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What are prime components in Integration Services? ............................................... 243 How can we develop a DTS project in Integration Services? ................................... 245 10. Replication ........................................................................................................... 258 Whats the best way to update data between SQL Servers? ....................................... 258 What are the scenarios you will need multiple databases with schema?................... 258 (DB)How will you plan your replication? ................................................................. 259 What are publisher, distributor and subscriber in “Replication”? ............................. 260 What is “Push” and “Pull” subscription? .................................................................. 261 (DB)Can a publication support push and pull at one time?....................................... 261 What are different models / types of replication?...................................................... 262 What is Snapshot replication? ................................................................................... 262 What are the advantages and disadvantages of using Snapshot replication? ............ 262 What type of data will qualify for “Snapshot replication”? ...................................... 262 What’s the actual location where the distributor runs?.............................................. 263 Can you explain in detail how exactly “Snapshot Replication” works? ................... 263 What is merge replication? ........................................................................................ 264 How does merge replication works?.......................................................................... 264 What are advantages and disadvantages of Merge replication? ................................ 265 What is conflict resolution in Merge replication? ..................................................... 265 What is a transactional replication? ........................................................................... 266 Can you explain in detail how transactional replication works? ............................... 266 What are data type concerns during replications? ..................................................... 267 11. Reporting Services ............................................................................................... 272 Can you explain how can we make a simple report in reporting services? ............... 272 How do I specify stored procedures in Reporting Services? ..................................... 279 What is the architecture for “Reporting Services “?.................................................. 280 12. Database Optimization ........................................................................................ 283 What are indexes?...................................................................................................... 283 What are B-Trees? ..................................................................................................... 283 I have a table which has lot of inserts, is it a good database design to create indexes on that table?.............................................................................................................. 284 What are “Table Scan’s” and “Index Scan’s”? .......................................................... 285 What are the two types of indexes and explain them in detail? ................................ 286 (DB)What is “FillFactor” concept in indexes? .......................................................... 289 (DB) What is the best value for “FillFactor”? ........................................................... 289 What are “Index statistics”? ...................................................................................... 289 (DB)How can we see statistics of an index? ............................................................. 290 (DB) How do you reorganize your index, once you find the problem? .................... 294 What is Fragmentation? ............................................................................................. 294 (DB)How can we measure Fragmentation?............................................................... 296
(DB)How can we remove the Fragmented spaces? ................................................... 296 What are the criteria you will look in to while selecting an index? .......................... 297 (DB)What is “Index Tuning Wizard”? ...................................................................... 298 (DB)What is an Execution plan? ............................................................................... 305 How do you see the SQL plan in textual format? ...................................................... 308 (DB)What is nested join, hash join and merge join in SQL Query plan?.................. 308 What joins are good in what situations? .................................................................... 310 (DB)What is RAID and how does it work ?.............................................................. 311 13. Transaction and Locks ......................................................................................... 313 What is a “Database Transactions “? ......................................................................... 313 What is ACID?........................................................................................................... 313 What is “Begin Trans”, “Commit Tran”, “Rollback Tran” and “Save Tran”? .......... 314 (DB)What are “Checkpoint’s” in SQL Server? ......................................................... 315 (DB)What are “Implicit Transactions”? .................................................................... 315 (DB)Is it good to use “Implicit Transactions”? ......................................................... 315 What is Concurrency? ............................................................................................... 316 How can we solve concurrency problems? ............................................................... 316 What kind of problems occurs if we do not implement proper locking strategy?..... 317 What are “Dirty reads”? ............................................................................................ 317 What are “Unrepeatable reads”?................................................................................ 319 What are “Phantom rows”? ....................................................................................... 320 What are “Lost Updates”? ......................................................................................... 321 What are different levels of granularity of locking resources? ................................. 322 What are different types of Locks in SQL Server?.................................................... 322 What are different Isolation levels in SQL Server? ................................................... 325 What are different types of Isolation levels in SQL Server? ..................................... 325 If you are using COM+ what “Isolation” level is set by default?.............................. 326 What are “Lock” hints? ............................................................................................. 327 What is a “Deadlock” ? ............................................................................................. 327 What are the steps you can take to avoid “Deadlocks” ? .......................................... 327 (DB)How can I know what locks are running on which resource? ........................... 328
Page 1 and 2: Beware of duplicate interview quest
Page 3 and 4: Titles written by Shivprasad Koiral
Page 5 and 6: From the Author First thing thanks
Page 7 and 8: The Table of contents is different
Page 9 and 10: What is NTILE()? ..................
Page 11 and 12: What are basic methods of “Dataad
Page 13: How can we import and export using
Page 19 and 20: √ This book goes in best combinat
Page 21 and 22: un through those surprising questio
Page 23 and 24: 56 Figure :- 0.1 IT Company hierarc
Page 25 and 26: √ When it comes to maintenance pr
Page 27 and 28: √ Do not mention your salary in C
Page 29 and 30: √ Are you looking for onsite oppo
Page 31 and 32: 64 1. Database Concepts What is dat
Page 33 and 34: Many DBMS companies claimed there D
Page 35 and 36: 68 database vendors where providing
Page 37 and 38: √ Access uses file server design
Page 39 and 40: 72 Figure 1.3:- Client Server Archi
Page 41 and 42: 74 √ There are lots of third part
Page 43 and 44: 76 defined types can now be written
Page 45 and 46: 78 √ Query analyzer is now replac
Page 47 and 48: 80 √ One-to-many Figure 1.5 : - O
Page 49 and 50: 82 Figure 1.7 : - Many-to-Many Rela
Page 51 and 52: 84 Figure 1.10 :- Normalized custom
Page 53 and 54: (DB) Can you explain Fifth Normal F
Page 55 and 56: 88 Twist: - What’s the relationsh
Page 57 and 58: 90 Figure 1.18 : - MDF and LDF file
Page 59: (DB)Can we have a different collati
Page 62 and 63: INSERT INTO ColorTable (code, color
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LEFT OUTER JOIN Left join will disp
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What’s the difference between DEL
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Figure 2.3 : - “_” operator in
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Figure 2.5 : - Union All in action
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DECLARE provincecursor CURSOR FOR S
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Figure 2.7 : - Key Set Data DYNAMIC
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What is ROLLUP? Figure 2.9 : - Grou
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What is CUBE? Figure 2.11: - Subtot
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inner join sales.salesterritory on
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Figure 2.16: - WITH TIES in action
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Select * from PURCHASEORDERHEADERCT
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What is UNPIVOT? It’s exactly the
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What is NTILE()? Figure 2.21 :- DEN
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√ If there is an error in UDF its
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Assembly_files system tables have t
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go EXEC sp_configure 'clr enabled'
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Safe Access sandbox This will be th
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What is Syntax for creating a new a
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so that .NET threads do not consume
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Following are the checks done while
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Are two version of same assembly al
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Note: - If the assembly is referenc
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So what does that mean? Well if you
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But for “out” types of paramete
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Let start step1 go to visual studio
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You can see in the below figure you
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After deploying the solution you ca
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Figure 3.16 :- Function source code
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There are two types of triggers :-
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ALTER PROCEDURE ps_NonFatal_INSERT
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√ Data Adapter (This object acts
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√ ExecuteNonQuery :- Executes the
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objOLEDBCommand = New OleDbCommand(
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ADO.NET provides the SqlCommand obj
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Third step is to create the Adapter
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RemoveAt Remove’s a “DataRow”
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Relation’s can be added between
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√ Commit or roll back the transac
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√ Subscriptions: - Subscriptions
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Figure 5.3 : - Detail architecture
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using Microsoft.SqlServer.Notificat
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6. Service Broker What do we need Q
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√ Further you have to assign thes
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GO -- Create Message contract what
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Figure 6.3 : - Output of the above
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7. XML Integration Note: - In this
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What is a valid XML? If XML is conf
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' After you have created the schem
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SELECT * FROM xmltable WHERE TestXm
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BATCHES = ENABLED, WSDL = DEFAULT,
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Twist: - What is Star Schema Design
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the dimension table and all other t
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Transformation:- This process can a
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Figure 8.6 : - Data Warehouse and D
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Figure 8.7 : - After executing BCP
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Once you have changed the FMT file
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√ Using BCP and Bulk imports we c
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√ Transactions are mainly batch t
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and ROLAP. However, unlike MOLAP an
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(DB)What is MDX? MDX stands for mul
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While data is loading in database
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√ Requirement phase: - System Req
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Figure 8.16 : - NorthWind Snapshot.
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Figure 8.19 : - Select Analysis Ser
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After that its time to define view.
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We had said previously fact table i
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This screen defines measures. Figur
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Figure 8.29 : - Deploy Solution Fig
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Figure 8.33: - Final look of the CU
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Figure 8.35: - Product Sales by cou
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on number of tickets sold , but if
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Figure 8.36 : - Data mining life Cy
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Based on the above data we have mad
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Figure 8.40 : - Bayesian Sample Dat
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Figure 8.41 : - Artificial Neuron M
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You can see neuron has calculated t
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√ Microsoft Decision Trees Algori
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Figure 8.46 : - Data mining and Dat
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9. Integration Services/DTS Note: -
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Figure 9.3 : - Specify the Data Sou
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Next step is to specify option from
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Figure 9.7 : - Successful execution
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√ Container: - Container logicall
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√ Whenever “Bonus” field is n
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Data Flow: - Data flow say how the
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Figure 9.19 : - Connection Manager
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Figure 9.22 : - Specify Connection
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Figure 9.25 : - Specify Destination
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Note: - You can see various data fl
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Reporting Server In big multi-natio
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Figure 10.2 : - Publisher, Distribu
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√ Read-only data are the best can
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Figure 10.4 : - Merge Replication M
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Figure 10.5 : - Transactional Repli
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Figure 10.8 : - Specify Type of rep
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Figure 10.12 : - Replication in Act
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Figure 11. 1: - Welcome reporting s
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Figure 11.3: - Specify provider Aft
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Figure 11.5 : - SQL Query Figure 11
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Figure 11.8 : - Final view of the r
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“Reporting Services” is not a s
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12. Database Optimization What are
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Figure 12.2 : - Page split for Inde
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Figure 12.3 : - Clustered Index Arc
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If we make non-clustered index on a
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DECLARE @ID int, Note: - Before rea
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Extents Scanned The number of exten
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Speed issues occur because of two m
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Figure 12.12: - sp_updatestats in a
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Figure 12.13 : - Create New Trace F
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In order to go to “Database Tunin
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√ Start performing analysis on al
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Figure 12.22 : - Reports by Advisor
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Figure 12.24 : - Largest Cost Query
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Nested Join If you have less data t
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Nested joins best suited if the tab
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13. Transaction and Locks What is a
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Brushing up the syntaxes To start a
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Figure 13.3: - Locking implemented
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√ Step3:- While “Mr. X” is vi
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√ Step3:- “Mr. X” wants to en
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the “Update” locks to “Exclus
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√ Bulk Update locks:-Bulk Update
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What are “Lock” hints? This is
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