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10 SQLServer Errors Questions And Answers

1⟩ Suppose I have table nametemp in that I wanted to add some partial data for a particular column name policyno where data is existing in that column. Ex.Policyno like R-KT-SK-EA-134526 like 100 records. In that 100 records some policynos are just like 134527 I mean with out prefix likeR-KT-SK-EA- now I wanted add this prefix as R-KT-SK-EA-134527 for some 50 records. How can I add partial data?

UPDATE temp SET = REPLACE(Policyno,'134527','R-KT-SK-EA-134527') WHERE Policyno = '134527'

UPDATE temp SET = 'R-KT-SK-EA'+ Policyno WHERE Policyno = '134527'

UPDATE temp SET = 'R-KT-SK-EA'+ Policyno WHERE policyno not like 'R-KT-SK-EA-%'

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2⟩ What is tcp?

The Transmission Control Protocol (TCP) is one of the

central protocols of the Internet Protocol Suite. TCP is

one of the two original components of the entire Internet

Protocol Suite, commonly referred to as TCP/ IP. IP

manages the lower-level transmissions from machine to

machine and TCP functions at a higher level, concerned only

with the two end computers.

TCP (Transmission Control Protocol) is the major transport

protocol utilized in IP networks. The TCP protocol exists

on the Transport Layer of the OSI Model. The TCP protocol

is a connection-oriented protocol which provides end-to-end

reliability.

By connection-oriented, we mean that before two network

nodes can communicate using TCP, they must first complete a

handshaking protocol to create a connection. When we say

that TCP provides end-to-end reliability, we mean that TCP

includes mechanisms for error detection and error

correction between the source and the destination.

These properties of TCP are in contrast to UDP, which is

connectionless and unreliable.Higher layer protocols which

utilize TCP include HTTP, SMTP, NNTP, FTP, telnet, SSH,

and LDAP.

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3⟩ How to solve "The SQL Server service failed to start. For more information, see the SQL Server Books Online topics" error?

Struggled with this one for 2 days and went through tons of

forums till I found this one:

http://social.msdn.microsoft.com/Forums/en-

US/sqlsetupandupgrade/thread/84b399b5-7d7b-46fa-8f86-

8c9af2cbf641

SokSa.Icy had the right idea.

My particular problem also involved going through the

registry to remove all instances of Visual Studio 2008 as

well as a .Net 3.5 hotfix that I could not get rid of.

Once I uninstalled and did everything this guy did, I also

went through the registry and searched/deleted all

instances of the framework hotfix to get it out of the

add / remove dialog box in control panel.

I also used wise registry cleaner to make sure I got all

inconsistencies out of the way, rebooted, and

installed .net 2.0 Express.

After a successful installation, I rebooted again and ran

sql server 2005 express installation and presto - back in

business...

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5⟩ Suppose we are failed to retrieve data from data base. it is an oracle table. Is there a limit on the number of fields that can be a report. My table has 321 fields and I do not have all of them in the report yet?

If you have 321 field,

followed this steps

1)open sql.

2)change dir. if ncecessary.

3)then give command

SQL>desc table_name.

4)check the fields.

5)select or copy that field name.

6)and then use that field in like select empno,empname from

emp.

7) use same script in procedure

8) and show your feilds in your screen.

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7⟩ In one table there is 10 records without id num, without primary key and it is not sorted then how to extract last 6 record from table?

CREATE TABLE Sample

(

Col1 varchar(5)

)

insert into Sample values('j')

TABLE:

Col1

j

r

c

r

e

f

g

h

x

j

USING CURSOR: ANSWER

DECLARE @COL1 VARCHAR(5)

DECLARE @COUNT VARCHAR(5)

SET @COUNT=0

DECLARE c1 CURSOR

FOR

SELECT COL1 FROM SAMPLE

OPEN C1

FETCH NEXT FROM C1

INTO @COL1

WHILE @@FETCH_STATUS=0

BEGIN

SET @COUNT=@COUNT+1

IF @COUNT>=5

BEGIN

SELECT @COL1

END

FETCH NEXT FROM C1

INTO @COL1

END

CLOSE C1

DEALLOCATE C1

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9⟩ What is sqlcode -922 & -923?

Reason why SQLcode -922 generated:

Authorization failed because of the error indicated by error-type

It can be any of the following..

* User authorization.

* Plan access

* connect

* Installation error

* Duplicate exit requested.

Reason code: DB2® reason code associated with authorization failure

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