General MySQL Oracle SQL Server

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Window Functions
What Are Window Functions? A Window Function is a function that can perform calculations over a window of rows referenced from the current row in query result. A window function is called with a OVER clause in the following syntax: window_function(...) OVER window where window is one of the followin... 2024-05-15, 1395🔥, 0💬

Removed: PASSWORD() - Generating Password Hash
How to convert a password into a hash value with the default hashing algorithm using the PASSWORD() function? PASSWORD(password) is a MySQL built-in function that converts a password into a hash value with the default hashing algorithm. Note that PASSWORD() is no longer supported. It was: Introduced... 2024-05-15, 1372🔥, 0💬

MySQL Functions on Result Set Windows
Where to find reference information and tutorials on MySQL database functions on Result Set Windows? I want to know how to use FIRST_VALUE(), ROW_NUMBER() and other window functions. Here is a collection of reference information and tutorials on MySQL database functions on Result Set Windows compile... 2024-05-15, 1333🔥, 0💬

CUME_DIST() - Cumulative Distribution of Sorted Values
How to calculate the cumulative distribution of the sorting field expression in the current result set window using the CUME_DIST() function? CUME_DIST() is a MySQL built-in window function that calculates the cumulative distribution of the sorting field expression in the current result set window. ... 2024-05-15, 1290🔥, 0💬

Removed: ENCRYPT() - Unix crypt() Hash Algorithm
How to generate a hash value with the Unix crypt() algorithm using the ENCRYPT() function? ENCRYPT(bytes) is a MySQL built-in function that generates a hash value with the Unix crypt() algorithm. Note that ENCRYPT() is no longer supported. It was: Introduced MySQL 4.0. Removed in MySQL 8.0. Related ... 2024-05-15, 1260🔥, 0💬

PHP ODBC - Including Date and Time Values in SQL Statements
PHP ODBC - How To Include Date and Time Values in SQL Statements? If you want to provide date and time values in a SQL statement, you should write them in the format of "yyyy-mm-dd hh:mm:ss", and quoted with single quotes ('). The tutorial exercise below shows you two INSERT statements. The first on... 2024-05-05, 2368🔥, 0💬

PHP ODBC - Deleting Existing Rows in a Table
PHP ODBC - How To Delete Existing Rows in a Table? If you want to remove a row from a table, you can use the DELETE statement with a WHERE clause to identify the row. The following sample script deletes one row: &lt;?php $con = odbc_connect('FYI_SQL_SERVER', 'sa','FYIcenter');$sql = "DELETE FROM... 2024-05-05, 2228🔥, 0💬

PHP ODBC - Including Text Values in SQL Statements
PHP ODBC - How To Include Text Values in SQL Statements? Text values in SQL statements should be quoted with single quotes ('). If the text value contains a single quote ('), it should be protected by replacing it with two single quotes (''). In SQL language syntax, two single quotes represents one ... 2024-05-05, 2176🔥, 0💬

PHP ODBC - Computing Date and Time Differences
PHP ODBC - How To Display a Past Time in Days, Hours and Minutes? You have seen a lots of Websites are displaying past times in days, hours and minutes. If you want to do this yourself, you can use the DATEDIFF() SQL function The following tutorial exercise shows you how to use DATEDIFF() to present... 2024-05-05, 2083🔥, 0💬

PHP ODBC - Searching Records by Keywords
PHP ODBC - How To Perform Key Word Search in Tables? The simplest way to perform key word search is to use the SELECT statement with a LIKE operator in the WHERE clause. The LIKE operator allows you to match a text field with a keyword pattern specified as '%keyword%', where (%) represents any numbe... 2024-05-05, 1979🔥, 0💬

Install Oracle Database 10g XE in Oracle
How To Install Oracle Database 10g XE in Oracle? To install 10g universal edition, double click, OracleXEUniv.exe, the install wizard starts. It will guide you to finish the installation process. You should take notes about: The SYSTEM password you selected: fyicenter. Database server port: 1521. Da... 2024-05-01, 4489🔥, 1💬

Downloading and Installing PHP on Windows
How To Download and Install PHP on Windows? PHP is one of the most popular languages to develop dynamic Web pages. It supports all major database servers, including: MySQL, MS SQL Server, Oracle, mSQL, Sybase, etc. If you are developing a Web application that uses PHP and needs to access MS SQL Serv... 2024-04-29, 2545🔥, 0💬

Requirements for Connecting PHP to MS SQL Server
What Do You Need to Connect PHP to SQL Server? If you want to access MS SQL Server in your PHP script, you need to make sure that: 1. MSSQL API module (extension) is installed and turned on in your PHP engine. If you installed the Windows binary version of PHP 5.2.3, MSSQL API module is included but... 2024-04-29, 2219🔥, 0💬

SQL Server FAQs - PHP MSSQL Functions - Connections and Query Execution
A collection of 18 FAQs on connecting to MS SQL Server with PHP scripts. Clear explanations and tutorial exercises are provided on SQL Server connection; providing port number; selecting database; running SQL statements; checking execution errors; looping through query result; looping through result... 2024-04-29, 2175🔥, 0💬

Checking Your PHP Installation
How To Check Your PHP Installation? PHP provides two execution interfaces: Command Line Interface (CLI) and Common Gateway Interface (CGI). If PHP is installed in the \php directory on your system, you can try this to check your installation: Run "\php\php -v" command to check the Command Line Inter... 2024-04-29, 2174🔥, 0💬

PHP ODBC - Creating an Identity Column
PHP ODBC - How To Create an Identity Column? Many tables require an ID column to assign a unique ID number for each row in the table. For example, if you have a table to hold forum member profiles, you need an ID number to identify each member. To allow SQL Server to automatically assign a new ID nu... 2024-04-29, 2113🔥, 0💬

ntwdblib.dll - SQL Server Client Library DLL
What Is Wrong with SQL Server Client Library DLL, ntwdblib.dll? The second requirement to access SQL Server with PHP scripts is the SQL Server Client Library DLL, ntwdblib.dll. The good news is that the Windows binary version of PHP 5.2.3 has ntwdblib.dll included in the PHP home directory. But the ... 2024-04-14, 2227🔥, 0💬

mssql_connect() - Connecting to Different Port Numbers
How To Connect with Different Port Numbers? You know that SQL Server could be configured to accept connections with different TCP/IP port numbers. See other tutorial collections on how to view and configure SQL Server TCP/IP protocol. If you installed SQL Server 2005 Express Edition with default set... 2024-04-14, 2191🔥, 0💬

Turning on the MSSQL API Module
How to Turn on the MSSQL API Module? If you want to access SQL Server database with PHP scripts, the first thing you need to do is to turn on the MSSQL API Module as shown in this tutorial: 1. Prepare a single line script to test the MSSQL API Module: &lt;?php mssql_connect('LOCALHOST','sa' ,'FYI... 2024-04-14, 2163🔥, 0💬

Finding ntwdblib.dll Version 2000.80.194.0
Where to Find ntwdblib.dll Version 2000.80.194.0? You know that the copy of ntwdblib.dll version 2000.2.8.0 included in Windows binary version of PHP 5.2.3 does not work with MS SQL Server 2005. You need to get a new version of ntwdblib.dll. One way to get a free copy of ntwdblib.dll is to download ... 2024-04-14, 2128🔥, 0💬

Missing ntwdblib.dll for MSSQL connection
What Happens If ntwdblib.dll Is Missing on Your Machine? In order to install the proper version of ntwdblib.dll on your machine, you need to find out how many copies of ntwdblib.dll do you have on your machine and what are the version numbers on those copies. 1. Go to Start &gt; Search &gt; ... 2024-04-14, 2100🔥, 0💬

mssql_close() - Disconnecting from a SQL Server
How To Disconnect from a SQL Server using mssql_close()? When you call mssql_connect(), it will return an object representing the connection to the SQL Server. This connection object will be used by subsequent MSSQL function calls. When you are done with this connection, you should close it to free ... 2024-04-07, 2147🔥, 0💬

Commonly Used MSSQL Functions in PHP
What Are Commonly Used MSSQL Functions in PHP? If you look at the PHP 5 manual, you will see a group of functions listed under the Microsoft SQL Server Functions section. The commonly used functions are: mssql_connect � Open MS SQL server connection mssql_close � Close MS SQL Server connection mssql... 2024-04-07, 2099🔥, 0💬

mssql_get_last_message() - Retrieving Error Messages
How To Retrieve Error Messages using mssql_get_last_message()? When you call mssql_query() to execute a SQL statement, and the execution failed on the SQL Server, you can use mssql_get_last_message() function to retrieve the error messages. The tutorial script below shows you a good example: &lt... 2024-04-07, 2081🔥, 0💬

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General MySQL Oracle SQL Server