General MySQL Oracle SQL Server

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Retrieving MySQL Server information in MySQL
How To Get Some Basic Information Back from MySQL Servers in MySQL? Once you got a MySQL server connection object successfully, you can use mysql_get_server() and mysql_get_host_info() to get some basic information from your MySQL server. The tutorial exercise below is a good example: &lt;?php $... 2017-11-11, 2085🔥, 0💬

Selecting All Columns of All Rows in MySQL
How To Select All Columns of All Rows from a Table in MySQL? The simplest query statement is the one that selects all columns of all rows from a single table: "SELECT * FROM tableName;". The (*) in the SELECT clause tells the query to return all columns. The missing WHERE clause tells the query to r... 2017-11-05, 2084🔥, 0💬

Sorting Query Output with ORDER BY Clauses in SQL Server
How To Sort the Query Output with ORDER BY Clauses in SQL Server? If you want the returning rows to be sorted, you can specify a sorting expression in the ORDER BY clause. The simplest sort expression is column name who's values will be sorted by. The following select statement returns rows sorted b... 2016-10-26, 2084🔥, 0💬

MS SQL Server DBA Checklist - General DBA Best Practices
-- Join (or start) a local SQL Server users group -- Attend at least one professional conference each year. -- Attend at least one training session each year. -- Read at least four books on SQL Server each year. -- Read the free e-book, How to Become an Exceptional DBA -- Learn everything you can ab... 2022-01-24, 2082🔥, 0💬

SQL Server FAQs - PHP ODBC Functions - Managing Tables and Data Rows
A collection of 14 FAQs on using PHP ODBC 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; w... 2024-06-03, 2079🔥, 0💬

LIKE - Matching a Pattern in a Character String in SQL Server
What To Perform Pattern Match with the LIKE Operator in SQL Server Transact-SQL? Pattern match is a very important operation for search records base on character string columns. SQL Server 2005 offers the LIKE operator to perform pattern match operations in two formats: target_string LIKE pattern --... 2017-01-21, 2075🔥, 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, 2074🔥, 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, 2073🔥, 0💬

What Are Views in SQL Server
What Are Views in SQL Server? A view is a database object that represents the data in one or more tables in the same structure as a separate table. Here are some basic rules about views: Tables store real data. Views do not store real data. Views must have underlying tables to provide data. Each vie... 2016-11-08, 2073🔥, 0💬

Using Group Functions in the ORDER BY Clause in SQL Server
Can Group Functions Be Used in the ORDER BY Clause in SQL Server? If the query output is aggregated as groups, you can sort the groups by using group functions in the ORDER BY clause. The following statement returns the maximum "counts" in each group, determined by a unique combination of tag and ye... 2016-10-25, 2072🔥, 0💬

SQL Server FAQs - PHP ODBC Functions - Connection and Query Execution
A collection of 14 FAQs on using PHP ODBC functions to connect to SQL Server databases. Clear explanations and tutorial exercises are provided on testing ODBC DSN settings; creating connection to a SQL Server through a DSN; executing SQL statements; looping through result set; Executing prepared sta... 2024-03-17, 2071🔥, 0💬

Server Daemon mysqld Administration in MySQL
Where to find answers to frequently asked questions on Server Daemon mysqld Administration in MySQL? Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Server Daemon mysqld Administration in MySQL. Clear answers are provided with tutorial exercises o... 2017-12-09, 2070🔥, 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, 2069🔥, 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, 2067🔥, 0💬

Rename an Existing User Account in MySQL
How To Rename an Existing User Account Name in MySQL? If you want to change the name of an existing user account, you can use the "RENAME USER oldName TO newName" command. The tutorial exercise below shows you how to do this: &gt;cd \mysql\bin &gt;mysql -u root -pretneciyf mysql mysql&gt... 2017-12-13, 2066🔥, 0💬

Providing Column Names in INSERT Statements in SQL Server
How to provide column names in INSERT Statements in SQL Server? If you don't want to specify values for columns that have default values, or you want to specify values to columns in an order different than how they are defined, you can provide a column list in the INSERT statement. If a column is om... 2016-11-02, 2066🔥, 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, 2065🔥, 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, 2065🔥, 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, 2065🔥, 0💬

Use "WHILE" Loop Statements in Oracle
How To Use "WHILE" Loop Statements in Oracle? If you have a block of codes to be executed repeatedly based a condition, you can use the "WHILE ... LOOP" statement. Here is a sample script on WHILE statements: DECLARE total NUMBER; BEGIN total := 0; WHILE total &lt; 10 LOOP total := total+1; END ... 2018-07-13, 2065🔥, 0💬

Adding More Data to the Test Table in MySQL
How To Add More Data to the Testing Table in MySQL? 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: mysql&gt; ALTER TABLE fyi_links ADD COLUMN tag VARCHAR(8); mysql&... 2017-11-02, 2064🔥, 0💬

Giving Privileges at the Database Level in MySQL
How To Grant User Privileges at the Database Level in MySQL? If you want to grant a user privilege at the database level, you can use the "GRANT privilegeName ON databaseName.* TO userName" command. The argument "databasename.*" in the command stands for all tables in the specified database. The fol... 2017-08-21, 2064🔥, 0💬

Connecting MS Access to SQL Servers through ODBC
How To Connect MS Access to SQL Servers through ODBC? Once you got a DSN defined in the ODBC manager that connects to your SQL Server, you can connect a normal MS Access document to the Oracle server, and link an Access table to a SQL Server table. The tutorial below gives you a good example: Start ... 2024-03-17, 2062🔥, 0💬

DROP INDEX - Removing Existing Indexes in SQL Server
How To Drop Existing Indexes in SQL Server? For some reason, if you want remove an existing index, you can use the DROP INDEX statement with following syntax: CREATE INDEX table_name.index_name The tutorial exercise below shows you how to remove the index "fyi_links_id": USE FyiCenterData; GO SELECT... 2016-11-15, 2062🔥, 0💬

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General MySQL Oracle SQL Server