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Clover Infotech Plsql Developer Interview Questions and Answers

Updated 9 Jan 2025

Clover Infotech Plsql Developer Interview Experiences

3 interviews found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Recruitment Consulltant and was interviewed in Dec 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Explain Public , private Procedure
  • Ans. 

    Public and private procedures in PL/SQL control the visibility and accessibility of procedures within a package.

    • Public procedures can be accessed by other packages or programs outside the package.

    • Private procedures can only be accessed within the package where they are defined.

    • Public procedures are declared in the package specification using the 'PUBLIC' keyword.

    • Private procedures are declared in the package body witho...

  • Answered by AI
  • Q2. Cursor and Trigger , Mutating error
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Recruitment Consulltant and was interviewed in Dec 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Public and private procedure
  • Q2. Cursor , triggers and function

Plsql Developer Interview Questions Asked at Other Companies

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Q1. What is procedure in plsql and it's syntax and difference between ... read more
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Q2. What is temp table and temp variable in plsql?
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Q3. A plsql programme to print 103,99,96...3?
asked in TCS
Q4. What is mutating table or mutating trigger?
asked in TCS
Q5. How do you find if two table having similer data

Plsql Developer Interview Questions & Answers

user image Nayan Parmar

posted on 7 Feb 2024

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Jan 2024. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. All basics of Oracle SQL, Oracle PLSQL and scenario based questions
Round 2 - Client Interview 

(1 Question)

  • Q1. ICICI bank client - all basics of Oracle SQL and plsql and some scenario based questions like joins based, case statement based, set operator based, aggregate function and all

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and clear concept of basic. If you do not know the practical experience then simply answer the concept and explain it that's it . They want concept clear with confidence.

Plsql Developer Jobs at Clover Infotech

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Interview questions from similar companies

Interview Questionnaire 

2 Questions

  • Q1. They have only one phone interview
  • Q2. They asking about full sql and plsql

Interview Preparation Tips

Round: Resume Shortlist
Experience: Detailed description of explaination full topics

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Naukri.com and was interviewed in Sep 2024. There was 1 interview round.

Round 1 - Technical 

(4 Questions)

  • Q1. How do you optimize Stored procedure
  • Ans. 

    Optimizing stored procedures involves using proper indexing, reducing unnecessary loops, and minimizing database calls.

    • Use proper indexing on columns used in WHERE clauses to improve query performance

    • Avoid using cursors and loops whenever possible, as they can be inefficient

    • Minimize the number of database calls by combining multiple queries into a single query or using temporary tables

    • Consider using bulk processing tec...

  • Answered by AI
  • Q2. How do you optimize SQL query
  • Ans. 

    Optimizing SQL queries involves using indexes, minimizing data retrieval, avoiding unnecessary joins, and optimizing query structure.

    • Use indexes on columns frequently used in WHERE clauses

    • Minimize data retrieval by selecting only necessary columns

    • Avoid unnecessary joins by using EXISTS or IN clauses instead

    • Optimize query structure by using appropriate join types and conditions

  • Answered by AI
  • Q3. What is use of returning clause
  • Ans. 

    Returning clause is used to return a value from a function or procedure in PL/SQL.

    • Used to return a single value from a function or procedure

    • Can be used to return multiple values using OUT parameters

    • Helps in passing values back to the calling program

  • Answered by AI
  • Q4. Disadvantages of triggers
  • Ans. 

    Triggers can lead to performance issues, complexity, and potential for unintended consequences.

    • Triggers can make code harder to debug and maintain

    • They can lead to cascading effects if not carefully implemented

    • Performance can be impacted if triggers are not optimized

    • Triggers can introduce dependencies between different parts of the codebase

  • Answered by AI

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
Moderate
Process Duration
-
Result
-
Round 1 - Technical 

(15 Questions)

  • Q1. Self introduction and questions related to my project
  • Q2. What are joins in SQL, and can you provide examples of their usage?
  • Ans. 

    Joins in SQL are used to combine rows from two or more tables based on a related column between them.

    • Joins are used to retrieve data from multiple tables based on a related column.

    • Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL JOIN.

    • Example: SELECT * FROM table1 INNER JOIN table2 ON table1.column = table2.column;

  • Answered by AI
  • Q3. What are the built-in functions available in SQL?
  • Ans. 

    Some built-in functions in SQL include AVG, COUNT, MAX, MIN, SUM, and CONCAT.

    • AVG: Calculates the average value of a numeric column

    • COUNT: Counts the number of rows in a result set

    • MAX: Returns the maximum value in a column

    • MIN: Returns the minimum value in a column

    • SUM: Calculates the sum of values in a column

    • CONCAT: Concatenates two or more strings together

  • Answered by AI
  • Q4. What are the different types of cursors in database management systems?
  • Ans. 

    Types of cursors in database management systems include implicit, explicit, and parameterized cursors.

    • Implicit cursors are automatically created by the database when a SQL statement is executed.

    • Explicit cursors are defined by the programmer and give more control over the result set.

    • Parameterized cursors allow for dynamic SQL statements with parameters.

    • Examples: SELECT statement using implicit cursor, DECLARE, OPEN, FET...

  • Answered by AI
  • Q5. What is the difference between procedures and functions in programming?
  • Ans. 

    Procedures are used to perform an action, while functions return a value.

    • Procedures do not return a value, while functions do.

    • Functions can be used in SQL queries, while procedures cannot.

    • Functions can be called from within SQL statements, while procedures cannot.

    • Procedures can have OUT parameters to return multiple values, while functions can only return a single value.

  • Answered by AI
  • Q6. What is the query to print the third highest salary from the given table?
  • Ans. 

    Use a subquery to find the third highest salary in a table.

    • Use the RANK() function to assign a rank to each salary in descending order.

    • Filter the results to only include rows with a rank of 3.

    • Consider handling ties in salaries appropriately.

  • Answered by AI
  • Q7. What is a package, and how do you utilize it in your project?
  • Ans. 

    A package is a collection of related procedures, functions, variables, and other PL/SQL constructs.

    • Packages help organize and encapsulate code for easier maintenance and reuse.

    • They can contain both public and private elements.

    • Packages can be used to group related functionality together, improving code modularity.

    • Example: CREATE PACKAGE my_package AS ... END my_package;

  • Answered by AI
  • Q8. Can you describe two complex JIRA issues you have worked on?
  • Ans. 

    Resolved a critical bug causing data loss and implemented a new feature for better user experience.

    • Identified root cause of data loss bug by analyzing database queries and logs

    • Collaborated with cross-functional teams to prioritize and implement a fix

    • Designed and implemented a new feature based on user feedback to enhance usability

  • Answered by AI
  • Q9. What are the different types of indexes?
  • Ans. 

    Different types of indexes include B-tree, Bitmap, Function-based, and Reverse key indexes.

    • B-tree indexes are the most common type and are suitable for most indexing needs.

    • Bitmap indexes are used for columns with low cardinality, such as gender or status columns.

    • Function-based indexes are created based on expressions or functions applied to columns.

    • Reverse key indexes store keys in reverse order to reduce contention in

  • Answered by AI
  • Q10. What are analytical functions in sql?
  • Ans. 

    Analytical functions in SQL are used to perform calculations across a set of rows related to the current row.

    • Analytical functions operate on a group of rows and return a single result for each row.

    • They can be used to calculate running totals, moving averages, rank, percentiles, etc.

    • Examples include ROW_NUMBER(), RANK(), DENSE_RANK(), SUM() OVER(), AVG() OVER().

  • Answered by AI
  • Q11. What are aggregate functions in SQL?
  • Ans. 

    Aggregate functions in SQL are functions that operate on a set of values and return a single value as output.

    • Aggregate functions include functions like SUM, AVG, COUNT, MIN, and MAX.

    • They are used with the GROUP BY clause to perform calculations on groups of rows.

    • Examples: SELECT SUM(salary) FROM employees; SELECT AVG(age) FROM students GROUP BY class;

  • Answered by AI
  • Q12. How did you handle performance tuning in your project?
  • Ans. 

    I identified and optimized slow-performing SQL queries by analyzing execution plans and indexing strategies.

    • Identified slow-performing SQL queries using tools like Oracle SQL Developer or TOAD.

    • Analyzed execution plans to understand query performance bottlenecks.

    • Optimized queries by rewriting SQL code, adding indexes, or restructuring data.

    • Used tools like Explain Plan or SQL Tuning Advisor to improve query performance.

    • R...

  • Answered by AI
  • Q13. What is data modeling?
  • Ans. 

    Data modeling is the process of creating a visual representation of data structures and relationships within a database.

    • Data modeling helps in organizing and understanding complex data systems.

    • It involves identifying entities, attributes, and relationships between them.

    • Examples include ER diagrams, UML diagrams, and relational data models.

  • Answered by AI
  • Q14. What steps did you take to perform root cause analysis in your project?
  • Ans. 

    I conducted thorough analysis by reviewing code, logs, and discussing with team members.

    • Reviewed code to identify potential issues

    • Analyzed logs for error messages and patterns

    • Discussed with team members to gather insights and perspectives

    • Used debugging tools to trace the root cause

  • Answered by AI
  • Q15. What is a trigger in database management, and what are its different types?
  • Ans. 

    A trigger in database management is a special type of stored procedure that is automatically executed when certain events occur in a database.

    • Triggers can be used to enforce business rules, maintain referential integrity, and automate repetitive tasks.

    • There are two main types of triggers: row-level triggers and statement-level triggers.

    • Row-level triggers are fired for each row affected by a triggering statement, while ...

  • Answered by AI

Skills evaluated in this interview

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Naukri.com and was interviewed in Oct 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. EXPLAIN ABOUT UR PRJECT
  • Ans. 

    Developed a PL/SQL project for managing inventory and sales data in a retail store.

    • Designed database tables to store product information, sales transactions, and customer details.

    • Implemented PL/SQL procedures and functions for adding, updating, and querying data.

    • Created triggers to enforce business rules and maintain data integrity.

    • Developed reports using PL/SQL queries to analyze sales performance and inventory levels

  • Answered by AI
  • Q2. How do you work on performance optimization
  • Ans. 

    I work on performance optimization by analyzing query execution plans, indexing, and code refactoring.

    • Analyzing query execution plans to identify bottlenecks

    • Creating appropriate indexes to improve query performance

    • Refactoring code to optimize resource usage

    • Using tools like Explain Plan and SQL Tuning Advisor

  • Answered by AI
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
No response

I applied via Approached by Company and was interviewed in Sep 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Window Functions in SQL
  • Ans. 

    Window functions in SQL are used to perform calculations across a set of table rows related to the current row.

    • Window functions are used to calculate values based on a set of rows related to the current row.

    • They allow you to perform calculations without grouping the rows into a single output row.

    • Examples of window functions include ROW_NUMBER(), RANK(), and LAG().

  • Answered by AI
Round 3 - Technical 

(1 Question)

  • Q1. Uses of Packages in PL/SQL
  • Ans. 

    Packages in PL/SQL are used to group related procedures, functions, variables, and other PL/SQL constructs together for better organization and security.

    • Packages help in modularizing code for easier maintenance and debugging

    • They provide encapsulation and hide implementation details

    • Packages can contain multiple procedures, functions, variables, cursors, and exceptions

    • They improve performance by reducing network traffic

    • E...

  • Answered by AI

Skills evaluated in this interview

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. CREATE A FUNCTION BASED ONLOGIC SHARED
  • Ans. 

    Create a function based on shared logic

    • Identify common logic that can be reused in multiple functions

    • Create a separate function to encapsulate the shared logic

    • Call the shared function from other functions where the logic is needed

  • Answered by AI
  • Q2. FOR AN ENTITY GIVE DTAILS OF PREVOUS AND NEXT DATE FOR PARTICULAR DEPATMENT
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Not Selected

I applied via Referral and was interviewed before Jun 2023. There was 1 interview round.

Round 1 - Assignment 

Oracle pl sql developer

Interview Preparation Tips

Interview preparation tips for other job seekers - Np

Clover Infotech Interview FAQs

How many rounds are there in Clover Infotech Plsql Developer interview?
Clover Infotech interview process usually has 1-2 rounds. The most common rounds in the Clover Infotech interview process are Technical and Client Interview.
How to prepare for Clover Infotech Plsql Developer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Clover Infotech. The most common topics and skills that interviewers at Clover Infotech expect are PLSQL, Oracle, SQL, SQL Development and Triggers.
What are the top questions asked in Clover Infotech Plsql Developer interview?

Some of the top questions asked at the Clover Infotech Plsql Developer interview -

  1. Explain Public , private Proced...read more
  2. ICICI bank client - all basics of Oracle SQL and plsql and some scenario based ...read more
  3. All basics of Oracle SQL, Oracle PLSQL and scenario based questi...read more

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Clover Infotech Plsql Developer Interview Process

based on 6 interviews

1 Interview rounds

  • Technical Round
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Clover Infotech Plsql Developer Salary
based on 105 salaries
₹2.3 L/yr - ₹9 L/yr
26% less than the average Plsql Developer Salary in India
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Clover Infotech Plsql Developer Reviews and Ratings

based on 11 reviews

3.5/5

Rating in categories

3.2

Skill development

2.9

Work-life balance

2.9

Salary

3.2

Job security

3.4

Company culture

3.0

Promotions

3.2

Work satisfaction

Explore 11 Reviews and Ratings
PL/SQL Developer

Mumbai

2-5 Yrs

Not Disclosed

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