Variable

Description

CXX

The name of your C++ compiler (for running configure).

CC

The name of your C compiler (for running configure).

CFLAGS

Flags for your C compiler (for running configure).

CXXFLAGS

Flags for your C++ compiler (for running configure).

DBI_USER

The default username for Perl DBI.

DBI_TRACE

Trace options for Perl DBI.

HOME

The default path for the mysql history file is $HOME/.mysql_history.

LD_RUN_PATH

Used to specify the location of libmysqlclient.so.

MYSQL_DEBUG

Debug trace options when debugging.

MYSQL_GROUP_SUFFIX

Option group suffix value (like specifying --defaults-group-suffix).

MYSQL_HISTFILE

The path to the mysql history file. If this variable is set, its value overrides the default for $HOME/.mysql_history.

MYSQL_HOME

The path to the directory in which the server-specific my.cnf file resides (as of MySQL 5.0.3).

MYSQL_HOST

The default hostname used by the mysql command-line client.

MYSQL_PS1

The command prompt to use in the mysql command-line client.

MYSQL_PWD

The default password when connecting to mysqld. Note that using this is insecure. See Section 5.8.6, “Keeping Your Password Secure”.

MYSQL_TCP_PORT

The default TCP/IP port number.

MYSQL_UNIX_PORT

The default Unix socket filename; used for connections to localhost.

PATH

Used by the shell to find MySQL programs.

TMPDIR

The directory where temporary files are created.

TZ

This should be set to your local time zone. See Section B.1.4.6, “Time Zone Problems”.

UMASK_DIR

The user-directory creation mask when creating directories. Note that this is ANDed with UMASK.

UMASK

The user-file creation mask when creating files.

USER

The default username on Windows and NetWare used when connecting to mysqld.