'\" t .\" .TH "\fBMARIADB-ACCESS\fR" "1" "15 May 2020" "MariaDB 10.11" "MariaDB Database System" .\" ----------------------------------------------------------------- .\" * set default formatting .\" ----------------------------------------------------------------- .\" disable hyphenation .nh .\" disable justification (adjust text to left margin only) .ad l .\" ----------------------------------------------------------------- .\" * MAIN CONTENT STARTS HERE * .\" ----------------------------------------------------------------- .\" mysqlaccess .SH "NAME" mariadb-access \- client for checking access privileges (mysqlaccess is now a symlink to mariadb-access) .SH "SYNOPSIS" .HP \w'\fBmysqlaccess\ [\fR\fB\fIhost_name\fR\fR\fB\ [\fR\fB\fIuser_name\fR\fR\fB\ [\fR\fB\fIdb_name\fR\fR\fB]]]\ [\fR\fB\fIoptions\fR\fR\fB]\fR\ 'u \fBmysqlaccess [\fR\fB\fIhost_name\fR\fR\fB [\fR\fB\fIuser_name\fR\fR\fB [\fR\fB\fIdb_name\fR\fR\fB]]] [\fR\fB\fIoptions\fR\fR\fB]\fR .SH "DESCRIPTION" .PP \fBmysqlaccess\fR is a diagnostic tool written by Yves Carlier\&. It checks the access privileges for a host name, user name, and database combination\&. Note that \fBmysqlaccess\fR checks access using only the user, db, and host tables\&. It does not check table, column, or routine privileges specified in the tables_priv, columns_priv, or procs_priv tables\&. .PP Invoke \fBmysqlaccess\fR like this: .sp .if n \{\ .RS 4 .\} .nf shell> \fBmysqlaccess [\fR\fB\fIhost_name\fR\fR\fB [\fR\fB\fIuser_name\fR\fR\fB [\fR\fB\fIdb_name\fR\fR\fB]]] [\fR\fB\fIoptions\fR\fR\fB]\fR .fi .if n \{\ .RE .\} .PP \fBmysqlaccess\fR supports the following options\&. .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: help option .\" help option: mysqlaccess \fB\-\-help\fR, \fB\-?\fR .sp Display a help message and exit\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: brief option .\" brief option: mysqlaccess \fB\-\-brief\fR, \fB\-b\fR .sp Generate reports in single\-line tabular format\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: commit option .\" commit option: mysqlaccess \fB\-\-commit\fR .sp Copy the new access privileges from the temporary tables to the original grant tables\&. The grant tables must be flushed for the new privileges to take effect\&. (For example, execute a \fBmysqladmin reload\fR command\&.) .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: copy option .\" copy option: mysqlaccess \fB\-\-copy\fR .sp Reload the temporary grant tables from original ones\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: db option .\" db option: mysqlaccess \fB\-\-db=\fR\fB\fIdb_name\fR\fR, \fB\-d \fR\fB\fIdb_name\fR\fR .sp Specify the database name\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: debug option .\" debug option: mysqlaccess \fB\-\-debug=\fR\fB\fIN\fR\fR .sp Specify the debug level\&. \fIN\fR can be an integer from 0 to 3\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: host option .\" host option: mysqlaccess \fB\-\-host=\fR\fB\fIhost_name\fR\fR, \fB\-h \fR\fB\fIhost_name\fR\fR .sp The host name to use in the access privileges\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: howto option .\" howto option: mysqlaccess \fB\-\-howto\fR .sp Display some examples that show how to use \fBmysqlaccess\fR\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: old_server option .\" old_server option: mysqlaccess \fB\-\-old_server\fR .sp Connect to a very old MySQL server (before MySQL 3\&.21) that does not know how to handle full WHERE clauses\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: password option .\" password option: mysqlaccess \fB\-\-password[=\fR\fB\fIpassword\fR\fR\fB]\fR, \fB\-p[\fR\fB\fIpassword\fR\fR\fB]\fR .sp The password to use when connecting to the server\&. If you omit the \fIpassword\fR value following the \fB\-\-password\fR or \fB\-p\fR option on the command line, \fBmysqlaccess\fR prompts for one\&. .sp Specifying a password on the command line should be considered insecure\&. See Section\ \&5.3.2.2, \(lqEnd-User Guidelines for Password Security\(rq\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: plan option .\" plan option: mysqlaccess \fB\-\-plan\fR .sp Display suggestions and ideas for future releases\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: preview option .\" preview option: mysqlaccess \fB\-\-preview\fR .sp Show the privilege differences after making changes to the temporary grant tables\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: relnotes option .\" relnotes option: mysqlaccess \fB\-\-relnotes\fR .sp Display the release notes\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: rhost option .\" rhost option: mysqlaccess \fB\-\-rhost=\fR\fB\fIhost_name\fR\fR, \fB\-H \fR\fB\fIhost_name\fR\fR .sp Connect to the MariaDB server on the given host\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: rollback option .\" rollback option: mysqlaccess \fB\-\-rollback\fR .sp Undo the most recent changes to the temporary grant tables\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: spassword option .\" spassword option: mysqlaccess \fB\-\-spassword[=\fR\fB\fIpassword\fR\fR\fB]\fR, \fB\-P[\fR\fB\fIpassword\fR\fR\fB]\fR .sp The password to use when connecting to the server as the superuser\&. If you omit the \fIpassword\fR value following the \fB\-\-spassword\fR or \fB\-p\fR option on the command line, \fBmysqlaccess\fR prompts for one\&. .sp Specifying a password on the command line should be considered insecure\&. See Section\ \&5.3.2.2, \(lqEnd-User Guidelines for Password Security\(rq\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: superuser option .\" superuser option: mysqlaccess \fB\-\-superuser=\fR\fB\fIuser_name\fR\fR, \fB\-U \fR\fB\fIuser_name\fR\fR .sp Specify the user name for connecting as the superuser\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: table option .\" table option: mysqlaccess \fB\-\-table\fR, \fB\-t\fR .sp Generate reports in table format\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: user option .\" user option: mysqlaccess \fB\-\-user=\fR\fB\fIuser_name\fR\fR, \fB\-u \fR\fB\fIuser_name\fR\fR .sp The user name to use in the access privileges\&. .RE .sp .RS 4 .ie n \{\ \h'-04'\(bu\h'+03'\c .\} .el \{\ .sp -1 .IP \(bu 2.3 .\} .\" mysqlaccess: version option .\" version option: mysqlaccess \fB\-\-version\fR, \fB\-v\fR .sp Display version information and exit\&. .RE .PP If your MariaDB distribution is installed in some non\-standard location, you must change the location where \fBmysqlaccess\fR expects to find the \fBmysql\fR client\&. Edit the mysqlaccess script at approximately line 18\&. Search for a line that looks like this: .sp .if n \{\ .RS 4 .\} .nf $MYSQL = '/usr/local/bin/mysql'; # path to mysql executable .fi .if n \{\ .RE .\} .PP Change the path to reflect the location where \fBmysql\fR actually is stored on your system\&. If you do not do this, a Broken pipe error will occur when you run \fBmysqlaccess\fR\&. .SH "COPYRIGHT" .br .PP Copyright 2007-2008 MySQL AB, 2008-2010 Sun Microsystems, Inc., 2010-2020 MariaDB Foundation .PP This documentation is free software; you can redistribute it and/or modify it only under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. .PP This documentation is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. .PP You should have received a copy of the GNU General Public License along with the program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335 USA or see http://www.gnu.org/licenses/. .sp .SH "SEE ALSO" For more information, please refer to the MariaDB Knowledge Base, available online at https://mariadb.com/kb/ .SH AUTHOR MariaDB Foundation (http://www.mariadb.org/).