How and when does the db2 enforces the unique key?
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What is sqlcode -811?
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What is a db2 package?
Explain the benefits you can get from mainframe connect?
Why do we need to create an alias if we can directly use the table name? What are the benefits of referring a table name by its alias? Also, when should we go for alias and when for synonyms?
What is syscat in db2?
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What is an instance database?
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have 3 tables table1, table2 and table3 which contains employee information. table1 is master table, table2 contains emp details like emp no and so on, table 3 contains emp salary. so if any emp leave company between 25th - 30th of every month it has to get updated in tables. but it is not getting updated. What is the reason.
I have 1000 rows in a db2 table.I want to update first 100 records,How do I do it?