It is only used by SQL? and how to designation the optimiser？but when I
write MAL,for example,
i:=0;
b:= "done";
barrier go:= true;
c:=i+1;
d:="step";
v:=d;
io.print(v);
i:=c;
redo go:= i<2;
exit go;
io.print(b);
optimizer.aliasRemoval();
the last optimizer.aliasRemoval() is used for optimizing?
2010/8/11 Fabian Groffen
Recently,I am intersting in MAL optimize，and have read the manual of
On 11-08-2010 15:25:15 +0800, kun ren wrote: the
MAL optimize, but it is so long, Possible if we want to use mal optimize ,we must degignation the optimize consideration, such as alias removal, constant expression,join path optimizer;And then I dedug the MonetDB,but default it don't use any optimize.so what do you think about the mal optimize?
It is only used when you use SQL. The sql_optimizer setting in monetdb5.conf controls which optimisers are run, which by default are quite a few.
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