PL/SQL Test Questions Set 2 Total questions: 25 Set 2 - This test is very useful for campus placements comprising of 25 questions on PL/SQL.1 mark for each correct answer and 0.25 mark will be deducted for wrong answer... PL/SQL Test Questions Set 1 Total questions: 25 Set 1 - PL/...
Watch this video about PL/SQL Interview Questions on YouTube: 11. What are the Various Types of Parameters in PL/SQL? There are three types of parameters in PL/SQL. They are as follows: IN:The IN parameter allows you to send values to the procedure that is being called. The IN parame...
I was scheduled to take PL 200 On Saturday 21 December. the exam was set for 7:45 Am (EST). I was logged in and passed all the security checks and prerequisite and got as far as speaking with the procter. however, I was unable to write the exam as the… ...
The SELECT statement is used to retrieve a collection of unique values from a database table based on the conditions defined in a SQL query. 36. How can you compare a part of the name rather than the entire name? To compare different parts, we use the LIKE operator, which functions as...
STRING_SPLIT with order not working on SQL Server 2022 Do we ever remove the silver tab in a receptacle? Why would the Boeing 777 not be included in Jane's All the World's Aircraft – In Service? Why is the TL431 considered highly stable? How energy density of EM wave oscillate...
I'm trying to set a column to reset to zero or increment by +1 based on a pass or fail in another column, and/or the value of that same column in the previous weeks row. There are two other variable ... oracle-database sql-update ...
Functions are crucial because they aid in the execution of code on the server. PL/pgSQL, PostgreSQL's native language, and other scripting languages such as Perl, Python, PHP, and others are some of the languages used to create functions. The statistical language PL/R can also be used to...
A primary key is a column (or set of columns) that allows each row in a database to be uniquely identified. SQL databases place a lot of importance on primary keys. They provide each row in a database table with a unique ID. A primary key can consist of one or more fields, and ...
12.What is Bit-map index?Explain with Example.(80 % Asked in PL SQL Interview Questions) Answer: 1.If Table contains the distinct values which are not more than 20 distinct values then user should go for Bit map indexes. 2.User should avoid the indexing on each and every row and do ...
PL/SQL procedure successfully completed. What is Nested Table in Oracle? They are 1D array like VArrays and can be use either in a relational table or in functions.Like VArrays, they are use for columns having multiple values.But they does not need any size to be define on them like V...