General MySQL Oracle SQL Server

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Adding More Test Data for Query Statements in SQL Server
How To Add More Data to the Testing Table in SQL Server? If you want to continue with other tutorial exercises in this FAQ collection, you need to add more data to the testing table. Follow the script below to add a new column and more rows: ALTER TABLE fyi_links ADD tag VARCHAR(8) GO UPDATE fyi_lin... 2016-10-26, 2107🔥, 0💬

PHP MSSQL - Inserting Data into an Existing Table
PHP MSSQL - How To Insert Data into an Existing Table? If you want to insert a row of data into an existing table, you can use the INSERT INTO statement as shown in the following sample script: &lt;?php $con = mssql_connect('LOCALHOST','sa' ,'FYIcenter');mssql_select_db('FyiCenterData ',$con); $... 2024-03-07, 2102🔥, 0💬

odbc_connect() - Connecting to a SQL Server through an ODBC DSN
How To Connect to a SQL Server using odbc_connect()? If you have an ODBC DSN (Data Source Name) created linking to a SQL Server, you are ready to connect to the SQL Server through the DSN with ODBC functions. There is no changes needed in the php.ini configuration file. The tutorial script below sho... 2024-07-11, 2098🔥, 0💬

mssql_result() - Retrieve Field Values
How To Retrieve Field Values using mssql_result()? Once the result set is captured in an object, you can think of it as a "table" with rows and columns (fields). You can use mssql_result() to retrieve the value of any given row and column (field) with this formats: $value = mssql_result($res, $row, ... 2024-03-23, 2096🔥, 0💬

mssql_query() - Executing SQL Statements
How To Execute a SQL Statement using mssql_query()? Once you have created a connection object, you can use the mssql_query() 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: &l... 2024-04-07, 2095🔥, 0💬

Turning Off PHP Warning Messages for MSSQL 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 &... 2024-03-23, 2087🔥, 0💬

"DROP TRIGGER" - Deleting Existing Triggers in SQL Server
How To Delete Existing Triggers using "DROP TRIGGER" in SQL Server? If you don't want to use a trigger any more, you should delete it from the database by using the "DROP TRIGGER" statement as shown in tutorial example: USE FyiCenterData; GO DROP TRIGGER new_user; GO SELECT * FROM sys.triggers GO na... 2016-10-24, 2078🔥, 0💬

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, 2076🔥, 0💬

Inserting Rows with a SELECT Statement in MySQL
How To Insert Multiple Rows with a SELECT Statement in MySQL? If want to insert rows into a table based on data rows from other tables, you can use a sub-query inside the INSERT statement as shown in the following script example: &lt;?php include "mysql_connection.php"; $sql = "INSERT INTO fyi_l... 2017-09-20, 2076🔥, 0💬

Returning Result from Query with MSSQL Connection
How To Receive Returning Result from a Query? When you execute a SQL SELECT statement with the mssql_query() function, you can capture the returning result with a result set object with the following syntax: $result_set = mssql_query($sql_statement); #- The returning value could be a Boolean value F... 2024-03-23, 2075🔥, 0💬

PHP MSSQL - Computing Date and Time Differences
PHP MSSQL - 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 presen... 2024-02-18, 2072🔥, 0💬

CURRENT_USER() - Authentication Name of Current User
How to obtain the authentication name of the current user using the CURRENT_USER() function? CURRENT_USER() is a MySQL built-in function that returns the authentication name of the current user. The authentication name is a combination of "User" and "Host" columns in the mysql.user table and used to... 2025-06-18, 2071🔥, 0💬

mssql_fetch_array() - Looping through Result Set Objects
How To Loop through Result Set Objects using mssql_fetch_array()? If the returning output of a query statement is captured in a result set object, you can use mssql_fetch_array() to loop through each row in the output. The tutorial PHP script below shows you how to list tables in the database: &... 2024-03-23, 2062🔥, 0💬

Preparing Data in Text Files for DTS to Import
How To Prepare Data in Text Files for DTS to Import? Sometimes you have data organized in rows and columns and stored in text files. You can import data from text files to SQL Server database tables using the DTS wizard. But you need to prepare data text files with the following questions in mind: W... 2024-01-19, 2048🔥, 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, 2047🔥, 0💬

PHP MSSQL - Including Text Values in SQL Statements
PHP MSSQL - 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... 2024-02-18, 2046🔥, 0💬

PHP MSSQL - Updating Existing Rows in a Table
PHP MSSQL - How To Update Existing Rows in a Table? Updating existing rows in a table requires to run the UPDATE statement with a WHERE clause to identify the row. The following sample script updates one row with two new values: &lt;?php $con = mssql_connect('LOCALHOST','sa' ,'FYIcenter');mssql_... 2024-02-18, 2046🔥, 0💬

PHP MSSQL - Including Date and Time Values in SQL Statements
PHP MSSQL - 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 o... 2024-02-18, 2037🔥, 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, 2032🔥, 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, 2027🔥, 0💬

Copying a Table from Source to Destination
How To Copy a Table from Source to Destination? If the DTS data source is set to a SQL Server, you have two options to transform data from source to destination: Copy all rows and columns of a table or view. Generating data by a SELECT query statement. This tutorial continues from previous tutorials... 2024-01-31, 2027🔥, 0💬

PHP MSSQL - Inserting Multiple Rows with a Subquery
PHP MSSQL - How To Insert Multiple Rows with a subquery? If want to insert rows into a table based on data rows from other tables, you can use a subquery inside the INSERT statement as shown in the following script example: &lt;?php $con = mssql_connect('LOCALHOST','sa' ,'FYIcenter');mssql_selec... 2024-02-28, 2025🔥, 0💬

PHP MSSQL - Deleting Existing Rows in a Table
PHP MSSQL - 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 = mssql_connect('LOCALHOST','sa' ,'FYIcenter');mssql_select_db('FyiCe... 2024-02-18, 2024🔥, 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, 2018🔥, 0💬

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General MySQL Oracle SQL Server