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Diffstat (limited to 'sql-bench/README')
| -rwxr-xr-x | sql-bench/README | 41 |
1 files changed, 22 insertions, 19 deletions
diff --git a/sql-bench/README b/sql-bench/README index 6b6a5fc95c0..a8468b4809b 100755 --- a/sql-bench/README +++ b/sql-bench/README @@ -1,27 +1,29 @@ The MySQL Benchmarks -These tests needs a MySQL version of at least 3.20.28 or 3.21.10. -NOTE: With MySQL 3.20.# you have to use '--skip-in', because MySQL 3.20 -doesn't support the IN operator. +These tests require a MySQL version of at least 3.20.28 or 3.21.10. NOTE: +With MySQL 3.20.x, you must use the --skip-in option, because MySQL 3.20 +does not support the IN() operator. Currently the following servers are supported: MySQL 3.20 and 3.21, PostgreSQL 6.#, mSQL 2.# and Solid Server 2.2 -In this directory are the queries and raw data files used to populate -the MySQL benchmarks. In order to run the benchmarks you should normally -execute a command like the following: +The benchmark directory contains the query files and raw data files used to +populate the MySQL benchmark tables. In order to run the benchmarks, you +should normally execute a command such as the following: run-all-tests --server=mysql --cmp=mysql,pg,solid --user=test --password=test --log -The above means that one wants to run the benchmark with MySQL. The limits -should be taken from all of mysql,PostgreSQL and Solid. Login name and -password is 'test'. The result should be saved as a RUN file in the output +This means that you want to run the benchmarks with MySQL. The +limits should be taken from all of MySQL, PostgreSQL, and Solid. +The login name and password for connecting to the server both are +``test''. The result should be saved as a RUN file in the output directory. -When the above script has run you will have the individual results and the +When run-all-tests has finished, will have the individual results and the the total RUN- file in the output directory. -If you want to look at some old results, try: +If you want to look at some old results, use the compare-results script. +For example: compare-results --dir=Results --cmp=mysql,pg,solid compare-results --dir=Results --cmp=mysql,pg,solid --relative @@ -29,8 +31,9 @@ compare-results --dir=Results --cmp=mysql,pg,solid --relative compare-results --dir=Results --cmp=msql,mysql,pg,solid compare-results --dir=Results --cmp=msql,mysql,pg,solid --relative -compare-results --dir=results --server=mysql --same-server --cmp=mysql,pg,solid +compare-results --dir=Results --server=mysql --same-server --cmp=mysql,pg,solid +Some of the files in the benchmark directory are: File Description @@ -41,15 +44,15 @@ Makefile.am Automake Makefile Overview-paper A paper nicked from the net about database bench- marking. README This file. -test-ATIS.sh Cretation of 29 tables and a lot of selects on them. +test-ATIS.sh Creation of 29 tables and a lot of selects on them. test-connect.sh Test how fast a connection to the server is. test-create.sh Test how fast a table is created. test-insert.sh Test create and fill of a table. test-wisconsin.sh This is a port of the PostgreSQL version of this benchmark. -run-all-test Use this to run all tests. When all test are run, +run-all-tests Use this to run all tests. When all tests are run, use the --log --use-old option to get a RUN-file. -compare-results Makes a compare table from different RUN files. +compare-results Generates a comparison table from different RUN files. server-cfg Contains the limit and functions for all supported SQL servers. If you want to add a new server, this should be the only file that neads to be changed. @@ -65,8 +68,8 @@ Useful options to all test-scripts (and run-all-tests): --host=# Hostname for MySQL server (default: localhost) --db=# Database to use (default: test) --fast Allow use of any non-standard SQL extension to - do the get things done faster. ---skip-in Don't do test with the IN operation (if the SQL server + get things done faster. +--skip-in Don't do test with the IN() operator (if the SQL server hasn't implemented this, for example mSQL and MySQL 3.20). --lock-tables Use table locking to get more speed. @@ -81,13 +84,13 @@ systematically measure and compare the performance of relational database systems with database machines. The benchmark is a single-user and single-factor experiment using a synthetic database and a controlled workload. It measures the query optimization -performance of database systems with 32 query types to exe cise the +performance of database systems with 32 query types to exercise the components of the proposed systems. The query suites include selection, join, projection, aggregate, and simple update queries. The test database consists of four generic relations. The tenk relation is the key table and most used. Two data types of small -integer number and character string are utilized. Data values are +integer numbers and character strings are utilized. Data values are uniformly distributed. The primary metric is the query elapsed time. The main criticisms of the benchmark include the nature of single-user workload, the simplistic database structure, and the |