocSize - Number of blocks in new extent.
* dbRoot - The DBRoot of the file with the new extent.
* partition - The partition num of the file with the new extent.
* segment - The segment number of the file with the new extent.
* segFile - Name of the segment file to which the extent is added.
* pFile - FILE ptr to the file where the extent is added.
* newFile - Indicates if extent is added to new or existing file.
* hdrs - Contents of headers if file is compressed.
* RETURN:
* NO_ERROR if success
* other number if fail
**************************************************************/
int ColumnOp::extendColumn(
const Column& column,
bool leaveFileOpen,
HWM hwm,
BRM::LBID_t startLbid,
int allocSize,
uint16_t dbRoot,
uint32_t partition,
uint16_t segment,
std::string& segFile,
IDBDataFile*& pFile,
bool& newFile,
char* hdrs)
{
const uint8_t* emptyVal = getEmptyRowValue(column.colDataType,
column.colWidth);
int rc = extendFile(column.dataFile.fid,
emptyVal,
column.colWidth,
column.colDataType,
hwm,
startLbid,
allocSize,
dbRoot,
partition,
segment,
segFile,
pFile,
newFile,
hdrs);
if (rc != NO_ERROR)
{
if ((!leaveFileOpen) && (pFile))
closeFile( pFile );
return rc;
}
// Only close file for DML/DDL; leave file open for bulkload
if (!leaveFileOpen)
closeFile( pFile );
return rc;
}
int ColumnOp::addExtent(
const Column& column,
uint16_t dbRoot,
uint32_t partition,
uint16_t segment,
std::string& segFile,
BRM::LBID_t& startLbid,
bool& newFile,
int& allocSize,
char* hdrs)
{
const uint8_t* emptyVal = getEmptyRowValue(column.colDataType,
column.colWidth);
int rc = addExtentExactFile(column.dataFile.fid,
emptyVal,
column.colWidth,
allocSize,
dbRoot,
partition,
segment,
column.colDataType,
segFile,
startLbid,
newFile,
hdrs);
return rc;
}
/***********************************************************
* DESCRIPTION:
* Expand the current abbreviated extent in the column file to a full
* extent.
* PARAMETERS:
* column - input column attributes like OID and column width.
* RETURN:
* NO_ERROR if success
* other number if fail
***********************************************************/
int ColumnOp::expandAbbrevExtent(const Column& column)
{
const uint8_t* emptyVal = getEmptyRowValue(column.colDataType,
column.colWidth);
int rc = expandAbbrevColumnExtent(column.dataFile.pFile,
column.dataFile.fDbRoot,
emptyVal,
column.colWidth,
column.colDataType);
return rc;
}
/***********************************************************
* DESCRIPTION:
* Get column data type
* PARAMETERS:
* name - type name
* RETURN:
* true if success, false otherwise
***********************************************************/
bool ColumnOp::getColDataType(const char* name, CalpontSystemCatalog::ColDataType& colDataType) const
{
bool bFound = false;
for (int i = 0; i < CalpontSystemCatalog::NUM_OF_COL_DATA_TYPE; i++)
if (strcmp(name, ColDataTypeStr[i]) == 0)
{
colDataType = static_cast<CalpontSystemCatalog::ColDataType>(i);
bFound = true;
break;
}
return bFound;
}
/***********************************************************
* DESCRIPTION:
* Initialize a column
* PARAMETERS:
* column - current column
* RETURN:
* none
***********************************************************/
void ColumnOp::initColumn(Column& column) const
{
setColParam(column);
column.dataFile.pFile = NULL;
}
/***********************************************************
* DESCRIPTION:
* Check whether the row is empty
* PARAMETERS:
* buf - data buffer
* offset - buffer offset
* column - current column
* RETURN:
* true if success, false otherwise
***********************************************************/
inline bool ColumnOp::isEmptyRow(uint64_t* curVal,
const uint8_t* emptyVal,
const int colWidth)
{
// colWidth is either 1, 2, 4, 8, or 16 (Convertor::getCorrectRowWidth)
switch(colWidth){
case 1:
return *(uint8_t*)curVal == *(uint8_t*)emptyVal;
case 2:
return *(uint16_t*)curVal == *(uint16_t*)emptyVal;
case 4:
return *(uint32_t*)curVal == *(uint32_t*)emptyVal;
case 8:
return *(uint64_t*)curVal == *(uint64_t*)emptyVal;
case 16:
return *(uint128_t*)curVal == *(uint128_t*)emptyVal;
}
return false;
}
/***********************************************************
* DESCRIPTION:
* Check whether column parameters are valid
* PARAMETERS:
* column - current column
* RETURN:
* true if success, false otherwise
***********************************************************/
bool ColumnOp::isValid(Column& column) const
{
return /*column.colNo > 0 && */ column.colWidth > 0 ;
}
/***********************************************************
* DESCRIPTION:
* Open all column related files
* PARAMETERS:
* column - column (includes the file id for column data file,
* as well as the DBRoot, partition, and segment number)
* segFile- is set to the name of the column segment file
* that is opened.
* RETURN:
* NO_ERROR if success
* ERR_FILE_READ if something wrong in reading the file
***********************************************************/
// @bug 5572 - HDFS usage: add *.tmp file backup flag
int ColumnOp::openColumnFile(Column& column,
std::string& segFile,
bool useTmpSuffix,
int ioBuffSize) const
{
if (!isValid(column))
return ERR_INVALID_PARAM;
// open column data file
column.dataFile.pFile = openFile(column,
column.dataFile.fDbRoot,
column.dataFile.fPartition,
column.dataFile.fSegment,
column.dataFile.fSegFileName,
useTmpSuffix,
"r+b", ioBuffSize);
segFile = column.dataFile.fSegFileName;
if (column.dataFile.pFile == NULL)
{
ostringstream oss;
oss << "oid: " << column.dataFile.fid << " with path " << segFile;
logging::Message::Args args;
logging::Message message(1);
args.add("Error opening file ");
args.add(oss.str());
args.add("");
args.add("");
message.format(args);
logging::LoggingID lid(21);
logging::MessageLog ml(lid);
ml.logErrorMessage( message );
return ERR_FILE_OPEN;
}
// open column bitmap file
/* column.bitmapFile.pFile = openFile(column.bitmapFile.fid);
if (column.bitmapFile.pFile == NULL) {
closeFile(column.dataFile.pFile ); // clear previous one
column.dataFile.pFile = NULL;
return ERR_FILE_OPEN;
}
*/
return NO_ERROR;
}
/***********************************************************
* DESCRIPTION:
* Open all table related files
* PARAMETERS:
* table - table structure
* RETURN:
* NO_ERROR if success
* ERR_FILE_READ if something wrong in reading the file
***********************************************************/
/* int ColumnOp::openTableFile() const
{
// open table bitmap file
return NO_ERROR;
}
*/
/***********************************************************
* DESCRIPTION:
* Set column parameters
* PARAMETERS:
* column - current column
* colNo - column no
* colWidth - column width
* RETURN:
* none
***********************************************************/
void ColumnOp::setColParam(Column& column,
int colNo,
int colWidth,
CalpontSystemCatalog::ColDataType colDataType,
ColType colType,
FID dataFid,
int compressionType,
uint16_t dbRoot,
uint32_t partition,
uint16_t segment) const
{
column.colNo = colNo;
column.colWidth = colWidth;
column.colType = colType;
column.colDataType = colDataType;
column.dataFile.fid = dataFid;
column.dataFile.fDbRoot = dbRoot;
column.dataFile.fPartition = partition;
column.dataFile.fSegment = segment;
column.compressionType = compressionType;
}
/***********************************************************
* DESCRIPTION:
* Write row(s)
* PARAMETERS:
* curCol - column information
* totalRow - the total number of rows need to be inserted
* rowIdArray - the array of row id, for performance purpose, I am assuming the rowIdArray is sorted
* valArray - the array of row values
* oldValArray - the array of old value
* bDelete - yet. The flag must be useless b/c writeRows
* is used for deletion.
* RETURN:
* NO_ERROR if success, other number otherwise
***********************************************************/
int ColumnOp::writeRow(Column& curCol, uint64_t totalRow, const RID* rowIdArray, const void* valArray, void* oldValArray, bool bDelete )
{
uint64_t i = 0, curRowId;
int dataFbo, dataBio, curDataFbo = -1;
unsigned char dataBuf[BYTE_PER_BLOCK];
bool bExit = false, bDataDirty = false;
const void* pVal = 0;
char charTmpBuf[8];
int rc = NO_ERROR;
uint16_t rowsInBlock = BYTE_PER_BLOCK / curCol.colWidth;
while (!bExit)
{
curRowId = rowIdArray[i];
calculateRowId(curRowId, rowsInBlock, curCol.colWidth, dataFbo, dataBio);
// load another data block if necessary
if (curDataFbo != dataFbo)
{
if (bDataDirty)
{
rc = saveBlock(curCol.dataFile.pFile, dataBuf, curDataFbo);
if ( rc != NO_ERROR)
return rc;
bDataDirty = false;
}
curDataFbo = dataFbo;
rc = readBlock(curCol.dataFile.pFile, dataBuf, curDataFbo);
if ( rc != NO_ERROR)
return rc;
bDataDirty = true;
}
switch (curCol.colType)
{
case WriteEngine::WR_FLOAT :
if (!bDelete) pVal = &((float*) valArray)[i];
break;
case WriteEngine::WR_DOUBLE :
if (!bDelete) pVal = &((double*) valArray)[i];
break;
case WriteEngine::WR_VARBINARY : // treat same as char for now
case WriteEngine::WR_BLOB :
case WriteEngine::WR_TEXT :
case WriteEngine::WR_CHAR :
if (!bDelete)
{
memcpy(charTmpBuf, (char*)valArray + i * 8, 8);
pVal = charTmpBuf;
}
break;
case WriteEngine::WR_SHORT :
if (!bDelete) pVal = &((short*) valArray)[i];
break;
case WriteEngine::WR_BYTE :
if (!bDelete) pVal = &((char*) valArray)[i];
break;
case WriteEngine::WR_LONGLONG:
if (!bDelete) pVal = &((long long*) valArray)[i];
break;
case WriteEngine::WR_TOKEN:
if (!bDelete) pVal = &((Token*) valArray)[i];
break;
case WriteEngine::WR_INT :
case WriteEngine::WR_MEDINT :
if (!bDelete) pVal = &((int*) valArray)[i];
break;
case WriteEngine::WR_USHORT:
if (!bDelete) pVal = &((uint16_t*) valArray)[i];
break;
case WriteEngine::WR_UBYTE :
if (!bDelete) pVal = &((uint8_t*) valArray)[i];
break;
case WriteEngine::WR_UINT :
case WriteEngine::WR_UMEDINT :
if (!bDelete) pVal = &((uint32_t*) valArray)[i];
break;
case WriteEngine::WR_ULONGLONG:
if (!bDelete) pVal = &((uint64_t*) valArray)[i];
break;
case WriteEngine::WR_BINARY:
if (!bDelete)
{
if (curCol.colWidth == datatypes::MAXDECIMALWIDTH)
pVal = &((int128_t*) valArray)[i];
}
break;
default :
if (!bDelete) pVal = &((int*) valArray)[i];
break;
}
if (bDelete)
{
pVal = getEmptyRowValue(curCol.colDataType,
curCol.colWidth);
}
// This is the write stuff
if (oldValArray)
{
uint8_t* p = static_cast<uint8_t*>(oldValArray);
memcpy(p + curCol.colWidth * i, dataBuf + dataBio, curCol.colWidth);
}
writeBufValue(dataBuf + dataBio, pVal, curCol.colWidth);
i++;
if (i >= totalRow)
bExit = true;
}
// take care of the cleanup
if (bDataDirty && curDataFbo >= 0)
{
rc = saveBlock(curCol.dataFile.pFile, dataBuf, curDataFbo);
if ( rc != NO_ERROR)
return rc;
}
return rc;
}
/***********************************************************
* DESCRIPTION:
* Write rows
* PARAMETERS:
* curCol - column information
* totalRow - the total number of rows need to be inserted
* ridList - the vector of row id
* valArray - the array of one row value
* oldValArray - the array of old value
* RETURN:
* NO_ERROR if success, other number otherwise
***********************************************************/
int ColumnOp::writeRows(Column& curCol, uint64_t totalRow, const RIDList& ridList, const void* valArray, void* oldValArray, bool bDelete )
{
uint64_t i = 0, curRowId;
int dataFbo, dataBio, curDataFbo = -1;
unsigned char dataBuf[BYTE_PER_BLOCK];
bool bExit = false, bDataDirty = false;
const void* pVal = 0;
//void* pOldVal;
char charTmpBuf[8];
int rc = NO_ERROR;
while (!bExit)
{
curRowId = ridList[i];
calculateRowId(curRowId, BYTE_PER_BLOCK / curCol.colWidth, curCol.colWidth, dataFbo, dataBio);
// load another data block if necessary
if (curDataFbo != dataFbo)
{
if (bDataDirty)
{
rc = saveBlock(curCol.dataFile.pFile, dataBuf, curDataFbo);
if ( rc != NO_ERROR)
return rc;
curCol.dataFile.pFile->flush();
bDataDirty = false;
}
curDataFbo = dataFbo;
//@Bug 4849. need to check error code to prevent disk error
rc = readBlock(curCol.dataFile.pFile, dataBuf, curDataFbo);
if ( rc != NO_ERROR)
return rc;
bDataDirty = true;
}
// This is a awkward way to convert void* and get ith element, I just don't have a good solution for that
// How about pVal = valArray? You're always getting the 0'th element here anyways.
// TODO MCOL-641 add support here
// This branch does not seem to be called from anywhere
if (!bDelete)
{
switch (curCol.colType)
{
case WriteEngine::WR_FLOAT :
pVal = &((float*) valArray)[0];
break;
case WriteEngine::WR_DOUBLE :
pVal = &((double*) valArray)[0];
break;
case WriteEngine::WR_VARBINARY : // treat same as char for now
case WriteEngine::WR_BLOB :
case WriteEngine::WR_TEXT :
case WriteEngine::WR_CHAR :
memcpy(charTmpBuf, (char*)valArray, 8);
pVal = charTmpBuf;
break;
// case WriteEngine::WR_BIT : pVal = &((bool *) valArray)[i]; break;
case WriteEngine::WR_SHORT :
pVal = &((short*) valArray)[0];
break;
case WriteEngine::WR_BYTE :
pVal = &((char*) valArray)[0];
break;
case WriteEngine::WR_LONGLONG:
pVal = &((long long*) valArray)[0];
break;
case WriteEngine::WR_TOKEN:
pVal = &((Token*) valArray)[0];
break;
case WriteEngine::WR_INT :
case WriteEngine::WR_MEDINT :
pVal = &((int*) valArray)[0];
break;
case WriteEngine::WR_USHORT :
pVal = &((uint16_t*) valArray)[0];
break;
case WriteEngine::WR_UBYTE :
pVal = &((uint8_t*) valArray)[0];
break;
case WriteEngine::WR_ULONGLONG:
pVal = &((uint64_t*) valArray)[0];
break;
case WriteEngine::WR_UINT :
case WriteEngine::WR_UMEDINT :
pVal = &((uint32_t*) valArray)[0];
break;
default :
pVal = &((int*) valArray)[0];
break;
}
}
else
{
pVal = getEmptyRowValue(curCol.colDataType,
curCol.colWidth);
}
// This is the write stuff
if (oldValArray)
{
uint8_t* p = static_cast<uint8_t*>(oldValArray);
memcpy(p + i * curCol.colWidth, dataBuf + dataBio, curCol.colWidth);
}
writeBufValue(dataBuf + dataBio, pVal, curCol.colWidth);
i++;
if (i >= totalRow)
bExit = true;
}
// take care of the cleanup
if (bDataDirty && curDataFbo >= 0)
{
//@Bug 4849. need to check error code to prevent disk error
rc = saveBlock(curCol.dataFile.pFile, dataBuf, curDataFbo);
}
curCol.dataFile.pFile->flush();
return rc;
}
/***********************************************************
* DESCRIPTION:
* Write rows
* PARAMETERS:
* curCol - column information
* totalRow - the total number of rows need to be inserted
* ridList - the vector of row id
* valArray - the array of one row value
* oldValArray - the array of old value
* RETURN:
* NO_ERROR if success, other number otherwise
***********************************************************/
int ColumnOp::writeRowsValues(Column& curCol, uint64_t totalRow, const RIDList& ridList, const void* valArray, void* oldValArray)
{
uint64_t i = 0, curRowId;
int dataFbo, dataBio, curDataFbo = -1;
unsigned char dataBuf[BYTE_PER_BLOCK];
bool bExit = false, bDataDirty = false;
void* pVal = 0;
//void* pOldVal;
char charTmpBuf[8];
int rc = NO_ERROR;
while (!bExit)
{
curRowId = ridList[i];
calculateRowId(curRowId, BYTE_PER_BLOCK / curCol.colWidth, curCol.colWidth, dataFbo, dataBio);
// load another data block if necessary
if (curDataFbo != dataFbo)
{
if (bDataDirty)
{
rc = saveBlock(curCol.dataFile.pFile, dataBuf, curDataFbo);
if ( rc != NO_ERROR)
return rc;
bDataDirty = false;
}
curDataFbo = dataFbo;
rc = readBlock(curCol.dataFile.pFile, dataBuf, curDataFbo);
if ( rc != NO_ERROR)
return rc;
bDataDirty = true;
}
// This is a awkward way to convert void* and get ith element, I just don't have a good solution for that
switch (curCol.colType)
{
case WriteEngine::WR_FLOAT :
pVal = &((float*) valArray)[i];
break;
case WriteEngine::WR_DOUBLE :
pVal = &((double*) valArray)[i];
break;
case WriteEngine::WR_VARBINARY : // treat same as char for now
case WriteEngine::WR_BLOB :
case WriteEngine::WR_TEXT :
case WriteEngine::WR_CHAR :
{
memcpy(charTmpBuf, (char*)valArray + i * 8, 8);
pVal = charTmpBuf;
}
break;
case WriteEngine::WR_SHORT :
pVal = &((short*) valArray)[i];
break;
case WriteEngine::WR_BYTE :
pVal = &((char*) valArray)[i];
break;
case WriteEngine::WR_LONGLONG:
pVal = &((long long*) valArray)[i];
break;
case WriteEngine::WR_TOKEN:
pVal = &((Token*) valArray)[i];
break;
case WriteEngine::WR_INT :
case WriteEngine::WR_MEDINT :
pVal = &((int*) valArray)[i];
break;
case WriteEngine::WR_USHORT :
pVal = &((uint16_t*) valArray)[i];
break;
case WriteEngine::WR_UBYTE :
pVal = &((uint8_t*) valArray)[i];
break;
case WriteEngine::WR_ULONGLONG:
pVal = &((uint64_t*) valArray)[i];
break;
case WriteEngine::WR_UINT :
case WriteEngine::WR_UMEDINT :
pVal = &((uint32_t*) valArray)[i];
break;
case WriteEngine::WR_BINARY:
pVal = &((int128_t*) valArray)[i];
break;
default :
pVal = &((int*) valArray)[i];
break;
}
// This is the write stuff
if (oldValArray)
{
uint8_t* p = static_cast<uint8_t*>(oldValArray);
memcpy(p + curCol.colWidth * i, dataBuf + dataBio, curCol.colWidth);
}
writeBufValue(dataBuf + dataBio, pVal, curCol.colWidth);
i++;
if (i >= totalRow)
bExit = true;
}
// take care of the cleanup
if (bDataDirty && curDataFbo >= 0)
{
rc = saveBlock(curCol.dataFile.pFile, dataBuf, curDataFbo);
}
return rc;
}
} //end of namespace
// vim:ts=4 sw=4:
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