General MySQL Oracle SQL Server

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mssql_select_db() - Selecting an Exiting Database
How To Select an Exiting Database using mssql_select_db()? The first thing after you have created a connection object to the SQL Server is to select the database where your tables are located, by using the mssql_select_db() function. If your MSSQL server is offered by your Web hosting company, they ... 2024-04-07, 1339🔥, 0💬

PHP MSSQL - Creating an Identity Column
PHP MSSQL - 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 n... 2024-02-09, 1339🔥, 0💬

PHP MSSQL - Returning Result Set Objects
PHP MSSQL - What Is a Result Set Object Returned by mssql_query()? A result set object is a logical representation of data rows returned by mssql_query() function on SELECT statements. Every result set object has an internal pointer used to identify the current row in the result set. Once you get a ... 2024-02-28, 1338🔥, 0💬

Defining Excel Files as the DTS Data Destination
How To Define Excel Files as the DTS Data Destination? Microsoft Excel is a nice tool to view and manage data in rows and columns. If you have a small database table, you may want to export its data to an Excel file so that you can make changes easily. This tutorial is a continuation of the previous... 2024-01-31, 1338🔥, 0💬

Using User Defined Functions in Expressions in SQL Server
How To Use User Defined Functions in Expressions in SQL Server Transact-SQL? An user defined function must return a value, which can be used in any expression as long as the return value data type matches the expression. To execute a user defined function and use its return value in an expression, y... 2016-12-24, 1338🔥, 0💬

PHP ODBC - Returning Result Set Objects
PHP ODBC - What Is a Result Set Object Returned by odbc_exec()? A result set object is a logical representation of data rows returned by odbc_exec() function on SELECT statements. Every result set object has an internal pointer used to identify the current row in the result set. Once you get a resul... 2024-05-29, 1337🔥, 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, 1337🔥, 0💬

Turning Off PHP Warning Messages for ODBC Connection
How To Turn Off Warning Messages during PHP Execution? If don't want see warning messages generated from the PHP engine when executing PHP scripts, you can change the error_reporting setting in the php.ini configuration file. Open php.ini and change the following lines: ;error_reporting = E_ALL &... 2024-06-30, 1336🔥, 0💬

SQL Server FAQs - Introduction to DTS (Data Transformation Services)
A collection of 10 FAQs on DTS (Data Transformation Services). Clear explanations and tutorial exercises are provided on using DTS to import data to SQL Server and export data from SQL Server; exporting tables to MS Excel files; importing tables from text files. Topics included in this collections: ... 2024-02-09, 1336🔥, 0💬

Deleting Data from a View in SQL Server
Can You Delete Data from a View in SQL Server? Can you delete data in a view? The answer is no. But if the question is "Can you delete data from the underlying table through view?" The answer is then yes. SQL Server will allow you to delete data from the underlying table through a view. The tutorial... 2016-11-03, 1336🔥, 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, 1335🔥, 0💬

Basic Features of a Trigger in SQL Server
What Are the Basic Features of a Trigger in SQL Server? Since a SQL Server trigger is a really an event handler, it has the following basic features similar to event handlers in other programming languages: Event Type - It must be declared to handle a specific event, like a DELETE event. Object Scop... 2016-10-25, 1335🔥, 0💬

SQL Server FAQs - PHP MSSQL Functions - Managing Tables and Data Rows
A collection of 17 FAQs on using PHP MSSQL functions to connect to manage tables and data rows. Clear explanations and tutorial exercises are provided on creating tables; inserting multiple data rows; updating and deleting data rows; searching data from multiple tables; looping through result sets; ... 2024-03-07, 1334🔥, 0💬

Data Formats Supported by DTS
What Are the Data Formats Supported by DTS? As mentioned in the DTS manual, DTS wizard support many popular data source formats: dBase - *.dbf files created by dBase, a popular database application for PCs. ODBC drivers - Any data source that configured through ODBC drivers. Microsoft Access - *.mdb... 2024-01-19, 1334🔥, 0💬

odbc_exec() - Executing SQL Statements
How To Execute a SQL Statement using odbc_exec()? Once you have created an ODBC connection object, you can use the odbc_exec() function to send a SQL statement to the SQL Server linked to the connection object for execution. Here is a simple PHP script that creates a new schema and a new table: &... 2024-06-30, 1332🔥, 0💬

Starting DTS Wizard
How To Start DTS Wizard? If you have installed DTS as part of the SQL Server 2000 Enterprise Manager tool properly, you should be able to start the DTS Wizard from the start menu: Click Start &gt; All Programs &gt; SQL Server &gt; Import and Export Data. The DST Wizard window will show u... 2024-01-31, 1332🔥, 0💬

PHP ODBC - odbc_fetch_array() - Looping through Returning Rows
PHP ODBC - How To Loop through Returning Rows? The best way to query tables and loop through returning rows is to run a SELECT statement with the odbc_exec() function, catch the returning object as a result set, and loop through the result with odbc_fetch_array() function in a while loop as shown in... 2024-05-29, 1331🔥, 0💬

What Is DTS
What Is DTS (Data Transformation Services)? DTS (Data Transformation Services) is a SQL Server database management wizard tool that allows you to import, export, and transform heterogeneous data. The DTS wizard tool guides you through the steps to import or export data between many popular data form... 2024-02-09, 1331🔥, 0💬

Creating an Index on a View in SQL Server
How To Create an Index on a View in SQL Server? If you need to search and sort data in a view with a large number of row, you may want to create an index on the view to speed up your search process. The tutorial exercise below shows you how to create a unique clustered index on a view. DROP VIEW fyi... 2016-11-03, 1329🔥, 0💬

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, 1328🔥, 0💬

odbc_prepare() - Creating Prepared Statements
How To Create Prepared Statements using odbc_prepare()? If you have a SQL statement that need to executed repeatedly many times with small changes, you can create a prepared statement object with parameters so it can be executed more efficiently. There are two functions you need to use prepare and e... 2024-06-03, 1327🔥, 0💬

mssql_field_name() - Retrieve Field Names
How To List All Field Names in the Result Set using mssql_field_name()? The result set object returned by a SELECT statement also contains column (field) names, lengths and types. You can use mssql_field_name(), mssql_field_length() and mssql_field_type() to get those information. The tutorial exerc... 2024-03-23, 1327🔥, 0💬

PHP MSSQL - Inserting Data with NULL Values
PHP MSSQL - How To Insert Data with NULL Values? There are two ways to provide NULL value to a column in an INSERT statement: Include the column in the statement, but specify keyword NULL as the value. Exclude the column from the statement. The following tutorial exercise inserts two rows. Both of t... 2024-02-28, 1327🔥, 0💬

HAVING - Apply Filtering Criteria at Group Level in SQL Server
How To Apply Filtering Criteria at Group Level with The HAVING Clause in SQL Server? Let's say you have divided the query output into multiple groups with the GROUP BY clause. Now you are only interested in some of the groups, not all the groups. If you want to filter out some groups from the query,... 2016-10-25, 1326🔥, 0💬

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General MySQL Oracle SQL Server