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Head First PHP & MySQL
Book Title :Head First PHP & MySQL
If you're ready to create web pages more complex than those you can build with HTML and CSS, Head First PHP MySQL is the ultimate learning guide to building dynamic, databasedriven websites using PHP and MySQL. Packed with realworld examples, this book teaches you all the essentials of serverside programming, from the fundamentals of PHP and MySQL coding to advanced topics such as form validation, session IDs, cookies, database queries and joins, file IO operations, content management, and more.Head First PHP MySQL offers the same visually rich format that's turned every title in the Head First series into a bestseller, with plenty of exercises, quizzes, puzzles, and other interactive features to help you retain what you've learned. Use PHP to transform static HTML pages into dynamic web sites Create and populate your own MySQL database tables, and work with data stored in files Perform sophisticated MySQL queries with joins, and refine your results with LIMIT and ORDER BY Use cookies and sessions to track visitors' login information and personalize the site for users Protect your data from SQL injection attacks Use regular expressions to validate information on forms Dynamically display text based on session info and create images on the fly Pull syndicated data from other sites using PHP and XMLThroughout the book, you'll build sophisticated examples including a mailing list, a job board, and an online dating site to help you learn how to harness the power of PHP and MySQL in a variety of contexts. If you're ready to build a truly dynamic website, Head First PHP MySQL is the ideal way to get going.
Author(s) :Lynn Beighley; Michael Morrison (2008)
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Chapter 1 Data and Tables: A place for everything
Defining your data
Look at your data in categories
What’s in a database?
Your database viewed through x-ray specs...
Databases contain connected data
Take command!
Setting the table: the CREATE TABLE statement
Creating a more complicated table
Look how easy it is to write SQL
Create the my_contacts table, finally
Your table is ready
Take a meeting with some data types
Your table, DESCribed
You can’t recreate an existing table or database!
Out with the old table, in with the new
To add data to your table, you’ll use the INSERT statement
Create the INSERT statement
Variations on an INSERT statement
Columns without values
Peek at your table with the SELECT statement
Controlling your inner NULL
NOT NULL appears in DESC
Fill in the blanks with DEFAULT
Your SQL Toolbox
Chapter 2 The SELECT Statement: Gifted data retrieval
Date or no date?
Making contact
A better SELECT
What the * is that?
How to query your data types
More punctuation problems
Unmatched single quotes
Single quotes are special characters
INSERT data with single quotes in it
SELECT specific data
The old way
SELECT specific columns to limit results
SELECT specific columns for faster results
Doughnut ask what your table can do for you...
Ask what you can do for your doughnut
Combining your queries
Finding numeric values
Once is enough
Smooth Comparison Operators
Finding numeric data with Comparison Operators
Text data roping with Comparison Operators
Selecting your ingredients
To be OR not to be
The difference between AND and OR
Use IS NULL to find NULLs
Meanwhile, back at Greg’s place...
Saving time with a single keyword: LIKE
The call of the Wild(card)
That’s more LIKE it
Just BETWEEN us... there’s a better way
After the dates, you are either IN...
... or you are NOT IN
More NOT
Your SQL Toolbox
Chapter 3 DELETE and UPDATE: A change will do you good
Clowns are scary
Clown tracking
How our clown data gets entered
Bonzo, we’ve got a problem
Getting rid of a record with DELETE
Using our new DELETE statement
DELETE rules
The INSERT-DELETE two step
Be careful with your DELETE
The trouble with imprecise DELETE
Change your data with UPDATE
UPDATE rules
UPDATE is the new INSERT-DELETE
UPDATE in action
UPDATE your prices
All we need is one UPDATE
Your SQL Toolbox
Chapter 4 Smart Table Design: Why be normal?
Two fishy tables
A table is all about relationships
Atomic data
Atomic data and your tables
Reasons to be normal
The benefits of normal tables
Clowns aren’t normal
Halfway to 1NF
PRIMARY KEY rules
Getting to NORMAL
Fixing Greg’s table
The CREATE TABLE we wrote
Show me the
Time-saving command
The CREATE TABLE with a PRIMARY KEY
1, 2, 3... auto incrementally
Adding a PRIMARY KEY to an existing table
ALTER TABLE and add a PRIMARY KEY
Your SQL Toolbox
Chapter 5 Alter: Rewriting the Past
We need to make some changes
Table altering
Extreme table makeover
Renaming the table
We need to make some plans
Retooling our columns
Structural changes
ALTER and CHANGE
Change two columns with one SQL statement
Quick! DROP that column
A closer look at the non-atomic location column
Look for patterns
A few handy string functions
Use a current column to fill a new column
How our UPDATE and SET combo works
Your SQL Toolbox
Chapter 6 Advanced Select: Seeing your data with new eyes
Dataville Video is reorganizing
Problems with our current table
Matching up existing data
Populating the new column
UPDATE with a CASE expression
Looks like we have a problem
Tables can get messy
We need a way to organize the data we SELECT
Try a little ORDER BY
ORDER a single column
ORDER with two columns
ORDER with multiple columns
An orderly movie_table
Reverse the ORDER with DESC
The Girl Sprout® cookie sales leader problem
SUM can add them for us
SUM all of them at once with GROUP BY
AVG with GROUP BY
MIN and MAX
COUNT the days
SELECT DISTINCT values
LIMIT the number of results
LIMIT to just second place
Your SQL Toolbox
Chapter 7 Multi-Table Database Design: Outgrowing your table
Finding Nigel a date
Why change anything?
The query worked really well
It worked too well
Ignoring the problem isn’t the answer
Too many bad matches
Use only the first interest
A possible match
Mis-matched
Add more interest columns
Starting over
All is lost...
... But wait
Think outside of the single table
The multi-table clown tracking database
The clown_tracking database schema
An easier way to diagram your tables
How to go from one table to two
Linking your tables in a diagram
Connecting your tables
Foreign key facts
Constraining your foreign key
Why bother with foreign keys?
CREATE a table with a FOREIGN KEY
Relationships between tables
Patterns of data: one-to-one
Patterns of data: when to use one-to-one tables
Patterns of data: one-to-many
Patterns of data: getting to many-to-many
Patterns of data: we need a junction table
Patterns of data: many-to-many
Patterns of data: fixing gregs_list
Not in first normal form
Finally in 1NF
Composite keys use multiple columns
Even superheros can be dependent
Shorthand notations
Superhero dependencies
Partial functional dependency
Transitive functional dependency
Second normal form
We might be 2NF already...
Third normal form (at last)
And so, Regis (and gregs_list) lived happily ever after
The End
Your SQL Toolbox
Chapter 8 Joins and Multi-Table Operations: Can’t we all just get along?
Still repeating ourselves, still repeating...
Prepopulate your tables
We got the “table ain’t easy to normalize” blues
The special interests (column)
Keeping interested
UPDATE all your interests
Getting all the interests
Many paths to one place
CREATE, SELECT and INSERT at (nearly) the same time
CREATE, SELECT and INSERT at the same time
What’s up with that AS?
Column aliases
Table aliases, who needs ’em?
Everything you wanted to know about inner joins
Cartesian join
Releasing your inner join
The inner join in action: the equijoin
The inner join in action: the non-equijoin
The last inner join: the natural join
Joined-up queries?
Your SQL Toolbox
Chapter 9 Subqueries: Queries within queries
Greg gets into the job recruiting business
Greg’s list gets more tables
Greg uses an inner join
But he wants to try some other queries
Subqueries
We combine the two into a query with a subquery
Subquery rules
Subquery rules
A subquery construction walkthrough
A subquery as a SELECT column
Another example: Subquery with a natural join
A noncorrelated subquery
A noncorrelated subquery with multiple values: IN, NOT IN
Correlated subqueries
A (useful) correlated subquery with NOT EXISTS
EXISTS and NOT EXISTS
Greg’s Recruiting Service is open for business
On the way to the party
Your SQL Toolbox
Chapter 10 Outer Joins, Self-Joins, and Unions: New maneuvers
Cleaning up old data
It’s about left and right
Here’s a left outer join
Outer joins and multiple matches
The right outer join
While you were outer joining...
We could create a new table
How the new table fits in
A self-referencing foreign key
Join the same table to itself
We need a self-join
Another way to get multi-table information
You can use a UNION
UNION is limited
UNION rules in action
UNION ALL
Create a table from your union
INTERSECT and EXCEPT
We’re done with joins, time to move on to...
Subqueries and joins compared
Turning a subquery into a join
A self-join as a subquery
Greg’s company is growing
Your SQL Toolbox
Chapter 11 Constraints, Views, and Transactions: Too many cooks spoil the database
Greg’s hired some help
Jim’s first day: Inserting a new client
Jim avoids a NULL
Flash forward three months
CHECK, please: Adding a CHECK CONSTRAINT
CHECKing the gender
Frank’s job gets tedious
Creating a view
Viewing your views
What your view is actually doing
What a view is
Inserting, updating, and deleting with views
The secret is to pretend a view is a real table
View with CHECK OPTION
Your view may be updatable if...
When you’re finished with your view
When bad things happen to good databases
What happened inside the ATM
More trouble at the ATM
It’s not a dream, it’s a transaction
The classic ACID test
SQL helps you manage your transactions
What should have happened inside the ATM
How to make transactions work with MySQL
Now try it yourself
Your SQL Toolbox
Chapter 12 Security: Protecting your assets
User problems
Avoiding errors in the clown tracking database
Protect the root user account
Add a new user
Decide exactly what the user needs
A simple GRANT statement
GRANT variations
REVOKE privileges
REVOKING a used GRANT OPTION
REVOKING with precision
The problem with shared accounts
Using your role
Role dropping
Using your role WITH ADMIN OPTION
Combining CREATE USER and GRANT
Greg’s List has gone global!
Your SQL Toolbox
How about a Greg’s List in your city?
Use SQL on your own projects, and you too could be like Greg!
Head First Sql Pdf Online
Appendix Leftovers: The Top Ten Topics (we didn’t cover)
#1. Get a GUI for your RDBMS
#2. Reserved Words and Special Characters
#3. ALL, ANY, and SOME
#4. More on Data Types
#5. Temporary tables
#6. Cast your data
#7. Who are you? What time is it?
#8. Useful numeric functions
#9. Indexing to speed things up
#10. 2-minute PHP/MySQL
Appendix MySQL Installation: Try it out for yourself
Get started, fast!
Instructions and Troubleshooting
Steps to Install MySQL on Windows
Steps to Install MySQL on Mac OS X
Appendix Tools Roundup: All your new SQL tools
Appendix
Symbols
A
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C
D
E
F
G
I
L
M
N
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P
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