mysql_unbuffered_query(query[,link_identifier][,result_mode])
Description: Sends a query to the currently selected MySQL database on the MySQL server specified by link_identifier, without fetching and buffering the resultset rows automatically. If link_identifier is not specified, the last opened database connection is used.
result_mode may optionally be specified, as either MYSQL_USE_RESULT or MYSQL_STORE_RESULT. Unspecified (the most commonly used form), it defaults to MYSQL_USE_RESULT, which does not buffer the result on the client. This default behavior is the opposite of mysql_query().
By not buffering on the client, memory is saved. However, you have to fetch all result rows before a second query can be issued, and you cannot use functions ...
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