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Default Collation in SQL Server Transact-SQL
How To Find Out What Is the Default Collation in SQL Server Transact-SQL? The default collation of a database comes from the server if you are not using the COLLATE clause in the CREATE DATABASE statement. If you are not using the COLLATE clause for character string column, it will use the default c...
2017-05-13, 970👍, 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, 968👍, 0💬

Date and Time Interval Literals in Oracle
How To Write Date and Time Interval Literals in Oracle? Date and time interval literals can coded as shown in the following samples: SELECT DATE '2002-10-03' + INTERVAL '123-2' YEAR(3) TO MONTH FROM DUAL -- 123 years and 2 months is added to 2002-10-03 03-DEC-25 SELECT DATE '2002-10-03' + INTERVAL '...
2020-03-25, 963👍, 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, 961👍, 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, 960👍, 0💬

Loading and Exporting Data in Oracle
Where to find answers to frequently asked questions on Loading and Exporting Data in Oracle? Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Loading and Exporting Data in Oracle. Clear answers are provided with tutorial exercises on saving data as...
2018-06-27, 956👍, 0💬

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, 952👍, 2💬

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

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, 949👍, 0💬

Precision and Rounding of FLOAT Values in SQL Server Transact-SQL
How REAL and FLOAT Literal Values Are Rounded in SQL Server Transact-SQL? By definition, FLOAT(n) should store the mantissa of the floating number in n bits. For example, FLOAT(16) should have a precision one-byte less than FLOAT(24). However, SQL Server Transact-SQL only supports two precisions for...
2017-04-19, 948👍, 0💬

Testing Area
What is test testing area for? The testing area is provided to allow visitors to post testing comments.
2016-10-15, 946👍, 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, 942👍, 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, 939👍, 1💬

What Is Program Global Area (PGA) in Oracle
What Is Program Global Area (PGA) in Oracle? A Program Global Area (PGA) is a memory buffer that is allocated for each individual database session and it contains session specific information such as SQL statement data or buffers used for sorting. The value specifies the total memory allocated by al...
2020-07-07, 938👍, 0💬

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, 938👍, 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, 935👍, 0💬

Define DSN with ODBC Manager in Oracle
How To Define a Data Source Name (DSN) in ODBC Manager in Oracle? DSN (Data Source Name) is an ODBC connection identifier for Windows applications. Here is how you can define a DSN on your Windows system: Go to Control Panel. Go to Administrative Tools. Run Data Sources (ODBC). Go to System DSN tab....
2016-10-15, 935👍, 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, 934👍, 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, 934👍, 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, 934👍, 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, 932👍, 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, 930👍, 0💬

Export Your Own Schema in Oracle
How To Export Your Own Schema in Oracle? If you have a non-system user account and you want to export all data objects in the schema associated with your account, you can use the "expdp" command with the SCHEMAS parameter. Running "expdp" command with a non-system user account requires a directory o...
2016-10-15, 930👍, 0💬

StartDB.bat Failed to Start the XE Instance in Oracle
What To Do If the StartDB.bat Failed to Start the XE Instance in Oracle? If StartDB.bat failed to start the XE instance, you need to try to start the instance with other approaches to get detail error messages on why the instance can not be started. One good approach to start the default instance is...
2020-09-30, 929👍, 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, 929👍, 0💬

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