fix formatting issues

Author: louisrli

module2-database-technologies/r2.2-sql-queries/README.md

@@ -13,8 +13,7 @@ TABLE` statement. Note that every column has a data type and can also be given a
 automatically generated the IDs; when inserting a row, you do not need to
 provide the ID, it is automatically generated by incrementing the previous ID. We will see this in our example queries later. `NOT NULL` means that the user cannot provide a `NULL` value for values in this column. `PRIMARY KEY` is used to denote a column as the primary key field, and it is often used in conjunction with `AUTO INCREMENT` for databases with numeric IDs.
 
-There are many options when creating columns. Refer to the [`CREATE TABLE`
-documentation](https://dev.mysql.com/doc/refman/8.0/en/create-table.html).
+There are many options when creating columns. Refer to the `CREATE TABLE` [documentation](https://dev.mysql.com/doc/refman/8.0/en/create-table.html).
 ```sql
 CREATE TABLE IF NOT EXISTS customer (
     task_id INT AUTO_INCREMENT PRIMARY KEY,

module2-database-technologies/r3.2-querying-in-mongodb/README.md

@@ -24,7 +24,7 @@ Refer to the [official documentation for
 querying](https://docs.mongodb.com/manual/tutorial/query-documents/). Select
 JavaScript in the top-right.
 
-Additionally, [MongoDB Compass] is a graphical interface that can be used to visually run
+Additionally, [MongoDB Compass](https://www.mongodb.com/products/compass) is a graphical interface that can be used to visually run
 Mongo queries. There is no difference other than convenience. It is useful to
 know how to query both in command-line and graphically.