Does anybody have some examples about howto make mathematic
functions in PHP with values from any
MySQL table such as:
Value 1 + Value 2 = Value 3
Value 1 - Value 2 = Value 3
Value 1 * Value 2 = Value 3
Value 1 / Value 2 = Value 3
maybe
UPDATE tablename SET field3=field1+field2
...
but
On Thursday 25 October 2001 13:16, Niklas Lampén wrote:
How can I query for specified fields that has to contain atleast 2
charters?
SELECT * FROM foo_table WHERE length(bar_field)=1;
Arpi
Example:
Field AAA contains '' (NULL) = No match
Field BBB contains ' ' (one charter) = No