Table of Contents
Is PL SQL a high level language?
PL/SQL is a high-performance and highly integrated database language. Besides PL/SQL, you can use other programming languages such as Java, C#, and C++. However, it is easier to write efficient code in PL/SQL than other programming languages when it comes to interacting with the Oracle Database.
What is Plsql used for?
The purpose of PL/SQL is to combine database language and procedural programming language. The basic unit in PL/SQL is called a block and is made up of three parts: a declarative part, an executable part and an exception-building part.
Is PL SQL and SQL same?
PL/SQL is a programming language using SQL for a database. SQL has no variables. PL/SQL has variables, data types etc. SQL has no FOR loop, if control and similar structures.
How do I download SQL 11g?
Step 1: Go to oracle.com and Click on Options Menu. Step 2: Click the Download Button and Scroll Down to Database Section. Step 3: Click Database 11g Enterprise/Standard Editions, after which you’ll find different versions of Oracle for different OS. Download the Files according to your OS.
How do I fix not valid month error?
To fix the error, specify a month value that is valid such as “January”. Some conversion is built-in, and a value of “Jan” is also valid for the Month format code.
What are the difference between 10g 11g and 12c in Oracle?
In-Memory Caching, Column Store, and Compression – These new features of 12c are not available in Oracle 11g and 10g. They allow for large quantities of memory-based data caching that goes beyond traditional buffer caches. The data thus cached can be saved in compressed columnar formats.
What is the difference between Oracle 10g 11g and 12c?
Oracle 11g merges and expands Oracle’s unique functions to realize the advantages of grid computing, transforming the data center from a distributed island of system resources to a shared server and storage Pool; Oracle 12c is designed for cloud computing. The g of 10g and 11g is grid . 12c is a later version.
Is PL SQL a programming language?
PL/SQL is a powerful, yet straightforward database programming language. It is easy to both write and read, and comes packed with lots of out-of-the-box optimizations and security features.
What is Oracle database PL/SQL language reference?
Oracle Database PL/SQL Language Referenceis intended for anyone who is developing PL/SQL-based applications for either an Oracle Database or an Oracle TimesTen In-Memory Database, including: ■Programmers ■Systems analysts ■Project managers
What are the PL/SQL features for Oracle Database 11grelease 1?
The PL/SQL features for Oracle Database 11gRelease 1 are: ■Enhancements to Regular Expression SQL Functions ■SIMPLE_INTEGER, SIMPLE_FLOAT, and SIMPLE_DOUBLE Data Types ■CONTINUE Statement ■Sequences in PL/SQL Expressions ■Dynamic SQL Enhancements ■Named and Mixed Notation in PL/SQL Subprogram Invocations ■PL/SQL Function Result Cache
What are the fundamental components of PL/SQL language?
The PL/SQL language fundamental components are explained. • Character Sets • Lexical Units • Declarations • References to Identifiers • Scope and Visibility of Identifiers • Assigning Values to Variables • Expressions • Error-Reporting Functions • Conditional Compilation
What are the identifiers in PL/SQL?
Identifiersname PL/SQL elements, which include: ■Constants ■Cursors ■Exceptions ■Keywords ■Labels ■Packages ■Reserved words ■Subprograms ■Types