Asked By: Jack Bailey Date: created: Aug 03 2022

What is package in PL SQL and advantages

Answered By: James James Date: created: Aug 06 2022

Advantages of PL/SQL Packages
Packages let you encapsulate logically related types, items, and subprograms in a named PL/SQL module. Each package is easy to understand, and the interfaces between packages are simple, clear, and well defined. This aids application development.

Asked By: Ethan Davis Date: created: Aug 02 2022

What is a package in PL SQL Mcq

Answered By: William Davis Date: created: Aug 03 2022

1) PL/SQL packages are schema objects that group logically related PL/SQL types, variables and subprograms.

Asked By: Jacob Butler Date: created: Dec 25 2022

What is package and package body in Oracle

Answered By: Devin Lopez Date: created: Dec 28 2022

The CREATE PACKAGE BODY statement creates or replaces the body of a stored package, which is an encapsulated collection of related procedures, stored functions, and other program objects stored as a unit in the database. The package body defines these objects.

Asked By: Curtis Adams Date: created: Jan 23 2023

What are the components of a package

Answered By: Wyatt Lopez Date: created: Jan 25 2023

Packages consist of two main components: the package specification and the package body. The package specification is the public interface, comprising the elements that can be referenced outside of the package.

Asked By: Gordon Lee Date: created: Sep 16 2022

What is collection in Oracle with example

Answered By: Jonathan Henderson Date: created: Sep 16 2022

PL/SQL – Collections

Collection Type Number of Elements Where Created
Associative array (or index-by table) Unbounded Only in PL/SQL block
Nested table Unbounded Either in PL/SQL block or at schema level
Variablesize array (Varray) Bounded Either in PL/SQL block or at schema level

Asked By: Sean Morgan Date: created: Jan 08 2022

What is difference between package and procedure in Oracle

Answered By: Peter James Date: created: Jan 09 2022

A package is a group of related procedures and functions, together with the cursors and variables they use, stored together in the database for continued use as a unit. Similar to standalone procedures and functions, packaged procedures and functions can be called explicitly by applications or users.

Asked By: Abraham Hernandez Date: created: Jan 06 2023

What is ref cursor in Oracle with example

Answered By: Francis Bailey Date: created: Jan 09 2023

A REF CURSOR is a PL/SQL data type whose value is the memory address of a query work area on the database. In essence, a REF CURSOR is a pointer or a handle to a result set on the database. REF CURSOR s are represented through the OracleRefCursor ODP.NET class.

Asked By: Keith Richardson Date: created: Aug 05 2022

How do I test a package in PL SQL Developer

Answered By: Oliver Cooper Date: created: Aug 05 2022

Perform the following steps:

  1. Open SQL Developer.
  2. Right-click Connections and select New Connection.
  3. Enter the following and click Test:
  4. Your test was successful.
  5. Your connection was created successfully.
  6. Your table was created successfully.
  7. Now you want to create a procedure.

Asked By: Jesse Simmons Date: created: May 14 2022

How do I run a package in SQL Developer

Answered By: Nathan Hayes Date: created: May 14 2022

After couple of tries, I found an easy way to execute the stored procedure from sql developer itself.

  1. Under packages, select your desired package and right click on the package name (not on the stored procedure name).
  2. You will find option to run. Select that and supply the required arguments.
Asked By: Bruce Jones Date: created: May 07 2022

What is schema in SQL

Answered By: Alexander Coleman Date: created: May 08 2022

What is Schema in SQL? In a SQL database, a schema is a list of logical structures of data. A database user owns the schema, which has the same name as the database manager. As of SQL Server 2005, a schema is an individual entity (container of objects) distinct from the user who constructs the object.

Asked By: William Torres Date: created: Oct 02 2022

How do I create a package and package body in SQL Developer

Answered By: Roger Rodriguez Date: created: Oct 03 2022

Follow these steps to create Package in Oracle SQL developer.

  1. On the left side in the connections pane, click on the Schema and expand the node.
  2. Then from the list of object types, select the Packages node.
  3. Do the right click on it and from the shortcut menu select New Package option.

Asked By: Christian Jenkins Date: created: Mar 20 2022

What is Dbms_metadata

Answered By: Christian Smith Date: created: Mar 21 2022

About Oracle dbms_metadata
You can use the new utility package called dbms_metadata that will easily display DDL and stored procedures directly from the data dictionary. Using this powerful utility, you can punch individual objects or an entire Oracle schema. Best of all, it is easy to use.

Asked By: Jesse Brown Date: created: Oct 17 2022

What is trigger in PL SQL

Answered By: Cole Bennett Date: created: Oct 20 2022

A PL/SQL trigger is a named database object that encapsulates and defines a set of actions that are to be performed in response to an insert, update, or delete operation against a table. Triggers are created using the PL/SQL CREATE TRIGGER statement.

Asked By: Peter Parker Date: created: Feb 28 2022

What is the use of package in Plsql

Answered By: Noah Bennett Date: created: Mar 01 2022

In PL/SQL, a package is a schema object that contains definitions for a group of related functionalities. A package includes variables, constants, cursors, exceptions, procedures, functions, and subprograms. It is compiled and stored in the Oracle Database. Typically, a package has a specification and a body.

Asked By: Juan Jenkins Date: created: Dec 29 2022

What is package in PL SQL with an examples

Answered By: Hunter Bennett Date: created: Dec 29 2022

Packages prevent cascading dependencies and unnecessary recompiling. For example, if you change the body of a package function, Oracle Database does not recompile other subprograms that invoke the function, because these subprograms depend only on the parameters and return value that are declared in the specification.

Asked By: Blake Allen Date: created: Apr 21 2022

What are the benefits of using package in Oracle

Answered By: Carlos Gonzalez Date: created: Apr 24 2022

Advantages of Packages

  • Allows us to overload the queries.
  • Improves the performance of the applications.
  • Promotes code reusability.
  • Gives us the freedom to build large applications quickly by reusing the already defined modules in the form of packages.
  • Provides us with the power to declare variables, functions etc.
Asked By: Edward Martinez Date: created: Mar 31 2022

What are the benefits of packages in Java

Answered By: Herbert Jones Date: created: Apr 02 2022

Advantages of using Packages in Java

  • Make easy searching or locating of classes and interfaces.
  • Avoid naming conflicts.
  • Implement data encapsulation (or data-hiding).
  • Provide controlled access: The access specifiers protected and default have access control on package level.

Asked By: Keith Johnson Date: created: Mar 14 2022

What is difference between procedure and function

Answered By: Mason Johnson Date: created: Mar 15 2022

A function would return the returning value/control to the code or calling function. The procedures perform certain tasks in a particular order on the basis of the given inputs. A procedure, on the other hand, would return the control, but would not return any value to the calling function or the code.

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