mysql_stmt_num_rows − Returns number of rows in a prepared statement result set
#include <mysql.h> unsigned long long mysql_stmt_num_rows(MYSQL_STMT * stmt);
Returns the number of rows in the result set. The use of mysql_stmt_num_rows() depends on whether or not you used mysql_stmt_store_result(3) to buffer the entire result set in the statement handle.
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stmt − a statement handle, which was previously allocated by mysql_stmt_init(3). |
Number of rows in the result set
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If you use mysql_stmt_store_result(3), mysql_stmt_num_rows() may be called immediately. |
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mysql_stmt_store_result(3) |