sql: how to select all records with field set to 0 and set the value of that field to one -

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is possible in 1 sql statement? pointer nice sql tutorial on subject appreciated. know can use command select * mytab myfield = 0 , use server script go through result , update myfield of result rows.

wouldn't work?

update mytab set myfield=1 myfield=0

edited add:

if interested in sql tutorials, lightweight 1 has nice feature of allowing edit , run sql commands in webpage see how work w3schools here: http://www.w3schools.com/sql/


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