GATE | IT | 2004 | DBMS | Transactions | Question 77 (original) (raw)
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Consider the following schedule S of transactions T1 and T2:
| T1 | T2 |
|---|---|
| Read(A)A = A - 10 | Read (A)Temp = 0.2*A Write(A) Read(B) |
| Write(A)Read(B) B = B + 10 Write(B) | B = B + TempWrite(B) |
S is serializable only as T1, T2
S is serializable only as T2, T1
S is serializable both as T1, T2 and T2, T1
S is serializable either as T1 or as T2
None of these
This question is part of this quiz :
Transactions and concurrency control,
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