Improve chapter 10.

Author: tfrommen

10 - Database/01 - Connecting to a database.txt

@@ -2,7 +2,7 @@ Connecting to a database (server)
 
 Connecting to MySQL, DB2, Derby, SQL Server, Oracle, PostgreSQL, Sybase, H2, sqlite, Google, ...
 
-1. Open the Database tool window (use Search Everywhere)
+1. Open the Database tool window (use Search Everywhere).
 2. Create a new database connection. If you have MySQL installed, use MySQL.
 3. Name the connection and connect to the MySQL server. Download MySQL driver files if they are not downloaded yet.
    If you have a database in which to run these exercises, enter the database name as well. Otherwise leave the database

10 - Database/04 - Create New Table.txt

@@ -18,4 +18,4 @@ CREATE TABLE workshop.attendee
 2. In the Database tool window, find the attendee.person_id column and create a foreign key to person.person_id.
    Enter "person" as the table name. The IDE will determine person__id is the column that should be used for the foreign key.
 3. Update the workshop_database.sql file with the current tables that are available in the database.
-   This can be done by selecting the workshop database and using the Copy DDL action (Ctrl+Shift+C / Command+Shift+C)
+   This can be done by selecting the workshop database and using the Copy DDL action (Ctrl+Shift+C / Command+Shift+C).

10 - Database/05 - Database tools in PHP.php

@@ -3,12 +3,12 @@
  * Database tools in PHP
  */
 
-// 1. Create a new variable $query which holds the query "SELECT * FROM person"
-//    Make sure to manually type the query and note the autocompletion support (use Ctrl+Space right after FROM)
+// 1. Create a new variable $query which holds the query "SELECT * FROM person".
+//    Make sure to manually type the query and note the autocompletion support (use Ctrl+Space right after FROM).
 
 $query = "";
 
-// 2. Make the query a bit more complicated. Remember the JOIN smart completion? Use Ctrl+Shift+Space after the ON
+// 2. Make the query a bit more complicated. Remember the JOIN smart completion? Use Ctrl+Shift+Space after the ON.
 
 $query = "SELECT person.name, city.name as city, country.name as nationality
             FROM person