'UPDATE cust_main SET signupdate = (SELECT signupdate FROM h_cust_main WHERE signupdate IS NOT NULL AND h_cust_main.custnum = cust_main.custnum ORDER BY historynum DESC LIMIT 1) WHERE signupdate IS NULL',
);
# fix yyyy-m-dd formatted paydates
'UPDATE cust_main SET signupdate = (SELECT signupdate FROM h_cust_main WHERE signupdate IS NOT NULL AND h_cust_main.custnum = cust_main.custnum ORDER BY historynum DESC LIMIT 1) WHERE signupdate IS NULL',
);
# fix yyyy-m-dd formatted paydates