Instead of:
ALTER TABLE my_table ADD KEY `key1` (`apple`);
ALTER TABLE my_table ADD KEY `key2` (`banana`);
do this:
ALTER TABLE my_table
ADD KEY `key1` (`apple`),
ADD KEY `key2` (`banana`);
Instead of:
ALTER TABLE my_table ADD KEY `key1` (`apple`);
ALTER TABLE my_table ADD KEY `key2` (`banana`);
do this:
ALTER TABLE my_table
ADD KEY `key1` (`apple`),
ADD KEY `key2` (`banana`);