Draw a wait-for-graph for detecting a for deadlock cycle in the given transactions T1 and T2 considering (Read-Write) or (Write-Read) conflicting parameters.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Draw a wait-for-graph for detecting a for deadlock cycle in the given transactions T1 and T2 considering (Read-Write) or (Write-Read) conflicting parameters.

 

Ti
T2
Read lock(X);
Read Item(X);
Read lock(Y);
Read Item(Y);
wwm
Write Item(Y);
Unlock(Y);
Write Item(X);
Unlock(X);
Time
Transcribed Image Text:Ti T2 Read lock(X); Read Item(X); Read lock(Y); Read Item(Y); wwm Write Item(Y); Unlock(Y); Write Item(X); Unlock(X); Time
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