if statement - MySQL IF IS NULL ERROR -


i want test if select-statement null i'am failing case analysis:

set @dublicate = null; if @dublicate null     select * mysql.user; end if;

this should ever return selection following error:

#1064 - have error ... near 'if @dublicate null select * mysql.user; end if' @ line 2

and dont know whats wrong.

many in advance

killermelone

it working database put query within begin , end

create procedure `new_procedure` () begin     declare dublicate text default null;     set dublicate := null;     if (dublicate null)     select * destinations;     end if; end

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