what is the difference between data migration and
production migration.
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What is oracle open database communication (odbc)?
How i can handle exception in large code like 1000 line without distrubing the code or without exception handler sction?
find out first highest salary?
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1. How actually index will work ? 2. Why do people prefer mostly bitmap index and btree index in datawarehouse ? 3. If I use the column in aggrigate functions like max,min,count and avg and if I have a index created on that column, will it increases the performance ?
Explain the importance of .pll extension in oracle?
I want a table like, no name address addr1 addr2 So i want columns like addr1,addr2 under address column. Can one please answer me. Advance Thanks.
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Can a property clause itself be based on a property clause ?
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Use of an integrity constraint is better to validate data. Explain