adding cs236

cs236/rdbms/Tuple.h

@@ -0,0 +1,10 @@
+#ifndef __TUPLE_H__
+#define __TUPLE_H__
+
+#include <vector>
+#include <string>
+
+class Tuple: public vector<string> {
+};
+
+#endif

cs236/rdbms/db.h

@@ -0,0 +1,45 @@
+#ifndef __DB_H__
+#define __DB_H__
+
+#include "parser/parser.h"
+#include "relation.h"
+
+class db {
+    public:
+        db(parser incoming) {
+            p = incoming;
+            setup();
+        }
+        parser p;
+        vector<relation> relations;
+
+
+        void setup() {
+            for(unsigned int i = 0; i < p.schemelist.size(); i++) {
+                relation r;
+                r.name = p.schemelist[i].id;
+                for(unsigned int j = 0; j < p.schemelist[i].pred_list.size(); j++) {
+                    r.schemas.s.push_back(p.schemelist[i].pred_list[j].param);
+                }
+                for(unsigned int k = 0; k < p.factlist.size(); k++) {
+                    if(r.name == p.factlist[k].id) {
+                        Tuple t;
+                        for(unsigned int l = 0; l < p.factlist[k].pred_list.size(); k++) {
+                            t.push_back(p.factlist[k].pred_list[l].param);
+                        }
+                        r.tuples.insert(t);
+                    }
+                }
+            }
+        }
+
+        //set<string> domain;
+        //vector<predicate> schemelist;
+        //vector<predicate> factlist;
+        //vector<predicate> querylist;
+        //vector<predicate> predlist;
+        //vector<rule> rulelist;
+
+};
+
+#endif

cs236/rdbms/relation.h

@@ -0,0 +1,15 @@
+#ifndef __RELATION_H__
+#define __RELATION_H__
+
+#include "Tuple.h"
+#include "schema.h"
+#include <set>
+
+class relation {
+    public:
+        string name;
+        schema schemas;
+        set<Tuple> tuples;
+};
+
+#endif

cs236/rdbms/schema.h

@@ -0,0 +1,11 @@
+#ifndef __SCHEMA_H__
+#define __SCHEMA_H__
+
+#include "Tuple.h"
+
+class schema {
+    public:
+        Tuple s;
+};
+
+#endif