ChangeLog

v0.44.0

- Made some changes to Docker scripts to help customize PostgreSQL version used
- Add scripts to build a database on CockroachDB
- Add transaction logic to the client for CockroachDB
- Update workload scripts for CockroachDB
- Add scripts to build a database on YugabyteDB
- Update libpq client code to transmit and receive data in binary mode.

v0.43.0

- Adopt Artistic License 2.0
- Fix run-workload script to work on single tier configuration, bugs
  introduced v0.42 
- Driver now logs w_id and d_id per transaction
- Fix segmentation fault when limiting the total number of driver threads
- Increase buffer size for the database hostname in the client to 64 bytes
- Add -y flag to run-workload script to specify database is a service
- Fix driver's rampup calculation when limiting total emulated terminals
- Update Dockerfile to use Rocky Linux instead of CentOS
- Fix driver execution when limited to a single terminal

v0.42

- Add Docker files and scripts to test building and evaluate a PostgreSQL
  database.
- Update for CMake policy CMP0037.
- Replace obsolete bzero with memset
- Replace obsolete gethostbyname and gethostbyaddr with getaddrinfo
- Use PCG Fast pseudo random number generator
- Update data generator to use UTF-8
- Refactor datagen parallelism
- Update PostgreSQL pl/pgsql stored functions
- Support basic 3-tier execution with run-workload script
- Refactored altered mode driver execution with finer grained controls

v0.41

- Renamed the 'scripts' directory to 'bin'.
- Added SQLite support.
- Renamed all the script with 'dbt2-' prefixes to facilitate a better
  'make install' in the future.
- Use cmake over autotools.
- Added Drizzle support.
- Removed use of Test::Parser and Test::Presenter perl modules and require use
  of dbttools instead.
- Use R for post processing.
- Run scripts capable of running multiple instances of clients and drivers.
- Direct load data for Postgres.

v0.40

- Various fixes with all the scripts.
- Ability to run in a two-tier environment.
- Added scripts to run a test against a pull from PostgreSQL's CVS repository.
- Fixed 90th percentile and steady state metric calculations.
- Added support for pgpool.
- Fixed memory violation with datagen.

v0.39

- Merged run_mysql.sh script into run_workload.sh script.
- Various fixes with all scripts.
- Fixed up autoconf scripts.  Now database libraries aren't linked to datagen.

v0.38

- Various fixes with all scripts.
- Improved configure.ac to use pg_config for PostgreSQL.
- Updated PostgreSQL scripts to work with PostgreSQL 8.1 and newer.
- Updated PostgreSQL stored functions for 8.1 and newer.

v0.37

- Removed use of the $SHELL environment variable so the kit is more portable.

v0.36

- Added a check for ulimit -n.
- Fixed the response time calculations to be after all threads have started.

v0.35

- Critial fix for the data generator.
- Critial fix for the Payment transaction when using MySQL.
- Changed the database integrity check into a command line option.

v0.34

- Calculate 90th percentile reponse times in scripts/mix_analyzer.pl.
- Fix up in run_mysql.sh.in.

v0.33

- Script improvements.
- Fixed the Makefile for funcs.so.
- Collect callgraph data with oprofile.  Only really works for ia32 and ARM
  due to oprofile support.

v0.32

- Updated the autoconf scripts to not fail if pg_autovacuum is not found.
  With 8.1 coming up, it is part of the backend now.
- Fixed scripts/pgsql/analyze_stats.pl to work correctly.

v0.31

- Modified the table creation and index creation scripts so that the primary
  keys are created as part of the index builds.
- Modified the autoconf scripts so that using odbc libraries is a feature that
  needs to be enabled with the database that will be tested.
- Fixed some compiler warnings and errors when building against odbc.
- Fixed a bug in src/libpq/dbc_payment.c where the wrong parameter was being
  passed.

v0.30

- Added x- and y-axis lines for the PostgreSQL database charts.
- Fixed the autoconf files to include files for MySQL with no stored procedures.

v0.29

- Removed default configure to PostgreSQL in configure.ac.  It will prompt for
  the database to be specified if none is given.
- Tidied up the autoconf files a little more.
- Added x- and y-axis lines to scripts/notpm.input.
- Fixed mix_analyzer.pl to stop counting failed transactions as successful
  transactions.

v0.28

- Improved configure.ac to check for headers for PostgreSQL.
- Fixed Makefile.am to include the README-* files in a 'make dist'.

v0.27

- Fixed Makefiles for 'make dist'.
- Modified scripts for PostgreSQL so that tablespaces can be used.
  README-POSTGRESQL has been updated with notes on how to use tablespaces.

v0.26

- Improved configure.in to set executable permission onfiles it generated.
- More fixes related to setting the stack size in the C programs.
- Added headers to files where previously missing.

v0.25

- PostgreSQL requires pg_autovacuum now, but you could edit the kit so it can
  still run without it.
- Removed results and moved its functionality into mix_analyzer.pl.
- Now you don't need to modify pg_config_manual.h in order to use the kit with
  PostgreSQL.
- Various little script fixes and enhancements.
- Fixed a problem with getting plans for PostgreSQL during the run.
- Stock setting stack size in the shell scripts.  Setting the stack size where
  appropriate in the C programs.
- gen_html.sh is now used automatically to generate results in HTML.
- Other misc. script fixes and enhancements for PostgreSQL.

v0.24

- Changed the format of the vmstat data files that are graphed.
- Fix for results.c for some 64 bit platform.

v0.23

- MySQL support.
- Minor bug fix with generating data for the payment transaction.

v0.22

- Build environment updates

v0.21.1

- User Guide updates.

v0.21

- Fixed a bug in in _accept().
- Updated the user's guide.
- Changed the column data types in various tables for performance.

v0.20

- Fixed a bug in the New-Order transaction that was introduced into v0.19
  by accident.

v0.19

- Fixed a query in the New-Order transaction to reduce the number of rollbacks.
v0.18

- Fixed a bug in the driver regarding the assignment of warehouse id's to each
  thread.

v0.17

- Fixed a bug in the New-Order transaction in the PostgreSQL C function.
- More work on the run_workload.sh script.

v0.16

- Replaced the OpenOffice text documents with LaTeX versions.
- Fixed the rollback logic for the New-Order transaction with SAP DB.
- Added backup and restore scripts for PostgreSQL.

v0.15

- Fixed the rollback logic in the New-Order transaction.
- Added more status output in the client.
- Fixed a bug in get_node that cause memory violations for multiple
  connections.
- Really fixed the stored procedures for SAP DB 7.3.0.25 this time.
- Fixed logic in New-Order that screwed up the stock table.

v0.14

- Removed nonblocking socket code.

v0.13

- Fixed the default stored procedures to work with 7.3.0.25.
- Undid code to use nonblocking sockets, I just don't know how to do it right.
- Fixed a bug with get_node() in listener.c.
- Fixed the sleep control for the connection rates between components in
  a multi-tier environment.
- Added more status output in the client.

v0.12

- Started using nonblocking sockets for communication with the client.
- Added some more status information to the client.
- Control the sleep time between openning connections to the client in
  a multi-tier environment.  Maybe cause problems when attempting to drive
  many many users.

v0.11
- Fixed db_setup.sh.in for SAP DB to generate the correct data.
- Fixed the tools directory Makefile.in for SAP DB.

v0.10

- Changed default altered mode to 0.
- Cleaned out lingering CVS directories.

v0.9

- Fixed funcs.c (the stored functions) to correctly escape a couple more
  characters.
- Fixed the random seeding of threads.
- Fixed passing of transaction status in the multi-tier environment.

v0.8

- Fixed the client and driver to work in a multi-tier environment with
  PostgreSQL.