okay, with gdb i can see that this column becomes a blob (thereby
not allowing heap tables to be used - which has got to be costing
me speed), is there any function i can use to 'cast' this column
to a fixed length?
hrm, apparently LEFT(SUBSTRING(MAX(CONCAT())), N) will do
that for
okay, with gdb i can see that this column becomes a blob (thereby
not allowing heap tables to be used - which has got to be costing
me speed), is there any function i can use to 'cast' this column
to a fixed length?
hrm, apparently LEFT(SUBSTRING(MAX(CONCAT())), N) will do
that for me...