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Name Query Output Columns in Oracle
How To Name Query Output Columns in Oracle? Each column in the query output has a default name. If you don't like the default name, you can specify a new name for any column in the query output by using the AS clause. The following statement shows you a good example: SQL&gt; SELECT department_id...
2019-09-27, 915👍, 2💬

💬 2019-09-19 Aninda mahadev: Good Tutorial!!!

What Is mSQL in MySQL
What Is mSQL in MySQL? Mini SQL (mSQL) is a light weight relational database management system capable of providing rapid access to your data with very little overhead. mSQL is developed by Hughes Technologies Pty Ltd. MySQL was started from mSQL and shared the same API.   ⇒Database Basics and Termi...
2017-07-15, 913👍, 0💬

Tables Using BDB Storage Engine in MySQL
How To Create a New Table Using the BDB Storage Engine in MySQL? BDB (BerkeleyDB) storage engine was originally developed at U.C. Berkeley. It is now maintained by Sleepycat Software, Inc., which is an Oracle company now. BDB is transaction safe, and has been used in products from many companies, li...
2017-08-13, 911👍, 0💬

Create a Simple Stored Procedure in Oracle
How To Create a Stored Program Unit in Oracle? If you want to create a stored program unit, you can use the CREATE PROCEDURE or FUNTION statement. The example script below creates a stored program unit: SQL&gt; set serveroutput on; SQL&gt; CREATE PROCEDURE Hello AS 2 BEGIN 3 DBMS_OUTPUT.PUT_...
2019-03-20, 910👍, 0💬

Create a New Table with SELECT Statements in Oracle
How To Create a New Table by Selecting Rows from Another Table in Oracle? Let's say you have a table with many data rows, now you want to create a backup copy of this table of all rows or a subset of them, you can use the CREATE TABLE...AS SELECT statement to do this. Here is an example script: &...
2020-02-29, 908👍, 0💬

sys.schemas - Listing All Schemas in a Database in SQL Server
How To List All Schemas in a Database in SQL Server? If you want see all existing schemas in the current database, you can use view sys.schemas as shown in the example below: USE FyiCenterData; GO SELECT * FROM sys.schemas; GO name schema_id principal_id -------------------- ----------- ------------...
2016-10-22, 908👍, 0💬

Breaking Query Output into Pages in MySQL
How To Break Query Output into Pages in MySQL? If you have a query that returns hundreds of rows, and you don't want to present all of them to your users on a single page. You can break output into multiple pages, and only present 10 rows per page like what Google Website is doing. To do this, you n...
2017-06-28, 904👍, 0💬

Testing Area
What is test testing area for? The testing area is provided to allow visitors to post testing comments.
2016-10-15, 901👍, 2💬

💬 2019-09-19 Aninda mahadev: Good Tutorial!!!

💬 2017-07-10 Kumar Kedi: ascdfwtwert

SQL Server Transact-SQL Language References
Where to find SQL Server Transact-SQL language references? You can find SQL Server Transact-SQL language references on Microsoft Website: Transact-SQL Reference for SQL Server 2016 Transact-SQL Reference for SQL Server 2014 Transact-SQL Reference for SQL Server 2012 Transact-SQL Reference for SQL Se...
2017-05-20, 900👍, 0💬

Verify 10g XE Server Installation in Oracle
How To Check Your Oracle Database 10g XE Installation in Oracle? If you want to check your fresh installation of 10g Express Edition without using any special client programs, you can use a Web browser with this address, http://localhost:8080/apex/. You will see the login page. Enter SYSTEM as the u...
2020-05-05, 899👍, 0💬

Create Your Own Reports in SQL Developer in Oracle
How To Create Your Own Reports in SQL Developer in Oracle? Oracle SQL Developer also lets you create your own reports. See the following steps on how to do this: Click menu View. Selects Reports from the menu. Open Reports. Right-click on User Defined Reports. Select Add Report. Enter Name as: My Te...
2019-01-26, 898👍, 0💬

Using Stored Procedures in SQL Server Transact-SQL
Where to find answers to frequently asked questions on Using Stored Procedures in SQL Server Transact-SQL? Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Using Stored Procedures in SQL Server Transact-SQL. Clear answers are provided with tutorial...
2017-01-11, 897👍, 0💬

Execution Flow Control Statements in Oracle
What Are the Execution Flow Control Statements in Oracle? PL/SQL supports three groups of execution control statements: IF Statements - Conditionally executes a block of statements. CASE Statements - Selectively executes a block of statements. LOOP Statements - Repeatedly executes a block of stateme...
2019-03-27, 896👍, 1💬

Drop a Stored Function in Oracle
How To Drop a Stored Function in Oracle? If there is an existing stored function and you don't want it any more, you can remove it from the database by using the DROP FUNCTION statement as shown in the following script example: SQL&gt; CREATE OR REPLACE FUNCTION GET_SITE 2 RETURN VARCHAR2 AS 3 B...
2018-10-26, 894👍, 0💬

How Many Anonymous Blocks Can Be Defined in Oracle
How Many Anonymous Blocks Can Be Defined in Oracle? An anonymous block is stored in the user's current session without any name. So you can only define one anonymous block at any time. If you define another anonymous block, the new block will replace the previously defined block, as shown in the fol...
2018-10-30, 893👍, 0💬

Managing Oracle Tablespaces and Data Files
Where to find answers to frequently asked questions on Managing Oracle Tablespaces and Data Files? Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Managing Oracle Tablespaces and Data Files. Clear answers are provided with tutorial exercises on cr...
2019-04-17, 892👍, 0💬

Define a Sub Function in Oracle
How To Define a Sub Function in Oracle? A sub function is a function defined and used inside another procedure or function. You need to define a sub function in the declaration part of the enclosing procedure or function. Sub function definition starts with the FUNCTION key word. Here is a sample sc...
2018-03-18, 891👍, 0💬

Missing .NET Framework 2.0 for SQL Server 2005 Express Edition in SQL Server
Why I am getting "The Microsoft .Net Framework 2.0 in not installed" message in SQL Server? When you try to install SQL Server 2005 Express Edition, you may get a Microsoft SQL Server 2005 Setup error box with this message: "The Microsoft .Net Framework 2.0 in not installed. Please install before ru...
2016-12-08, 891👍, 0💬

Suser_Sname() - Sever Level Security Principal of Your Session in SQL Server
What Is the Security Principal at the Server Level That Represents Your Session in SQL Server? Security principal identifies who you are when you interact with the SQL Server. What can do you at the server level solely depends on the security principal that represents you. So it is very important to...
2016-10-20, 889👍, 0💬

What Is Oracle Database 10g Express Edition in Oracle
What Is Oracle Database 10g Express Edition in Oracle? Based on Oracle Web site: Oracle Database 10g Express Edition (Oracle Database XE) is an entry-level, small-footprint database based on the Oracle Database 10g Release 2 code base that's free to develop, deploy, and distribute; fast to download;...
2020-05-15, 888👍, 0💬

"RIGHT OUTER JOIN ... ON" - Writing Queries with Right Outer Joins in SQL Server
How To Write a Query with a Right Outer Join in SQL Server? If you want to query from two tables with a right outer join, you can use the RIGHT OUTER JOIN ... ON clause in the FROM clause. The following query returns output with a right outer join from two tables: fyi_links and fyi_rates. The join c...
2016-10-30, 887👍, 0💬

Analyze Tables with "mysqlcheck" Command in MySQL
How To Analyze Tables with "mysqlcheck" in MySQL? If you want analyze tables with "mysqlcheck", you need to use the "--analyze" option. The following tutorial exercise shows you how to analyze all tables in "mysql" database: &gt;cd \mysql\bin &gt;mysqlcheck -u root --analyze mysql mysql.colu...
2018-02-28, 886👍, 0💬

Date/Time Operations and Functions in SQL Server Transact-SQL
Where to find answers to frequently asked questions on Date/Time Operations and Functions in SQL Server Transact-SQL? Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Date/Time Operations and Functions in SQL Server Transact-SQL. Clear answers are ...
2017-02-25, 886👍, 0💬

What Is a Transaction - Unit of Work in MySQL
What Is a Transaction in MySQL? A transaction is a logical unit of work requested by a user to be applied to the database objects. MySQL server introduces the transaction concept to allow users to group one or more SQL statements into a single transaction, so that the effects of all the SQL statemen...
2017-08-03, 884👍, 0💬

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