The SQL Workshop provides tools that enable you to view and manage database objects. … The SQL Commands tool enables you to enter ad-hoc SQL. Query Builder enables you to create join queries using drag and drop.
Which are the various components of SQL Workshop?
- Data Workshop. Data Workshop enables you to load and unload data to the database. …
- Query Builder. Build queries graphically by adding tables and views into a panel, and selecting columns to return. …
- Quick SQL. …
- Sample Datasets. …
- Generating DDL. …
- User Interface Defaults. …
- Schema Comparison. …
- Methods on Tables.
How do you delete a table in SQL Workshop?
Dropping Database Objects
- Click SQL Workshop on the Workspace home page.
- From the Tasks list on the right side of the page, select Drop Database Object. The Drop Database Object Wizard appears.
- Select a schema and then an object type.
- Follow the on-screen instructions.
Which of the following are tools that enable you to view and manage database objects in the SQL Workshop?
SQL Workshop provides tools that enable you to view and manage database objects.
SQL Workshop home page features the following icons:
- Object Browser.
- SQL Commands.
- SQL Scripts.
- RESTful Services.
How do I run Oracle SQL?
Running a SQL Command
On the Workspace home page, click SQL Workshop and then SQL Commands. The SQL Commands page appears. Enter the SQL command you want to run in the command editor. Click Run (Ctrl+Enter) to execute the command.
WHERE is SQL Workshop in SQL Developer?
You access SQL Workshop by clicking the SQL Workshop icon on the Workspace home page. The SQL Workshop home page appears.
What is SQL database?
SQL stands for Structured Query Language. It’s used for relational databases. A SQL database is a collection of tables that stores a specific set of structured data. The SQL database has long been the tried and true workhorse of the backend enterprise and at the heart of everything we do in this electronic age.
What is the difference between drop and delete in SQL?
DELETE command is a Data Manipulation Language command whereas, DROP is a Data Definition Language Command. The point that distinguishes DELETE and DROP command is that DELETE is used to remove tuples from a table and DROP is used to remove entire schema, table, domain or constraints from the database.
How do you write a delete query?
SQL DELETE Statement
- DELETE FROM table_name WHERE condition;
- Example. DELETE FROM Customers WHERE CustomerName=’Alfreds Futterkiste’;
- DELETE FROM table_name;
- Example. DELETE FROM Customers;
What is the syntax to delete a database file?
Answer: In Object Explorer, connect to an instance of the SQL Server Database Engine and then expand that instance. Expand Databases, right-click the database from which to delete the file, and then click Properties. Select the Files page.
How can I learn SQL?
The Best Way to Learn SQL
- Start Simple. No matter what method you use to learn SQL, you may be anxious to quickly dive in and test your new skillset. …
- Watch Tutorials. …
- Take a SQL Class. …
- Install a Free SQL Database.
What is the architecture of Apex?
Oracle APEX uses a simple 3-tier architecture where requests are sent from the browser, through a web server, to the database. All processing, data manipulation and business logic is executed in the database. This architecture guarantees zero latency data access, top performance, and scalability, out of the box.
What is difference between SQL and Oracle SQL?
Oracle, meanwhile, uses PL/SQL, or Procedural Language/SQL. Both are different “flavors” or dialects of SQL and both languages have different syntax and capabilities. The main difference between the two languages is how they handle variables, stored procedures, and built-in functions.
What is Oracle SQL language?
Structured Query Language (SQL) is the set of statements with which all programs and users access data in an Oracle database. Application programs and Oracle tools often allow users access to the database without using SQL directly, but these applications in turn must use SQL when executing the user’s request.
Is Oracle SQL free?
Oracle SQL Developer is a free, integrated development environment that simplifies the development and management of Oracle Database in both traditional and Cloud deployments.