Should PDO::ATTR_PERSISTENT be used every time?
86450
What are the disadvantages of using persistent connection in PDO
147012
PDO error message?
698
mysqli or PDO - what are the pros and cons?
78121
PDO::PARAM for type decimal?
131183
should a db connection be a singleton?
36635
Are PDO prepared statements sufficient to prevent SQL injection?
127348
How to set a default attribute value for a Laravel / Eloquent model?
50508
Why use mysqli_close()?
49412
What is the best method for getting a database connection/object into a function in PHP?
18416
Does PHP have "named parameters" so that early arguments can be omitted and later arguments can be written?
46503
Do htmlspecialchars and mysql_real_escape_string keep my PHP code safe from injection?
3219
Persist variables between page loads
26666
In a PHP5 class, when does a private constructor get called?
61752
What's the difference between isset() and array_key_exists()?
85849
Can I use a PDO prepared statement to bind an identifier (a table or field name) or a syntax keyword?
84281
What is the use of a persistence layer in any application?
123619
Shouldn't mysql_real_escape_string() leave slashes in Database?