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Creating Multi-Statement Table-Value Functions in SQL Server
How To Create an Multi-Statement Table-Valued Function in SQL Server Transact-SQL? To create a multi-statement table-valued function, you need to define a temporary table as the returning table in the function. INSERT statements should be used to insert data into the returning table. The tutorial ex...
2016-10-17, 1303👍, 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, 1300👍, 0💬

Single-Byte Character Data Types in SQL Server Transact-SQL
What are single-byte character string data types supported in SQL Server Transact-SQL? Single-byte character string data types are used to hold single-byte character strings. There are 3 single-byte character string data types supported in SQL Server Transact-SQL: 1. CHAR (or CHARACTER) - Used to ho...
2017-04-08, 1298👍, 0💬

mscorsvw.exe - Process - Microsoft .NET Framework NGEN in SQL Server
What is mscorsvw.exe - Process - Microsoft .NET Framework NGEN in SQL Server? Process mscorsvw.exe is installed as a system service as part of the .NET Framework 2.0. You can disable it, if you are not using any applications that require .NET Framework 2.0. mscorsvw.exe process and program file info...
2016-12-08, 1298👍, 0💬

Downloading SQL Server 2005 Express Edition in SQL Server
How to download Microsoft SQL Server 2005 Express Edition in SQL Server? Microsoft SQL Server 2005 Express Edition is the free version of the Microsoft SQL Server 2005. If you are interested to try SQL Server 2005, you should follow this tutorial to download Microsoft SQL Server 2005 Express Edition...
2016-12-08, 1298👍, 0💬

Recover a Dropped Index in Oracle
How To Recover a Dropped Index in Oracle? If you have the recycle bin feature turned on, dropped indexes are stored in the recycle bin. But it seems to be command to restore a dropped index out of the recycle bin. FLASHBACK INDEX is not a valid statement. See the following script: ALTER SESSION SET ...
2019-04-22, 1293👍, 0💬

Running Queries with 'sqlcmd' Tool in SQL Server
How to run Queries with "sqlcmd" tool in SQL Server? "sqlcmd" is a client tool that you can use to interact SQL server. You can follow the tutorial below to run queries on the local SQL Server 2005 Express. 1. Open a command window and enter the following command to start "sqlcmd" and run a simple q...
2016-12-04, 1282👍, 0💬

Using INSERT, UPDATE and DELETE Statements in SQL Server
Where to find answers to frequently asked questions on Using INSERT, UPDATE and DELETE Statements in SQL Server? Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Using INSERT, UPDATE and DELETE Statements in SQL Server. Clear answers are provided w...
2016-11-03, 1275👍, 0💬

What Is Oracle in Oracle
What Is Oracle in Oracle? Oracle is a company. Oracle is also a database server, which manages data in a very structured way. It allows users to store and retrieve related data in a multiuser environment so that many users can concurrently access the same data. All this is accomplished while deliver...
2020-11-11, 1272👍, 0💬

What Is SQL in MySQL
What Is SQL in MySQL? SQL, SEQUEL (Structured English Query Language), is a language for RDBMS (Relational Database Management Systems). SQL was developed by IBM Corporation.   ⇒Database Basics and Terminologies in MySQL ⇒⇒MySQL Database Tutorials
2017-07-15, 1270👍, 0💬

Verifying SQL Server Running Status in SQL Server
How do you know if SQL Server is running on your local system in SQL Server? After installing SQL Server 2006 Express Edition, it will be running on your local system quietly as a background process. If you want to see this process is running, run Windows Task Manager. You should see a process calle...
2016-12-08, 1268👍, 0💬

sys.sql_modules - Getting User Defined Function Definitions Back in SQL Server
How To Get the Definition of a User Defined Function Back in SQL Server Transact-SQL? If you want get the definition of an existing user defined function back from the SQL Server, you can use the system view called sys.sql_modules, which stores definitions of functions, stored procedures, and views....
2016-12-18, 1263👍, 0💬

What Causes Index Fragmentation in SQL Server
What Causes Index Fragmentation in SQL Server? Index fragmentation is usually caused by deleting of existing rows or updating existing values of the indexed column. Inserting new rows should not cause any index fragmentation. This tutorial exercise shows you how update statements of 50000 rows on th...
2016-11-08, 1246👍, 0💬

Passing Values to Stored Procedure Parameters in SQL Server
How To Provide Values to Stored Procedure Parameters in SQL Server Transact-SQL? If a stored procedure is created with parameters, you need pass values to those parameters when calling the stored procedure with one of two formats listed below: -- Passing values only EXEC procedure_name value_1, valu...
2016-12-28, 1234👍, 0💬

OUTPUT - Defining Output Parameters in Stored Procedures in SQL Server
How To Define Output Parameters in Stored Procedures in SQL Server Transact-SQL? Sometime a stored procedure not only want to take input values from the calling statement batch, but it also want to send output values back to the calling statement batch. This can be done by defining output parameters...
2016-12-28, 1234👍, 0💬

Introduction to Oracle Database 10g Express Edition
Where to find answers to frequently asked questions on Oracle Database 10g Express Edition? I want to learn how to install Oracle database. Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Oracle Database 10g Express Edition with installation instr...
2020-05-15, 1207👍, 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, 1207👍, 0💬

Constant or Data Literal in SQL Server Transact-SQL
What Is a Constant or Literal in SQL Server Transact-SQL? A constant, or data literal, is a symbolic expression that represents a specific value of a specific data type in SQL Server Transact-SQL. Constants or literals are used commonly as the default values for table columns, variables, and paramet...
2017-05-20, 1206👍, 0💬

Selecting Some Specific Columns from a Table in SQL Server
How To Select Some Specific Columns from a Table in a Query in SQL Server? If you want explicitly tell the query to return some specific columns, you can specify the column names in the SELECT clause. The following select statement returns only three columns, "id", "created" and "url" from the table...
2016-10-26, 1204👍, 0💬

Where Is the Export Dump File Located in Oracle
Where Is the Export Dump File Located in Oracle? If you are not specifying the dump directory and file name, the dump file will be stored in the default dump directory with the default file name. The tutorial exercise below tells you find what is your default dump directory and locate the dump file....
2016-10-15, 1195👍, 0💬

Select an Oracle System ID (SID) in Oracle
How To Select an Oracle System ID (SID) in Oracle? This is Step 1. If you are planning to create a new database, you need to select an Oracle System ID (SID). This ID will be used to identify the new Oracle database and its Oracle instance. SID must be unique if you want to run multiple databases on...
2019-04-03, 1186👍, 0💬

Using SELECT Statements on Views in SQL Server
Can SELECT Statements Be Used on Views in SQL Server? Select (query) statements can be used on views in the same way as tables. The following tutorial exercise helps you creating a view and running a query statement on the view: CREATE VIEW myLinks AS SELECT * FROM fyi_links WHERE url LIKE '%fyi%' G...
2016-10-26, 1186👍, 0💬

Use SQL*Plus Built-in Timer in Oracle
How To Use SQL*Plus Built-in Timers in Oracle? If you don't have a stopwatch/timer and want to measure elapsed periods of time, you can SQL*Plus Built-in Timers with the following commands: TIMING - Displays number of timers. TIMING START [name] - Starts a new timer with or without a name. TIMING SH...
2020-06-08, 1183👍, 0💬

Working with Cursors in Oracle PL/SQL
Where to find answers to frequently asked questions on Working with Cursors in Oracle PL/SQL? Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Working with Cursors in Oracle PL/SQL. Clear answers are provided with tutorial exercises on defining, op...
2018-02-01, 1179👍, 0💬

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