Index: FAQ =================================================================== RCS file: /projects/cvsroot/pgsql-server/doc/FAQ,v retrieving revision 1.256 diff -c -r1.256 FAQ *** FAQ 12 Mar 2004 13:51:57 -0000 1.256 --- FAQ 19 Mar 2004 04:48:29 -0000 *************** *** 115,122 **** 1.1) What is PostgreSQL? How is it pronounced? PostgreSQL is pronounced Post-Gres-Q-L. The name "Postgres" is also ! used in conversation. ! PostgreSQL is an enhancement of the POSTGRES database management system, a next-generation DBMS research prototype. While PostgreSQL retains the powerful data model and rich data types of POSTGRES, it --- 115,124 ---- 1.1) What is PostgreSQL? How is it pronounced? PostgreSQL is pronounced Post-Gres-Q-L. The name "Postgres" is also ! used in conversation. An audio file is available for those who would ! like to hear the pronunciation at ! http://www.postgresql.org/postgresql.mp3 ! PostgreSQL is an enhancement of the POSTGRES database management system, a next-generation DBMS research prototype. While PostgreSQL retains the powerful data model and rich data types of POSTGRES, it *************** *** 128,135 **** coordinator is Marc G. Fournier (scrappy@PostgreSQL.org). (See section 1.6 on how to join). This team is now responsible for all development of PostgreSQL. It is a community project and is not controlled by any ! company. To get involved, see the developer's ! FAQ,http://www.PostgreSQL.org/docs/faqs/FAQ_DEV.html The authors of PostgreSQL 1.01 were Andrew Yu and Jolly Chen. Many others have contributed to the porting, testing, debugging, and --- 130,137 ---- coordinator is Marc G. Fournier (scrappy@PostgreSQL.org). (See section 1.6 on how to join). This team is now responsible for all development of PostgreSQL. It is a community project and is not controlled by any ! company. To get involved, see the developer's FAQ, ! http://www.PostgreSQL.org/docs/faqs/FAQ_DEV.html The authors of PostgreSQL 1.01 were Andrew Yu and Jolly Chen. Many others have contributed to the porting, testing, debugging, and *************** *** 149,155 **** PostgreSQL Data Base Management System ! Portions copyright (c) 1996-2002, PostgreSQL Global Development Group Portions Copyright (c) 1994-6 Regents of the University of California Permission to use, copy, modify, and distribute this software and its --- 151,157 ---- PostgreSQL Data Base Management System ! Portions copyright (c) 1996-2004, PostgreSQL Global Development Group Portions Copyright (c) 1994-6 Regents of the University of California Permission to use, copy, modify, and distribute this software and its *************** *** 177,183 **** 1.3) What Unix platforms does PostgreSQL run on? ! In general, a modern Unix-compatible platform should be able to run PostgreSQL. The platforms that had received explicit testing at the time of release are listed in the installation instructions. --- 179,185 ---- 1.3) What Unix platforms does PostgreSQL run on? ! In general, any modern Unix-compatible platform should be able to run PostgreSQL. The platforms that had received explicit testing at the time of release are listed in the installation instructions. *************** *** 436,442 **** These include PgAccess http://www.pgaccess.org), PgAdmin III (http://www.pgadmin.org, RHDB Admin (http://sources.redhat.com/rhdb/ ) and Rekall ( http://www.thekompany.com/products/rekall/, proprietary). ! There is also PHPPgAdmin ( http://phppgadmin.sourceforge.net/ ), a web-based interface to PostgreSQL. See http://techdocs.postgresql.org/guides/GUITools for a more detailed --- 438,444 ---- These include PgAccess http://www.pgaccess.org), PgAdmin III (http://www.pgadmin.org, RHDB Admin (http://sources.redhat.com/rhdb/ ) and Rekall ( http://www.thekompany.com/products/rekall/, proprietary). ! There is also PhpPgAdmin ( http://phppgadmin.sourceforge.net/ ), a web-based interface to PostgreSQL. See http://techdocs.postgresql.org/guides/GUITools for a more detailed *************** *** 503,516 **** By default, PostgreSQL only allows connections from the local machine using Unix domain sockets. Other machines will not be able to connect ! unless you add the -i flag to postmaster, and enable host-based ! authentication by modifying the file $PGDATA/pg_hba.conf accordingly. ! This will allow TCP/IP connections. 3.6) How do I tune the database engine for better performance? ! Certainly, indexes can speed up queries. The EXPLAIN command allows ! you to see how PostgreSQL is interpreting your query, and which indexes are being used. If you are doing many INSERTs, consider doing them in a large batch --- 505,518 ---- By default, PostgreSQL only allows connections from the local machine using Unix domain sockets. Other machines will not be able to connect ! unless you turn on tcpip_sockets in the postgresql.conf, and enable ! host-based authentication by modifying the file $PGDATA/pg_hba.conf ! accordingly. This will allow TCP/IP connections. 3.6) How do I tune the database engine for better performance? ! Certainly, indexes can speed up queries. The EXPLAIN ANALYZE command ! allows you to see how PostgreSQL is interpreting your query, and which indexes are being used. If you are doing many INSERTs, consider doing them in a large batch *************** *** 657,667 **** 4.3) How do I get a list of tables or other things I can see in psql? ! You can read the source code for psql in file ! pgsql/src/bin/psql/describe.c. It contains SQL commands that generate ! the output for psql's backslash commands. You can also start psql with ! the -E option so it will print out the queries it uses to execute the ! commands you give. 4.4) How do you remove a column from a table, or change its data type? --- 659,671 ---- 4.3) How do I get a list of tables or other things I can see in psql? ! Use the \dt command to see tables in PSQL. For a complete list of ! commands inside psql you can use \?. You can read the source code for ! psql in file pgsql/src/bin/psql/describe.c. It contains SQL commands ! that generate the output for psql's backslash commands. You can also ! start psql with the -E option so it will print out the queries it uses ! to execute the commands you give. PostgreSQL also provides a standard ! INFORMATION SCHEMA interface. 4.4) How do you remove a column from a table, or change its data type?