## Select Statements %BEGINCODE% // select * from products List<Product> allProducts = db.from(p).select(); // select * from customers where region='WA' Customer c = new Customer(); List<Customer> waCustomers = db.from(c). where(c.region).is("WA").select(); // select with generation of new anonymous inner class List<ProductPrice> productPrices = db.from(p). orderBy(p.productId). select(new ProductPrice() {{ productName = p.productName; category = p.category; price = p.unitPrice; }}); %ENDCODE% ## Insert Statements %BEGINCODE% // single record insertion db.insert(singleProduct); // single record insertion with primary key retrieval Long key = db.insertAndGetKey(singleProduct); // batch record insertion db.insertAll(myProducts); // batch insertion with primary key retrieval List<Long> myKeys = db.insertAllAndGetKeys(list); %ENDCODE% ## Update Statements %BEGINCODE% // single record update db.update(singleProduct); // batch record updates db.updateAll(myProducts); // update query db.from(p).set(p.productName).to("updated") .increment(p.unitPrice).by(3.14) .increment(p.unitsInStock).by(2) .where(p.productId).is(1).update(); %ENDCODE% ## Merge Statements Merge statements currently generate the [H2 merge syntax](http://h2database.com/html/grammar.html#merge). %BEGINCODE% Product pChang = db.from(p).where(p.productName).is("Chang").selectFirst(); pChang.unitPrice = 19.5; pChang.unitsInStock = 16; db.merge(pChang); %ENDCODE% ## Delete Statements %BEGINCODE% // single record deletion db.delete(singleProduct); // batch record deletion db.deleteAll(myProducts); // delete query db.from(p).where(p.productId).atLeast(10).delete(); %ENDCODE% ## Inner Join Statements %BEGINCODE% final Customer c = new Customer(); final Order o = new Order(); List<CustOrder> orders = db.from(c). innerJoin(o).on(c.customerId).is(o.customerId). where(o.total).lessThan(new BigDecimal("500.00")). orderBy(1). select(new CustOrder() {{ customerId = c.customerId; orderId = o.orderId; total = o.total; }}); %ENDCODE% ## Dynamic Queries Dynamic queries skip all field type checking and, depending on which approach you use, may skip model class/table name checking too. %BEGINCODE% // where fragment with object parameters List<Product> restock = db.from(p).where("unitsInStock=? and productName like ? order by productId", 0, "Chef%").select(); // statement with binding to your model class List<Product> allProducts = db.executeQuery(Product.class, "select * from products"); // statement with object parameters and binding to your model class List<Product> restock = db.executeQuery(Product.class, "select * from products where unitsInStock=?", 0); /** * If you want to process the intermediate ResultSet * yourself make sure to use the closeSilently() method * to ensure the parent statement is closed too. */ ResultSet rs = db.executeQuery("select * from products"); List<Product> allProducts = db.buildObjects(Product.class, rs); JdbcUtils.closeSilently(rs, true); %ENDCODE%