General MySQL Oracle SQL Server

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Running CREATE DATABASE Statement Again in Oracle
How To Run CREATE DATABASE Statement Again in Oracle? After cleaning up the results of a previously failed CREATE DATABASE statement, you can run the CREATE DATABASE statement again as shown below: SQL&gt; @$ORACLE_HOME\config\scripts\c reate_database_fyi.sql;CREATE DATABASE FYI * ERROR at line ... 2019-03-27, 2357🔥, 0💬

Introduction to Oracle PL/SQL
Where to find answers to frequently asked questions about Oracle PL/SQL in general? Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team about Oracle PL/SQL in general. This FAQ can also be used as learning tutorials on creating procedures, executing proc... 2019-03-27, 2338🔥, 0💬

Clean Up When CREATE DATABASE Failed in Oracle
How To Do Clean Up If CREATE DATABASE Failed in Oracle? To better organize data files, you should create a dedicated directory for each Oracle database. This can be done by using Windows file explorer to create the \oraclexe\oradata\fyi\ directory. Try the CREATE DATABASE statement again, when you h... 2019-03-27, 2196🔥, 0💬

Create Additional Tablespaces in Oracle
How To Create Additional Tablespaces for an New Database in Oracle? This is Step 8. Creating additional tablespaces can be done by using the CREATE TABLESPACE statement as shown in the following sample script: SQL&gt; CREATE TABLESPACE users 2 DATAFILE '/oraclexe/oradata/FYI/users01 .dbf'SIZE 10... 2019-03-27, 2067🔥, 0💬

Build Data Dictionary View in Oracle
How To Build Data Dictionary View of an New Database in Oracle? This is Step 9. The Oracle Administrator Guide suggests to run two SQL scripts provided by Oracle as shown bellow: SQL&gt; @/u01/oracle/rdbms/admin/catal og.sqlSQL&gt; @/u01/oracle/rdbms/admin/catpr oc.sql  ⇒ Introduction to Ora... 2019-03-27, 1933🔥, 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, 2573🔥, 1💬

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, 4634🔥, 0💬

What Is a Stored Procedure in Oracle
What Is a Stored Program Unit in Oracle? A stored program unit, or procedure, is a named block of codes which: Has a name. Can take parameters, and can return values. Is stored in the data dictionary. Can be called by many users.   ⇒ Create a Simple Stored Procedure in Oracle ⇐ Run the Anonymous Bl... 2019-03-20, 2283🔥, 0💬

Execute a Simple Stored Procedure in Oracle
How To Execute a Stored Program Unit in Oracle? If you want to execute a stored program unit, you can use the EXECUTE statement. The example script below shows how to executes a stored program unit: SQL&gt; set serveroutput on; SQL&gt; CREATE PROCEDURE Hello AS 2 BEGIN 3 DBMS_OUTPUT.PUT_LINE... 2019-03-20, 2076🔥, 0💬

Data Types Supported in PL/SQL in Oracle
How Many Data Types Are Supported in Oracle? PL/SQL supports two groups of data types: SQL Data Types - All data types used for table columns. PL/SQL Special Data Types - Like BOOLEAN or PLS_INTEGER. The script below shows some data type examples: SQL&gt; set serveroutput on; SQL&gt; DECLARE... 2019-03-20, 2054🔥, 0💬

Create an Array in PL/SQL in Oracle
How To Create an Array in PL/SQL in Oracle? If you want create an array data structure, you can use the collection type VARRAY. VARRAY stands for Variable Array. Here is a sample script on how to use VARRAY: SQL&gt; set serveroutput on; SQL&gt; DECLARE 2 TYPE list IS VARRAY(3) OF VARCHAR(16)... 2019-03-08, 2673🔥, 0💬

Manage Transaction Isolation Levels in Oracle
How To Manage Transaction Isolation Level in Oracle? Transaction isolation level can be managed in a procedure by using the SET TRANSACTION and COMMIT statements. Here is a sample script on how to manage transaction isolation level: SQL&gt; CREATE OR REPLACE PROCEDURE HR.TOTAL_SALARY AS 2 total_... 2019-03-08, 2329🔥, 0💬

Example of Passing Parameters to Procedures in Oracle
How To Pass Parameters to Procedures in Oracle? Store procedures or functions can take parameters. You need to define parameters while defining the procedure, and providing values to parameters while calling the procedure. The script below shows you how to do this: SQL&gt; CREATE OR REPLACE PROC... 2019-03-08, 2210🔥, 0💬

Use SQL Statements in PL/SQL in Oracle
How To Use SQL Statements in PL/SQL in Oracle? SQL DML (Data Manipulation Language) statements can be included in PL/SQL code blocks directly without any changes. See the script below for examples: SQL&gt; CREATE TABLE tip (id NUMBER(5) PRIMARY KEY, 2 subject VARCHAR(80) NOT NULL, 3 description ... 2019-03-08, 2191🔥, 0💬

Process Query Result in PL/SQL in Oracle
How To Process Query Result in PL/SQL in Oracle? You can run queries (SELECT statements) in a PL/SQL code blocks, and process the results a loop as shown in the following script example: SQL&gt; set serveroutput on; SQL&gt; BEGIN 2 FOR row IN 3 (SELECT * FROM employees WHERE manager_id = 101... 2019-03-08, 2135🔥, 0💬

Introduction to Oracle SQL Developer
Where to find answers to frequently asked questions on Introduction to Oracle SQL Developer? Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on Introduction to Oracle SQL Developer: This FAQ can also be used as learning tutorials on SQL statement exe... 2019-02-18, 2367🔥, 0💬

Systems Supported by Oracle SQL Developer in Oracle
What Operating Systems Are Supported by Oracle SQL Developer in Oracle? Oracle SQL Developer is available for three types of operating Systems: Windows Linux Mac OSX   ⇒ Download-Oracle-SQL-Developer in Oracle ⇐ What Is Oracle SQL Developer in Oracle ⇑ Introduction to Oracle SQL Developer ⇑⇑ Oracl... 2019-02-18, 2031🔥, 0💬

What Do You Think about PL/SQL in Oracle
What Do You Think about PL/SQL in Oracle? After following through the tutorials in the FAQ collection, you probably agree that PL/SQL is indeed a general purpose database programming language. PL/SQL is a natural extension of SQL. It is very useful for DBA to automate specific administration tasks o... 2019-02-18, 2015🔥, 0💬

What Is Oracle SQL Developer in Oracle
What Is Oracle SQL Developer in Oracle? Oracle SQL Developer is a new, free graphical tool that enhances productivity and simplifies database development tasks. With SQL Developer, you can browse database objects, run SQL statements and SQL scripts, and edit and debug PL/SQL statements. You can also... 2019-02-18, 2014🔥, 0💬

Define a Procedure inside another Procedure in Oracle
How To Define a Procedure inside Another Procedure in Oracle? Define a procedure inside another procedure is supported by PL/SQL. The following tutorial script shows you an example: SQL&gt; CREATE OR REPLACE PROCEDURE HR.DBA_WEEK AS 2 PROCEDURE DBA_TASK (day VARCHAR2) AS 3 BEGIN 4 IF day = 'MOND... 2019-02-18, 1968🔥, 0💬

Download-Oracle-SQL-Developer in Oracle
How To Download Oracle SQL Developer in Oracle? If you want to download a copy of Oracle SQL Developer, visit http://www.oracle.com/technolo gy/software/products/sql/.If you are using Windows systems, click the "Oracle SQL Developer for Windows" link. This allows you to download the Windows version ... 2019-02-05, 2362🔥, 0💬

Download-Oracle-SQL-Developer in Oracle
How To Download Oracle SQL Developer in Oracle? If you want to download a copy of Oracle SQL Developer, visit http://www.oracle.com/technolo gy/software/products/sql/.If you are using Windows systems, click the "Oracle SQL Developer for Windows" link. This allows you to download the Windows version ... 2019-02-05, 2362🔥, 0💬

Start Oracle SQL Developer in Oracle
How To Start Oracle SQL Developer in Oracle? To start Oracle SQL Developer, go to \sqldeveloper and click sqldeveloper.exe. The Oracle SQL Developer window shows up. Your copy of Oracle SQL Developer is running now. There will nothing under the Connections icon, because you haven't defined any conne... 2019-02-05, 2224🔥, 0💬

Start Oracle SQL Developer in Oracle
How To Start Oracle SQL Developer in Oracle? To start Oracle SQL Developer, go to \sqldeveloper and click sqldeveloper.exe. The Oracle SQL Developer window shows up. Your copy of Oracle SQL Developer is running now. There will nothing under the Connections icon, because you haven't defined any conne... 2019-02-05, 2224🔥, 0💬

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General MySQL Oracle SQL Server