tst4900.mal

一个内存数据库的源代码这是服务器端还有客户端

function f1(s:str):void;
	t1:bat[:oid,:dbl] := bbp.bind("TREC2003_test_priors_8x32318");
	t2 := array.grid(132000,8,1,0);
	t3 := array.grid(1,100,10560,0);
	#t4 := batcalc.*(8,t3); doing a reconstruction saves a lot
	t4 := array.grid(1,100,10560,0,8);
	t5 := batcalc.+(t2,t4);
	t6 := batcalc.oid(t5);
	t7 := algebra.join(t6,t1);
	t8 := calc.dbl(1.0);
	t9 := calc.dbl(2.0);
	t10 := calc.dbl(3.1415);
	t11 := calc.*(t9,t10);
	t12 := calc.dbl(14.0);
	t13 := mmath.pow(t11,t12);
	t14 := mmath.sqrt(t13);
	t15 := calc.dbl(t14);
	t16:bat[:oid,:dbl] := bbp.bind("TREC2003_test_sigs_14x8x32318");
	t17 := array.grid(800,14,1,0);
	t18 := array.grid(100,8,14,0);
	t19 := array.grid(1,100,112,0);
	#t20 := batcalc.*(8,t19);
	t20 := array.grid(1,100,112,0,8);
	t21 := batcalc.+(t18,t20);
	t22 := batcalc.*(14,t21);
	t23 := batcalc.+(t17,t22);
	t24 := batcalc.oid(t23);
	t25 := algebra.join(t24,t16);
	t30 := batcalc.oid(t21);
	t31 := array.grid(1,800,1,0);
	t32 := aggr.product(t25,t30,t31);
	t33 := batcalc.*(t15,t32);
	t34 := batcalc./(t8,t33);
	t40 := algebra.join(t6,t34);
	t41 := calc.dbl(-0.5);
	#t42:bat[:oid,:dbl] := bbp.bind("Query_14x1320");
	t42:bat[:oid,:dbl] := bbp.bind(s);
	t43 := array.grid(1056000,14,1,0);
	t44 := array.grid(100,1320,112,0);
	#t45 := batcalc.*(14,t44);
	t45 := array.grid(100,1320,112,0,14);
	t46 := batcalc.+(t43,t45);
	t47 := batcalc.oid(t46);
	t48 := algebra.join(t47,t42);
	t49:bat[:oid,:dbl] := bbp.bind("TREC2003_test_mus_14x8x32318");
	t51 := array.grid(132000,8,14,0);
	t52 := array.grid(1,100,147840,0);
	#t53 := batcalc.*(8,t52);
	t53 := array.grid(1,100,147840,0,8);
	t54 := batcalc.+(t51,t53);
	t55 := batcalc.*(14,t54);
	t56 := batcalc.+(t43,t55);
	t57 := batcalc.oid(t56);
	t58 := algebra.join(t57,t49);
	t59 := batcalc.-(t48,t58);
	#t61 := batcalc.pow(t59,t9);
	t61 := batcalc.*(t59,t59);
	t71 := algebra.join(t57,t16);
	t72 := batcalc./(t61,t71);
	t76 := batcalc.*(1320,t52);
	t77 := batcalc.+(t44,t76);
	t78 := batcalc.*(8,t77);
	t79 := batcalc.+(t51,t78);
	t80 := batcalc.oid(t79);
	t81 := array.grid(1,1056000,1,0);
	t82 := aggr.sum(t72,t80,t81);
	t83 := batcalc.*(t41,t82);
	t84 := batmath.exp(t83);
	t85 := batcalc.*(t40,t84);
	t86 := batcalc.*(t7,t85);
	#t87 := array.grid(100,1320,8,0); will save 30% by reuse
	t87 := array.grid(t81,100,1320,8,0); 
	t89 := batcalc.*(1320,t3);
	t90 := batcalc.+(t87,t89);
	t91 := batcalc.oid(t90);
	t92 := array.grid(1,132000,1,0);
	t93 := aggr.sum(t86,t91,t92);
	t94 := batmath.log(t93);
	t95 := array.grid(1,100,1320,0);
	t96 := batcalc.oid(t95);
	t97 := array.grid(1,100,1,0);
	t98 := aggr.sum(t94,t96,t97);
	top := t98;
	io.table(t97,top);
end f1;
	optimizer.accumulators("user","f1"); 
	optimizer.garbageCollector("user","f1");
	optimizer.factorize("user","f1");
	mdb.list("user","f1");
	##f1();