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https://github.com/VCMP-SqMod/SqMod.git
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45 lines
1.1 KiB
Groff
45 lines
1.1 KiB
Groff
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.\" Automatically generated by Pandoc 2.5
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.\"
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.TH "mysql_ping" "3" "" "Version 3.2.2" "MariaDB Connector/C"
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.hy
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.SS Name
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.PP
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mysql_ping \- checks if the connection between client and server is
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working
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.SS Synopsis
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.IP
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.nf
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\f[C]
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#include <mysql.h>
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int mysql_ping(MYSQL * mysql);
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\f[R]
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.fi
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.SS Description
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.PP
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Checks whether the connection to the server is working.
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If it has gone down, and global option reconnect is enabled an automatic
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reconnection is attempted.
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.PP
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This function can be used by clients that remain idle for a long while,
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to check whether the server has closed the connection and reconnect if
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necessary.
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.SS Parameters
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.IP \[bu] 2
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\f[C]mysql\f[R] \- a mysql handle, which was previously allocated by
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\f[B]mysql_init(3)\f[R] and connected by
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\f[B]mysql_real_connect(3)\f[R].
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### Notes
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.IP \[bu] 2
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If a reconnect occurred the thread_id will change.
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Also resources bundled to the connection (prepared statements, locks,
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temporary tables, \&...) will be released.
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.SS Return value
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.PP
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Returns zero on success, nonzero if an error occured.
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.SS See also
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.IP \[bu] 2
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\f[B]mysql_optionsv(3)\f[R]
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.IP \[bu] 2
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\f[B]mysql_kill(3)\f[R]
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