add comments

Author: lucyzhang929

samples/samples-java/src/main/java/com/function/AddProductToTwoTables.java

@@ -23,6 +23,10 @@
 import java.io.IOException;
 import java.util.Optional;
 
+/**
+ * This function uses two SQL output bindings to upsert the product in the request body to the
+ * Products and ProductsWithIdentity tables.
+ */
 public class AddProductToTwoTables {
     @FunctionName("AddProductToTwoTables")
     public HttpResponseMessage run(

samples/samples-java/src/main/java/com/function/GetProductsFromTwoTables.java

@@ -18,6 +18,10 @@
 
 import java.util.Optional;
 
+/**
+ * This function uses two SQL input bindings to get products from the Products and ProductsWithIdentity tables
+ * and returns the combined results as a JSON array in the body of the HttpResponseMessage.
+ */
 public class GetProductsFromTwoTables {
     @FunctionName("GetProductsFromTwoTables")
     public HttpResponseMessage run(