What are the conditional statements in PL SQL?
PL/SQL categories of control statements are: Conditional selection statements, which run different statements for different data values. The conditional selection statements are IF and CASE ….Conditional Selection Statements
- IF THEN.
- IF THEN ELSE.
- IF THEN ELSIF.
How do you write if else in PL SQL?
You use the IF-THEN-ELSIF-ELSE syntax, when you want to execute one set of statements when condition1 is TRUE, a different set of statements when condition2 is TRUE, or a different set of statements when all previous conditions (ie: condition1 and condition2) are FALSE.
What type of statement is if?
There are three forms of IF statements: IF-THEN , IF-THEN-ELSE , and IF-THEN-ELSIF . The simplest form of IF statement associates a Boolean expression with a sequence of statements enclosed by the keywords THEN and END IF . The sequence of statements is executed only if the expression returns TRUE .
Is A ++ allowed in PL SQL?
There is no equivalent of ++ or += .
What does PL SQL do with unhandled exception?
If no handler is found, PL/SQL returns an unhandled exception error to the host environment. Exceptions cannot propagate across remote procedure calls done through database links. A PL/SQL block cannot catch an exception raised by a remote subprogram.
What is if explain with example?
An if statement is a programming conditional statement that, if proved true, performs a function or displays information. In the example above, if the value of X were equal to any number less than 10, the program displays, “Hello John” when the script is run.
What is PL SQL statement?
PL/SQL is a Procedural language which is an extension of SQL, and it holds the SQL statements within its syntax. The basic difference between SQL and PL/SQL is that in SQL a single query gets executed at a time whereas, in PL/SQL a whole block of code get executed at a time.
What is the difference between SQL, PL-SQL and T-SQL?
SQL is the standard language to query a database. PL SQL basically stands for “Procedural Language extensions to SQL.” This is the extension of Structured Query Language (SQL) that is used in Oracle. T-SQL basically stands for ” Transact-SQL.” Oct 26 2019
What is SQL,TSQL and PL SQL?
T-SQL (Transact SQL) is an extension of SQL developed by Microsoft. T-SQL is used in Microsoft SQL Server. PL/SQL (Procedural Language/Structured Query Language) is also a procedural extension for SQL developed by Oracle. PL/SQL is a main programming language embedded in the Oracle database.
What is PL SQL record?
What is a PL/SQL Record. A PL/SQL record is a composite data structure that is a group of related data stored in fields. Each field in the PL/SQL record has its own name and data type.