Question : The situation I have two MySQL instances, deployed on two different remote machines. Both MySQL instances access the […]
Tag: dbms
Database design normalization elearning portal
Question : Table : Class Here the className is unique classId| className ——-|——— 1 | 1st Class 2 | 2nd […]
FInd minimum and maximum number of tuples in R U πA,B ( R⋈S )
Question : Given two relations R(A,B) with r tuples, S(B,C) with s tuples (r>0, s>0), find the min and max […]
Oracle 11gR2: ORA-01102: cannot mount database in EXCLUSIVE mode
Question : I am running Oracle 11gR2 on an AIX box. I did a rename database and change DB ID […]
Most suitable database design for multi store inventory? [closed]
Question : Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this […]
Is Mysql a database management system(DBMS) or a database server?
Question : I can’t differentiate DBMS, database server and database client. Mysql, for instance, has Mysql shell, Mysql workbench, etc. […]
Error Code: 1239. Incorrect foreign key definition for ‘foreign key without name’: reference and table don’t match
Question : I’m making a new database in MySQL in which after making the Department table I receive an error […]
Why is a port needed for DBMS?
Question : I always wondered, why a port must be assigned in order to use a DBMS? And what difference […]
Print all the row with two or more element in the column
Question : In following table how to print the student number when age occur two or more times, The result […]
Oracle SQL Creating Copy of Table Using DBMS_metadata
Question : so I am trying to create a copy of a table using dbms_metadata. I know you can get […]