What is the usage of sql functions?
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Which kind of parameters cannot have a default value in pl sql?
difference between table level constraint and column level and advantages of table level constraint
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What do we need to check in database testing?
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I Have A Table Like This. Cityno Cityname Mails 1 Bangalore 8km 2 Hsr Layout 20km 3 Mejistic 30km 4 Jayadeva 55km 5 Itpl 80km 6 Hebbal 115km I Have Data Like This I Want O/p Like This Distance No.ofcity 0-50km 3 51-100km 2 101-150km 4 And So On
How to retrieve Duplicate Rows only in a Table? Suppose if a Table Name is "Education". It consists of multiple columns. Then if we insert rows into this table with duplicate records then how can we retrieve only duplicate records from that table?
29 Answers Alps, Aricent, Bank Of America, Wipro,
What will be the output for the below Query Select 'High' from dual where null = null;
What are the types of optimization?
How do sql databases work?
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