SQL
azw3 |eng | 2020-05-09 | Author:J TAM [TAM, J]

Let's take an example illustrating the spaceship operator in PHP. <html> <head> ​ <title>PHP <=> Operator or Spaceship Operator</title> </head> <body> <?php ​ print (5 <=> 5); ​ echo "<br/>"; ...
( Category: SQL June 29,2020 )
epub, pdf |eng | 2006-06-22 | Author:Larry Ullman

This concludes the main conditional, which checks whether the form has been submitted. If it hasn’t been, then the form is displayed. The form itself is very simple (Figure 8.15). ...
( Category: PHP Programming June 23,2020 )
epub |eng | 2018-04-24 | Author:Richard Blum [Blum, Richard]

Defining a class Defining a class in PHP isn’t too different from defining a function. To define a new class, you use the class keyword, along with the name of ...
( Category: MySQL June 3,2020 )
epub |eng | | Author:Jason Strate

Defragmentation Strategies So far we’ve discussed how fragmentation occurs, why it is an issue, and how it can be removed from indexes. It is important to apply this knowledge to ...
( Category: SQL Server May 24,2020 )
epub |eng | 2019-01-31 | Author:Eric Vanier [Eric Vanier]

As group replication is built on top of existing replication framework, let's revisit how replication works in MySQL traditionally. MySQL has provided a replication feature in its management service and ...
( Category: MySQL April 16,2020 )
epub |eng | 2019-04-14 | Author:Bob Terrell

An example of an ENUM column might be storing the full names of states in a table containing a list of all zip codes in the United States. The zip ...
( Category: MySQL April 14,2020 )
epub |eng | 2020-04-03 | Author:Matt Fuller

MAP MAP(ARRAY[a, b, c], ARRAY[1, 2, 3]) JSON {"a”:1,"b”:2,"c”:3} ROW ROW(1, 2, 3) Temporal Data Types Table 8-8 describes temporal data types, or data types related to dates and time. ...
( Category: Cloud Computing April 13,2020 )
epub |eng | | Author:Grant Fritchey

Automatic Maintenance In a database with a great deal of transactions, tables and indexes become fragmented over time (assuming you’re not using the fill factor method just mentioned). Thus, to ...
( Category: SQL Server April 13,2020 )
epub |eng | 2019-12-05 | Author:Learn, Michael [Learn, Michael]

SAMPLE SQL QUERIES Before we proceed further, let’s have some exercises for the simple SQL queries. A sample table is presented below to serve as your practice table. Sample table ...
( Category: SQL April 6,2020 )
epub |eng | 2020-04-09 | Author:Matt Fuller & Manfred Moser & Martin Traverso [Matt Fuller]

( Category: Data Mining April 5,2020 )
epub |eng | 0101-01-01 | Author:Tom Coffing & Mike Larkins [Coffing, Tom & Larkins, Mike]

How a Correlated Exists matches up SELECT Customer_Number, Customer_Name FROM Customer_Table as Top1 WHERE EXISTS (SELECT * FROM Order_Table as Bot1 Where Top1.Customer_Number = Bot1.Customer_Number) ; Only customers who placed ...
( Category: SQL April 4,2020 )
epub, pdf |eng | 2020-03-11 | Author:Crash, Jason [Crash, Jason]

A Look at Case Sensitivity Unlike some of the other coding languages that are out there and that you may be tempted to use on your database searches, you may ...
( Category: Algorithms April 1,2020 )
epub |eng | 2019-11-12 | Author:Hack, Phil J. [Hack, Phil J.]

1 14 Suzana Insert Operation INSTEAD OF Trigger In this section we will study INSTEAD OF Trigger. For instance, consider a scenario where you want to update price of different ...
( Category: SQL March 27,2020 )
azw3 |eng | 2006-11-20 | Author:Andrew Cumming & Gordon Russell [Cumming, Andrew]

Figure 8-2. Creating a view with Query Builder in Access Tip In the Access Query Builder, you can create a GROUP BY query using the Totals toggle (this button is ...
( Category: Hacking March 22,2020 )
epub |eng | | Author:Lukaszewski, Albert;

These have all been covered in previous chapters. If anything looks unfamiliar, be sure to revisit the relevant chapter before going on. The basic menu For this program, we will ...
( Category: MySQL March 22,2020 )