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Recent questions tagged strict-schedule

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me adv test
Consider the following schedule: S:R2(A), W1(B), W1(C), R3(B), R2(B), R1 (A), commit_1, R2(C), commit_2, W3(A), commit_3 How many given statements true about schedule(S)____. (i) Schedule(S) is conflict serializable schedule. (ii) Schedule(S) is ... strict recoverable schedule. (iv) Schedule(S) is allowed by strict 2PL. only 1 is correct as per my answer but in answer they have given 3

newdreamz a1-z0 asked in Databases Jan 25, 2019

by newdreamz a1-z0

338 views

1 vote

1 answer

2

schedules
tell which are cascadeless or strict or both W1(A),W2(A),COMMIT1,COMMIT2 R1(A),R2(A),COMMIT1,COMMIT2 R1(A),W1(A),R2(A),COMMIT1,COMMIT2 R1(A),W2(A),COMMIT1,COMMIT2

Satbir asked in Databases Dec 11, 2018

by Satbir

466 views

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1 answer

3

Raghuramkrishnan
T1 T2 T3 W(Y) commit R(X) R(Y) W(Z) commit W(X) commit is this schedule a strict schedule?

aditi19 asked in Databases Nov 18, 2018

405 views

1 vote

1 answer

4

General doubt
W1(A) W2(A) Commit1 Commit2 Is a A) Concurrent Schedule B) Recoverable Schedule C) Cascadeless rollback Recoverable schedule D) Strictly recoverable schedule

Vikas Verma asked in Databases Oct 2, 2018

294 views

1 vote

0 answers

5

DBMS schedules
S:- r1(a) , w2(a) c2 w1(a) c1 w3(a) c3 Is this strict recoverable and serializable ? c1 means commit of transaction T1

rahul sharma 5 asked in Databases Dec 16, 2017

by rahul sharma 5

700 views

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6

Strict schedule
This is strict schedule or not?

learner_geek asked in Databases Nov 25, 2017

by learner_geek

7.5k views

1 vote

2 answers

7

#Transaction-Schedules
How to order these schedules in terms of flexibility of concurrency? 1. View serializable 2. Conflict Serializable 3.Recoverable 4.Strict 5.Cascadeless

Tuhin Dutta asked in Databases Aug 13, 2017

532 views

2 votes

1 answer

8

Serializability and strict schedules
Answer is given as D. Not serializable, agreed. But how is it strict??

just_bhavana asked in Databases Aug 4, 2017

by just_bhavana

10.5k views

0 votes

1 answer

9

STRICT SCHEDULE
Which one is correct Give reasons why select and why don't select.

learner_geek asked in Databases Jun 21, 2017

by learner_geek

361 views

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Recent questions tagged strict-schedule