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Assignment 3 ..

SOME COMMANDS AND CLAUSESUSED

WHILE CREATING A USER

AND GRANTING HIMRESOURCES.

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S&NTA'

COMMANDS DESCRI(TION

CREATE USER

T) *+,at, an- *)n / +, a -ata as, user 2 34i*4 is ana**) nt t4+) /4 34i*4 5) *an l)/ in t) t4, -ata as,2 an-t) ,sta lis4 t4, 6,ans 5 34i*4 O+a*l, Data as, 7,+6its

a**,ss 5 t4, s,+.

username

S7,*i85 t4, na6, )8 t4, s,+ t) , *+,at,-. T4is na6, *an*)ntain )nl5 *4a+a*t,+s 8+)6 5) + -ata as, *4a+a*t,+ s,t

an- 6 st 8)ll)3 t4, + l,s

IDENTI9IEDCla s,

T4, IDENTI9IED *la s, l,ts 5) in-i*at, 4)3 O+a*l,Data as, a t4,nti*at,s t4, s,+.

B&7ass3)+-

T4, B& password *la s, l,ts 5) *+,at,s a local user an-in-i*at,s t4at t4, s,+ 6 st s7,*i85 password t) l)/ )n t)

t4, -ata as,. (ass3)+-s *an *)ntain )nl5 sin/l,: 5t,*4a+a*t,+s 8+)6 5) + -ata as, *4a+a*t,+ s,t +,/a+-l,ss )8

34,t4,+ t4, *4a+a*t,+ s,t als) *)ntains 6 lti 5t,*4a+a*t,+s.

GRANT

T) /+ant S5st,6 7+i;il,/,s t) s,+s an- +)l,s

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CONNECT

*)66its t4, * ++,nt t+ansa*ti)n t) t4, -ata as,2-is*)nn,*ts t4, * ++,nt s,+na6, 8+)6 O+a*l, Data as,2

an- +,*)nn,*ts 3it4 t4, s7,*i ,- s,+na6,.

CREATE USER usernameIDENTIFIED BY password ;

SOME COMMANDS USED

WHILE CREATING TABLES

AND ENTERING

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COMMANDS

DESCRI(TION S&NTA'

C+,at,

T) 6ak, a n,3 -ata as,2 ta l,2 in-,=2)+ st)+,- > ,+5. A CREATE stat,6,nt

in S?L *+,at,s an ) @,*t insi-, )8 a +,lati)nal -ata as, 6ana/,6,nt

s5st,6 RDBMS .

CREATE [TEM(ORAR&] TABLE [tablename] [columndefnitions] [table

parameters] .

INSERT T4, INSERT *)66an- in S?L is s,-

t) a-- +,*)+-s t) an ,=istin/ ta l,.INSERT INTO ...

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SOME COMMANDS USED

WHILE SOL

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COMMANDS DESCRIPTION SYNTAX

DML

The Data Manipulation Language DML! i" u"e# to

$et$ie%e& in"e$t an# 'o#i() #ata*a"e in(o$'ation+The"e ,o''an#" -ill *e u"e# *) all #ata*a"e u"e$"#u$ing the $outine ope$ation o( the #ata*a"e+

SELECTThe SELECT ,o''an# i" the 'o"t ,o''onl) u"e#

,o''an# in S.L+ It allo-" #ata*a"e u"e$" to$et$ie%e the "pe,i(i, in(o$'ation the) #e"i$e ($o' an

ope$ational #ata*a"e+

SELECT +++ FROM +++ /0ERE +++

UPDATEThe UPDATE ,o''an# ,an *e u"e# to 'o#i()

in(o$'ation ,ontaine# -ithin a ta*le& eithe$ in *ul1 o$ in#i%i#uall)+

UPDATE +++ SET +++ /0ERE +++

DELETEThe DELETE ,o''an# -ith a /0ERE ,lau"e ,an

*e u"e# to $e'o%e an) $e,o$# ($o' ta*le+ DELETE FROM +++ /0ERE +++

DDL

The Data De(inition Language DDL! i" u"e# to,$eate an# #e"t$o) #ata*a"e" an# #ata*a"e o*2e,t"+The"e ,o''an#" -ill p$i'a$il) *e u"e# *) #ata*a"ea#'ini"t$ato$" #u$ing the "etup an# $e'o%al pha"e"

o( a #ata*a"e p$o2e,t+

D$opTo #e"t$o) an e3i"ting #ata*a"e& ta*le& in#e3& o$

%ie-+

D$op ta*le tablename

Alte$ To 'o#i() an e3i"ting #ata*a"e o*2e,t+ Alte$ ta*le tablename'o#i() ,olu'n #e(ination"!

E#itEnte$ EDIT -ith no (ilena'e to e#it the ,ontent" o(

the S.L *u((e$ -ith the ope$ating ")"te' te3t e#ito$+ e#it

Aatika Bansal CSE T1[B] 0 !1"#$%0

http://en.wikipedia.org/wiki/Update_(SQL)http://en.wikipedia.org/wiki/Delete_(SQL)http://en.wikipedia.org/wiki/Update_(SQL)http://en.wikipedia.org/wiki/Delete_(SQL)