First, we have SQL interview Questions by InterviewBit. The material would teach you the basic SQL developer questions from real-world companies such as Google, Amazon, Microsoft, etc. The material is divided into SQL Interviews and PostgreSQL interview questions. The learning material would teach ...
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Bit datatype is used to store boolean information like 1 or 0 (true or false). Untill SQL Server 6.5 bit datatype could hold either a 1 or 0 and there was no support for NULL. But from SQL Server 7.0 onwards, bit datatype can represent a third state, which is NULL. 5. Define ...
12.What is Bit-map index?Explain with Example.(80 % Asked in PL SQL Interview Questions) Answer: 1.If Table contains the distinct values which are not more than 20 distinct values then user should go for Bit map indexes. 2.User should avoid the indexing on each and every row and do ...
SQL DBA Interview Questions with Answers SQL DBA INTERVIEW QUESTIONS, DBA INTERVIEW QUESTIONS, EXPERIENCED INTERVIEW QUESTIONS
To combat this problem, one of the drives stores a "parity" bit. Think of a math problem, such as 3 + 7 = 10. You can think of the drives as storing one of the numbers, and the 10 is the parity part. By removing any one of the numbers, you can get it back by referring to...
6.What are different types of indexes?(Mostly asked in Interview Questions For SQL) Answer: There are following types of indexes used while Indexing in SQL: 1.Normal index 2.Unique Index 3.Bit Map Index 4.Composite Index 5.B-Tree Index(Oracle considered Normal indexes as B-Tree Indexes) ...
However, knowing how to use them when facing a business problem is another pair of shoes. These shoes need a bit of breaking in. The next three interview questions should help you with that. 1. Average Weight of Medal-Winning Judo
Ramblings of all kinds of Sql related tasks - usually related to customer questions, problems, etc. (that's what I do and all)Moving Blog...Due to a few different reasons, I'll be moving my blog from here at MSDN to the following location...Date: 10/17/2007Non...
How can i tell if i need 64 or 32 bit runtime on the server running the integration services service ? How Can insert the records into Excel_sheet by using SQL Task-SSIS ? How can we export data profiling results to a excel ? How can we put comments out on SSIS expression? how do...