Hi
im using the below to update a field in one table using records from another
but all im getting it this error
Unknown column ‘INVOICE_Number.invoiceold’ in ‘where clause’
can anyone help me out?
here the query:
UPDATE `TEST`.`invoiceold`
SET CUSTOMER_AccNum .`invoiceold` = CUSTOMER_AccNum .`invoice`
WHERE INVOICE_Number .`invoiceold` = INVOICE_Number .`invoice`
AND COMPANY_Number .`invoiceold` = COMPANY_Number .`invoice`
Thanks