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.TH "mysql_field_count" "3" "" "Version 3.3.1" "MariaDB Connector/C"
.hy
.SS Name
.PP
mysql_field_count \- returns the number of columns for the most recent
statement
.SS Synopsis
.IP
.nf
\f[C]
#include <mysql.h>

unsigned int mysql_field_count(MYSQL * mysql);
\f[R]
.fi
.SS Description
.PP
Returns the number of columns for the most recent statement on the
connection represented by the link parameter as an unsigned integer.
This function can be useful when using the
\f[B]mysql_store_result(3)\f[R] function to determine if the query
should have produced a non\-empty result set or not without knowing the
nature of the query.
.SS Parameters
.IP \[bu] 2
\f[C]mysql\f[R] is a connection identifier, which was previously
allocated by \f[B]mysql_init(3)\f[R] and connected by
\f[B]mysql_real_connect(3)\f[R].
.SS Notes
.PP
The \f[C]mysql_field_count()\f[R] function should be used to determine
if there is a result set available.
.SS Return value:
.PP
The number of columns for the most recent statemet.
The value is zero, if the statemet didn\[cq]t produce a result set.
.SS See also
.IP \[bu] 2
\f[B]mysql_store_result(3)\f[R]
.IP \[bu] 2
\f[B]mysql_use_result(3)\f[R]