int mysql_stmt_fetch_column(MYSQL_STMT * stmt, MYSQL_BIND * bind_arg, unsigned int column, unsigned long offset);
stmt- a statement handle, which was previously allocated by mysql_stmt_init().
bind_arg- a pointer to a MYSQL_BIND structure.
column- number of column, first column is numbered zero.
offset- offset at which to begin retrieving data.
This function can be used to fetch large data of a single column in pieces. Returns zero on success, non-zero on failure.
The size of the buffer is specified within MYSQL_BIND structure.
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