Export - CSV (All fields)
Export - CSV (Current fields)
MCOL-4129
contoller node SEGV faults when /var/lib/columnstore/data1* doesn't exist
ALTER TABLE ADD COLUMN ... TIME fails with Internal error
WE crash in ChunkManager::cleanUp()MCOL-3759
Speed up RowGroup data access methods reducing level of indirection.
WES client code will not work if a middle PM is removedMCOL-3242
Improve load/save in BRM structs
Updating a decimal column with scale smaller than the source column returns an error
Adjust high-water mark on final valid partition and drop other partitions when DELETE removes rows from the end of a table in key order.
CS doesn't reuse segment files whilst doing cpimport
Fedora 40 compile error - calloc - transposed args
Append only columnar storage for full extents
Background worker to automate on-disk data housekeeping
Measure the actual RAM consumption and test the patch for mem leaks.
Review/refactor WE code
WES cannot handle configuration change of dbroot count without restart
WriteEngine code must use unsigned int to store column width
Optimize long string handling during DML
varchar and text may be truncated without regard to charsetMCOL-4654
LZ4 compression support for `CompressedInetStreamSocket` and `JoinPartition`
Increase the stability of writing processes: WriteEngineServer, DMLProc, DDLProc
INSERT..SELECT hangs on cpimport when MCS is installed in a non-default path
Create Table with longblob column Internal error: Lost connection to DDLProc
In multi-node 5.4.1 cluster, WriteEngine on replica tries to create wrong path
Overallocation of blocks with LONGBLOB
CAL0002: Delete Failed: IDB-2008: The version buffer overflowed. Increase VersionBufferFileSize or limit the rows to be processed but variable is 64G already
Possible memory corruption in execplan
Incorrect HWM check logic bulk inserting wide decimal column values
Columnstore System Status remains Active and any Alarms are not set if mcs become not write capable
'insert into table select' syntax not working in 1.4.2
Memory leak in WriteEngineServ
Improve redistributedata
LZ4 compression for on-disk columnar data
Investigate Bloom Filters for dicionary columns
Not able to import CSV file in multi server architecture.
Create new writeengine batch write command
Create bulk write API
Add system catalog network call
Transform per 4 "\" to a "\" when LOAD DATA INFILE
Columnstore engine(1.0.11): Transaction is NOT integrated with TRIGGER in an INSERT statement !
bulk writes still possible after mcsadmin suspenddatabasewrites
redistributeData seems possible after suspendDatabaseWrites
redistributeData does nothing for partitions that are evenly spread across dbroots
redistribute remove moved data from removed node to one node
INSERT INTO <TABLE> SELECT ... does not work (even for insert into table select * from table)
Columnstore does not store data in the data directory
Manual and automated vacuum cleaning for on-disk data empty records
make timeout configurable " A node is unresponsive for cmd = 4, no reconfigure in at least 300 seconds. Setting read-only mode."
Support 5861 development
Support 5861 development continued
cpimport error