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SQL code:
create procedure(in w varchar(20),out c int)
begin
set @sqlcount=concat('select count(*) into @c from scms_product where ',w);
prepare stm1 from @sqlcount;
execute stm1;
set c=@c;
set @sql=concat('select * from scms_product where ',w);
prepare stm2 from @sql;
execute stm2;
en ......
SQL code:
create procedure(in w varchar(20),out c int)
begin
set @sqlcount=concat('select count(*) into @c from scms_product where ',w);
prepare stm1 from @sqlcount;
execute stm1;
set c=@c;
set @sql=concat('select * from scms_product where ',w);
prepare stm2 from @sql;
execute stm2;
en ......
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