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#include "y.tab.h"
#include <iostream>
#include <stdlib.h>
#include "Statistics.h"
#include "ParseTree.h"
#include <math.h>
extern "C" struct YY_BUFFER_STATE *yy_scan_string(const char*);
extern "C" int yyparse(void);
extern struct AndList *final;
using namespace std;
void PrintOperand(struct Operand *pOperand)
{
if(pOperand!=NULL)
{
cout<<pOperand->value<<" ";
}
else
return;
}
void PrintComparisonOp(struct ComparisonOp *pCom)
{
if(pCom!=NULL)
{
PrintOperand(pCom->left);
switch(pCom->code)
{
case 1:
cout<<" < "; break;
case 2:
cout<<" > "; break;
case 3:
cout<<" = ";
}
PrintOperand(pCom->right);
}
else
{
return;
}
}
void PrintOrList(struct OrList *pOr)
{
if(pOr !=NULL)
{
struct ComparisonOp *pCom = pOr->left;
PrintComparisonOp(pCom);
if(pOr->rightOr)
{
cout<<" OR ";
PrintOrList(pOr->rightOr);
}
}
else
{
return;
}
}
void PrintAndList(struct AndList *pAnd)
{
if(pAnd !=NULL)
{
struct OrList *pOr = pAnd->left;
PrintOrList(pOr);
if(pAnd->rightAnd)
{
cout<<" AND ";
PrintAndList(pAnd->rightAnd);
}
}
else
{
return;
}
}
char *fileName = "Statistics.txt";
void q0 (){
Statistics s;
char *relName[] = {"supplier","partsupp"};
s.AddRel(relName[0],10000);
s.AddAtt(relName[0], "s_suppkey",10000);
s.AddRel(relName[1],800000);
s.AddAtt(relName[1], "ps_suppkey", 10000);
char *cnf = "(s_suppkey = ps_suppkey)";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, relName, 2);
if(result!=800000)
cout<<"error in estimating Q1 before apply \n ";
s.Apply(final, relName, 2);
// test write and read
s.Write(fileName);
//s.Print();
//reload the statistics object from file
Statistics s1;
s1.Read(fileName);
cnf = "(s_suppkey>1000)";
yy_scan_string(cnf);
yyparse();
double dummy = s1.Estimate(final, relName, 2);
if(fabs(dummy*3.0-result) >0.1)
{
cout<<"Read or write or last apply is not correct\n";
}
}
void q1 (){
Statistics s;
char *relName[] = {"lineitem"};
s.AddRel(relName[0],6001215);
s.AddAtt(relName[0], "l_returnflag",3);
s.AddAtt(relName[0], "l_discount",11);
s.AddAtt(relName[0], "l_shipmode",7);
char *cnf = "(l_returnflag = 'R') AND (l_discount < 0.04 OR l_shipmode = 'MAIL')";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, relName, 1);
cout<<"Your estimation Result " <<result;
cout<<"\n Correct Answer: 8.5732e+5";
s.Apply(final, relName, 1);
// test write and read
s.Write(fileName);
}
void q2 (){
Statistics s;
char *relName[] = {"orders","customer","nation"};
s.AddRel(relName[0],1500000);
s.AddAtt(relName[0], "o_custkey",150000);
s.AddRel(relName[1],150000);
s.AddAtt(relName[1], "c_custkey",150000);
s.AddAtt(relName[1], "c_nationkey",25);
s.AddRel(relName[2],25);
s.AddAtt(relName[2], "n_nationkey",25);
char *cnf = "(c_custkey = o_custkey)";
yy_scan_string(cnf);
yyparse();
// Join the first two relations in relName
s.Apply(final, relName, 2);
cnf = " (c_nationkey = n_nationkey)";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, relName, 3);
if(fabs(result-1500000)>0.1)
cout<<"error in estimating Q2\n";
s.Apply(final, relName, 3);
s.Write(fileName);
}
// Note there is a self join
void q3 (){
Statistics s;
char *relName[] = {"supplier","customer","nation"};
s.Read(fileName);
s.AddRel(relName[0],10000);
s.AddAtt(relName[0], "s_nationkey",25);
s.AddRel(relName[1],150000);
s.AddAtt(relName[1], "c_custkey",150000);
s.AddAtt(relName[1], "c_nationkey",25);
s.AddRel(relName[2],25);
s.AddAtt(relName[2], "n_nationkey",25);
s.CopyRel("nation","n1");
s.CopyRel("nation","n2");
s.CopyRel("supplier","s");
s.CopyRel("customer","c");
s.Write(fileName);
char *set1[] ={"s","n1"};
char *cnf = "(s.s_nationkey = n1.n_nationkey)";
yy_scan_string(cnf);
yyparse();
s.Apply(final, set1, 2);
char *set2[] ={"c","n2"};
cnf = "(c.c_nationkey = n2.n_nationkey)";
yy_scan_string(cnf);
yyparse();
s.Apply(final, set2, 2);
char *set3[] = {"c","s","n1","n2"};
cnf = " (n1.n_nationkey = n2.n_nationkey )";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, set3, 4);
if(fabs(result-60000000.0)>0.1)
cout<<"error in estimating Q3\n";
s.Apply(final, set3, 4);
s.Write(fileName);
}
void q4 (){
Statistics s;
char *relName[] = { "part", "partsupp", "supplier", "nation", "region"};
s.AddRel(relName[0],200000);
s.AddAtt(relName[0], "p_partkey",200000);
s.AddAtt(relName[0], "p_size",50);
s.AddRel(relName[1], 800000);
s.AddAtt(relName[1], "ps_suppkey",10000);
s.AddAtt(relName[1], "ps_partkey", 200000);
s.AddRel(relName[2],10000);
s.AddAtt(relName[2], "s_suppkey",10000);
s.AddAtt(relName[2], "s_nationkey",25);
s.AddRel(relName[3],25);
s.AddAtt(relName[3], "n_nationkey",25);
s.AddAtt(relName[3], "n_regionkey",5);
s.AddRel(relName[4],5);
s.AddAtt(relName[4], "r_regionkey",5);
s.AddAtt(relName[4], "r_name",5);
s.CopyRel("part","p");
s.CopyRel("partsupp","ps");
s.CopyRel("supplier","s");
s.CopyRel("nation","n");
s.CopyRel("region","r");
char *set1[] = {"p","ps"};
char *cnf = "(p.p_partkey=ps.ps_partkey) AND (p.p_size = 2)";
yy_scan_string(cnf);
yyparse();
s.Apply(final, set1, 2);
char *set2[] = {"s","ps","p"};
cnf ="(s.s_suppkey = ps.ps_suppkey)";
yy_scan_string(cnf);
yyparse();
s.Apply(final, set2, 3);
char *set3[] = {"s","ps","p","n"};
cnf =" (s.s_nationkey = n.n_nationkey)";
yy_scan_string(cnf);
yyparse();
s.Apply(final, set3, 4);
cnf ="(n.n_regionkey = r.r_regionkey) AND (r.r_name = 'AMERICA') ";
yy_scan_string(cnf);
yyparse();
char *set4[] = {"s","ps","p","n","r"};
double result = s.Estimate(final, set4, 5);
if(fabs(result-3200)>0.1)
cout<<"error in estimating Q4\n";
s.Apply(final, set4, 5);
s.Write(fileName);
}
void q5 (){
Statistics s;
char *relName[] = { "customer", "orders", "lineitem"};
s.AddRel(relName[0],150000);
s.AddAtt(relName[0], "c_custkey",150000);
s.AddAtt(relName[0], "c_mktsegment",5);
s.AddRel(relName[1],1500000);
s.AddAtt(relName[1], "o_orderkey",1500000);
s.AddAtt(relName[1], "o_custkey",150000);
s.AddAtt(relName[1], "o_orderdate",150000);
s.AddRel(relName[2],6001215);
s.AddAtt(relName[2], "l_orderkey",1500000);
char *cnf = "(c_mktsegment = 'BUILDING') AND (c_custkey = o_custkey) AND (o_orderdate < '1995-03-1')";
yy_scan_string(cnf);
yyparse();
s.Apply(final, relName, 2);
cnf = " (l_orderkey = o_orderkey) ";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, relName, 3);
if(fabs(result-400081)>0.1)
cout<<"error in estimating Q5\n";
s.Apply(final, relName, 3);
s.Write(fileName);
}
void q6 (){
Statistics s;
char *relName[] = { "partsupp", "supplier", "nation"};
s.Read(fileName);
s.AddRel(relName[0],800000);
s.AddAtt(relName[0], "ps_suppkey",10000);
s.AddRel(relName[1],10000);
s.AddAtt(relName[1], "s_suppkey",10000);
s.AddAtt(relName[1], "s_nationkey",25);
s.AddRel(relName[2],25);
s.AddAtt(relName[2], "n_nationkey",25);
s.AddAtt(relName[2], "n_name",25);
char *cnf = " (s_suppkey = ps_suppkey) ";
yy_scan_string(cnf);
yyparse();
s.Apply(final, relName, 2);
cnf = " (s_nationkey = n_nationkey) AND (n_name = 'AMERICA') ";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, relName, 3);
if(fabs(result-32000)>0.1)
cout<<"error in estimating Q6\n";
s.Apply(final, relName, 3);
s.Write(fileName);
}
void q7(){
Statistics s;
char *relName[] = { "orders", "lineitem"};
s.Read(fileName);
s.AddRel(relName[0],1500000);
s.AddAtt(relName[0], "o_orderkey",1500000);
s.AddRel(relName[1],6001215);
s.AddAtt(relName[1], "l_orderkey",1500000);
s.AddAtt(relName[1], "l_receiptdate",1500000);
char *cnf = "(l_receiptdate >'1995-02-01' ) AND (l_orderkey = o_orderkey)";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, relName, 2);
if(fabs(result-2000405)>0.1)
cout<<"error in estimating Q7\n";
s.Apply(final, relName, 2);
s.Write(fileName);
}
// Note OR conditions are not independent.
void q8 (){
Statistics s;
char *relName[] = { "part", "partsupp"};
s.Read(fileName);
s.AddRel(relName[0],200000);
s.AddAtt(relName[0], "p_partkey",200000);
s.AddAtt(relName[0], "p_size",50);
s.AddRel(relName[1],800000);
s.AddAtt(relName[1], "ps_partkey",200000);
char *cnf = "(p_partkey=ps_partkey) AND (p_size =3 OR p_size=6 OR p_size =19)";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, relName,2);
if(fabs(result-48000)>0.1)
cout<<"error in estimating Q8\n";
s.Apply(final, relName,2);
s.Write(fileName);
}
void q9(){
Statistics s;
char *relName[] = { "part", "partsupp","supplier"};
s.AddRel(relName[0],200000);
s.AddAtt(relName[0], "p_partkey",200000);
s.AddAtt(relName[0], "p_name", 199996);
s.AddRel(relName[1],800000);
s.AddAtt(relName[1], "ps_partkey",200000);
s.AddAtt(relName[1], "ps_suppkey",10000);
s.AddRel(relName[2],10000);
s.AddAtt(relName[2], "s_suppkey",10000);
char *cnf = "(p_partkey=ps_partkey) AND (p_name = 'dark green antique puff wheat') ";
yy_scan_string(cnf);
yyparse();
s.Apply(final, relName,2);
cnf = " (s_suppkey = ps_suppkey) ";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, relName,3);
if(fabs(result-4)>0.5)
cout<<"error in estimating Q9\n";
s.Apply(final, relName,3);
s.Write(fileName);
}
void q10 (){
Statistics s;
char *relName[] = { "customer", "orders", "lineitem","nation"};
s.Read(fileName);
s.AddRel(relName[0],150000);
s.AddAtt(relName[0], "c_custkey",150000);
s.AddAtt(relName[0], "c_nationkey",25);
s.AddRel(relName[1],1500000);
s.AddAtt(relName[1], "o_orderkey",1500000);
s.AddAtt(relName[1], "o_custkey",150000);
s.AddAtt(relName[1], "o_orderdate",150000);
s.AddRel(relName[2],6001215);
s.AddAtt(relName[2], "l_orderkey",1500000);
s.AddRel(relName[3],25);
s.AddAtt(relName[3], "n_nationkey",25);
char *cnf = "(c_custkey = o_custkey) AND (o_orderdate > '1994-01-23') ";
yy_scan_string(cnf);
yyparse();
s.Apply(final, relName, 2);
cnf = " (l_orderkey = o_orderkey) ";
yy_scan_string(cnf); yyparse();
s.Apply(final, relName, 3);
cnf = "(c_nationkey = n_nationkey) ";
yy_scan_string(cnf); yyparse();
double result = s.Estimate(final, relName, 4);
if(fabs(result-2000405)>0.1)
cout<<"error in estimating Q10\n";
s.Apply(final, relName, 4);
s.Write(fileName);
}
void q11 (){
Statistics s;
char *relName[] = { "part", "lineitem"};
s.Read(fileName);
s.AddRel(relName[0],200000);
s.AddAtt(relName[0], "p_partkey",200000);
s.AddAtt(relName[0], "p_container",40);
s.AddRel(relName[1],6001215);
s.AddAtt(relName[1], "l_partkey",200000);
s.AddAtt(relName[1], "l_shipinstruct",4);
s.AddAtt(relName[1], "l_shipmode",7);
char *cnf = "(l_partkey = p_partkey) AND (l_shipmode = 'AIR' OR l_shipmode = 'AIR REG') AND (p_container ='SM BOX' OR p_container = 'SM PACK') AND (l_shipinstruct = 'DELIVER IN PERSON')";
yy_scan_string(cnf);
yyparse();
double result = s.Estimate(final, relName,2);
if(fabs(result-21432.9)>0.5)
cout<<"error in estimating Q11\n";
s.Apply(final, relName,2);
s.Write(fileName);
}
int main(int argc, char *argv[]) {
if (argc < 2) {
cerr << "You need to supply me the query number to run as a command-line arg.." << endl;
cerr << "Usage: ./test.out [0-11] >" << endl;
exit (1);
}
void (*query_ptr[]) () = {&q0,&q1, &q2, &q3, &q4, &q5, &q6, &q7, &q8,&q9,&q10,&q11};
void (*query) ();
int qindx = atoi (argv[1]);
if (qindx >=0 && qindx < 12) {
query = query_ptr [qindx ];
query ();
cout << "\n\n";
}
else {
cout << " ERROR!!!!\n";
}
}