Cisco Interview Question | Query II

Question
Emp_id Emp_name Manager_id Dept_id Joining_date Salary
1 Joy 0 Q 1 January, 2018 6000
2 Manu 0 5 5 July, 2019 6000
3 Ajay 1 1 13 August, 2017 2000
13 Akanksha 2 5 16 May,2020 2000
11 Surbhi 2 1 21 July, 2015 2000
9 Louise 1 – 5 September,2018 3000
8 Vishal 3 1 7 June, 2012 3500
7 Chen Lee 2 5 31 July,2018 NULL
3 Apoorva 1 1 29 February,2016 2000

Get the Emp_id for employees whose Dept_id is either invalid or not present in the database.

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Dhruv2301 55 years 2 Answers 947 views Great Grand Master 0

Answers ( 2 )

  1. Sai
    0
    Reply

    Select * from datamonk
    where dept_id regexp ‘^[0-9]$’;

    /* Attached a MySQL database for cisco questions. You can download the file and load in MySQL workbench to check results*/
    /* Solution will look like as uploaded in image*/

  2. Sai
    0
    Reply
    Cisco Interview Question | Query II

    Select * from datamonk
    where dept_id regexp ‘^[0-9]$’;

    /* Solution will look like as uploaded in image*/

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