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* class mysql
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$r = mysql_query($q);
$q = "select count(*) from $fromTable where $where";
$cnt = mysql_query($q);
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mysql> source dump.sql
There are three general ways to invoke mysqldump:
shell> mysqldump [options] db_name [tbl_name ...]
shell> mysqldump [options] --databases db_name ...
shell> mysqldump [options] --all-databases
......
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