⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 benchc.java

📁 非常棒的java数据库
💻 JAVA
📖 第 1 页 / 共 2 页
字号:
            String middle = "OE";
            String last;
            if (cId < 1000) {
                last = random.getLastname(cId);
            } else {
                last = random.getLastname(random.getNonUniform(255, 0, 999));
            }
            String[] address = random.getAddress();
            String street1 = address[0];
            String street2 = address[1];
            String city = address[2];
            String state = address[3];
            String zip = address[4];
            String phone = random.getNumberString(16, 16);
            String credit;
            if (random.getInt(0, 1) == 0) {
                credit = "GC";
            } else {
                credit = "BC";
            }
            BigDecimal discount = random.getBigDecimal(random.getInt(0, 5000), 4);
            BigDecimal balance = new BigDecimal("-10.00");
            BigDecimal creditLim = new BigDecimal("50000.00");
            String data = random.getString(300, 500);
            BigDecimal ytdPayment = new BigDecimal("10.00");
            int paymentCnt = 1;
            int deliveryCnt = 1;
            prepCustomer.setInt(1, cId);
            prepCustomer.setInt(2, dId);
            prepCustomer.setInt(3, wId);
            prepCustomer.setString(4, first);
            prepCustomer.setString(5, middle);
            prepCustomer.setString(6, last);
            prepCustomer.setString(7, street1);
            prepCustomer.setString(8, street2);
            prepCustomer.setString(9, city);
            prepCustomer.setString(10, state);
            prepCustomer.setString(11, zip);
            prepCustomer.setString(12, phone);
            prepCustomer.setTimestamp(13, timestamp);
            prepCustomer.setString(14, credit);
            prepCustomer.setBigDecimal(15, creditLim);
            prepCustomer.setBigDecimal(16, discount);
            prepCustomer.setBigDecimal(17, balance);
            prepCustomer.setString(18, data);
            prepCustomer.setBigDecimal(19, ytdPayment);
            prepCustomer.setInt(20, paymentCnt);
            prepCustomer.setInt(21, deliveryCnt);
            db.update(prepCustomer, "insertCustomer");
            BigDecimal amount = new BigDecimal("10.00");
            String hData = random.getString(12, 24);
            prepHistory.setInt(1, cId);
            prepHistory.setInt(2, dId);
            prepHistory.setInt(3, wId);
            prepHistory.setInt(4, wId);
            prepHistory.setInt(5, dId);
            prepHistory.setTimestamp(6, timestamp);
            prepHistory.setBigDecimal(7, amount);
            prepHistory.setString(8, hData);
            db.update(prepHistory, "insertHistory");
        }
    }

    private void loadOrder() throws Exception {
        trace("load orders");
        int max = warehouses * districtsPerWarehouse;
        int i = 0;
        for (int wId = 1; wId <= warehouses; wId++) {
            for (int dId = 1; dId <= districtsPerWarehouse; dId++) {
                loadOrderSub(dId, wId);
                trace(i++, max);
            }
        }
    }

    private void loadOrderSub(int dId, int wId) throws Exception {
        Timestamp timestamp = new Timestamp(System.currentTimeMillis());
        int[] orderid = random.getPermutation(ordersPerDistrict);
        PreparedStatement prepOrder = db.prepare("INSERT INTO ORDERS(O_ID, O_C_ID, O_D_ID, O_W_ID, "
                + "O_ENTRY_D, O_CARRIER_ID, O_OL_CNT, O_ALL_LOCAL) " + "VALUES(?, ?, ?, ?, ?, ?, ?, 1)");
        PreparedStatement prepNewOrder = db.prepare("INSERT INTO NEW_ORDER (NO_O_ID, NO_D_ID, NO_W_ID) "
                + "VALUES (?, ?, ?)");
        PreparedStatement prepLine = db.prepare("INSERT INTO ORDER_LINE(" + "OL_O_ID, OL_D_ID, OL_W_ID, OL_NUMBER, "
                + "OL_I_ID, OL_SUPPLY_W_ID, OL_QUANTITY, OL_AMOUNT, " + "OL_DIST_INFO, OL_DELIVERY_D)"
                + "VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, NULL)");
        for (int oId = 1, i = 0; oId <= ordersPerDistrict; oId++) {
            int cId = orderid[oId - 1];
            int carrierId = random.getInt(1, 10);
            int olCnt = random.getInt(5, 15);
            prepOrder.setInt(1, oId);
            prepOrder.setInt(2, cId);
            prepOrder.setInt(3, dId);
            prepOrder.setInt(4, wId);
            prepOrder.setTimestamp(5, timestamp);
            prepOrder.setInt(7, olCnt);
            if (oId <= 2100) {
                prepOrder.setInt(6, carrierId);
            } else {
                // the last 900 orders have not been delivered
                prepOrder.setNull(6, Types.INTEGER);
                prepNewOrder.setInt(1, oId);
                prepNewOrder.setInt(2, dId);
                prepNewOrder.setInt(3, wId);
                db.update(prepNewOrder, "newNewOrder");
            }
            db.update(prepOrder, "insertOrder");
            for (int ol = 1; ol <= olCnt; ol++) {
                int id = random.getInt(1, items);
                int supplyId = wId;
                int quantity = 5;
                String distInfo = random.getString(24);
                BigDecimal amount;
                if (oId < 2101) {
                    amount = random.getBigDecimal(0, 2);
                } else {
                    amount = random.getBigDecimal(random.getInt(0, 1000000), 2);
                }
                prepLine.setInt(1, oId);
                prepLine.setInt(2, dId);
                prepLine.setInt(3, wId);
                prepLine.setInt(4, ol);
                prepLine.setInt(5, id);
                prepLine.setInt(6, supplyId);
                prepLine.setInt(7, quantity);
                prepLine.setBigDecimal(8, amount);
                prepLine.setString(9, distInfo);
                db.update(prepLine, "insertOrderLine");
                if (i++ % commitEvery == 0) {
                    db.commit();
                }
            }
        }
    }

    private void loadStock(int wId) throws Exception {
        trace("load stock (warehouse " + wId + ")");
        boolean[] original = random.getBoolean(items, items / 10);
        PreparedStatement prep = db.prepare("INSERT INTO STOCK(S_I_ID, S_W_ID, S_QUANTITY, "
                + "S_DIST_01, S_DIST_02, S_DIST_03, S_DIST_04, S_DIST_05, "
                + "S_DIST_06, S_DIST_07, S_DIST_08, S_DIST_09, S_DIST_10, "
                + "S_DATA, S_YTD, S_ORDER_CNT, S_REMOTE_CNT) "
                + "VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");
        for (int id = 1; id <= items; id++) {
            int quantity = random.getInt(10, 100);
            String dist01 = random.getString(24);
            String dist02 = random.getString(24);
            String dist03 = random.getString(24);
            String dist04 = random.getString(24);
            String dist05 = random.getString(24);
            String dist06 = random.getString(24);
            String dist07 = random.getString(24);
            String dist08 = random.getString(24);
            String dist09 = random.getString(24);
            String dist10 = random.getString(24);
            String data = random.getString(26, 50);
            if (original[id - 1]) {
                data = random.replace(data, "original");
            }
            prep.setInt(1, id);
            prep.setInt(2, wId);
            prep.setInt(3, quantity);
            prep.setString(4, dist01);
            prep.setString(5, dist02);
            prep.setString(6, dist03);
            prep.setString(7, dist04);
            prep.setString(8, dist05);
            prep.setString(9, dist06);
            prep.setString(10, dist07);
            prep.setString(11, dist08);
            prep.setString(12, dist09);
            prep.setString(13, dist10);
            prep.setString(14, data);
            prep.setInt(15, 0);
            prep.setInt(16, 0);
            prep.setInt(17, 0);
            db.update(prep, "insertStock");
            if (id % commitEvery == 0) {
                db.commit();
            }
            trace(id, items);
        }
    }

    private void loadDistrict(int wId) throws Exception {
        BigDecimal ytd = new BigDecimal("300000.00");
        int nextId = 3001;
        PreparedStatement prep = db.prepare("INSERT INTO DISTRICT(D_ID, D_W_ID, D_NAME, "
                + "D_STREET_1, D_STREET_2, D_CITY, D_STATE, D_ZIP, " + "D_TAX, D_YTD, D_NEXT_O_ID) "
                + "VALUES(?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)");
        for (int dId = 1; dId <= districtsPerWarehouse; dId++) {
            String name = random.getString(6, 10);
            String[] address = random.getAddress();
            String street1 = address[0];
            String street2 = address[1];
            String city = address[2];
            String state = address[3];
            String zip = address[4];
            BigDecimal tax = random.getBigDecimal(random.getInt(0, 2000), 4);
            prep.setInt(1, dId);
            prep.setInt(2, wId);
            prep.setString(3, name);
            prep.setString(4, street1);
            prep.setString(5, street2);
            prep.setString(6, city);
            prep.setString(7, state);
            prep.setString(8, zip);
            prep.setBigDecimal(9, tax);
            prep.setBigDecimal(10, ytd);
            prep.setInt(11, nextId);
            db.update(prep, "insertDistrict");
            trace(dId, districtsPerWarehouse);
        }
    }

    public void runTest() throws Exception {
        db.start(this, "Transactions");
        db.openConnection();
        for (int i = 0; i < 70; i++) {
            BenchCThread process = new BenchCThread(db, this, random, i);
            process.process();
        }
        db.closeConnection();
        db.end();

        db.openConnection();
        BenchCThread process = new BenchCThread(db, this, random, 0);
        process.process();
        db.logMemory(this, "Memory Usage");
        db.closeConnection();
    }

    public String getName() {
        return "BenchC";
    }

}

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -