DAT 390 Wk 2 Discussion – Transaction Execution

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DAT 390 Wk 2 Discussion - Transaction Execution
DAT 390 Wk 2 Discussion – Transaction Execution
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DAT 390 Wk 2 Discussion – Transaction Execution

Post a total of 3 substantive responses over 2 separate days for full participation (during a current week as only current week’s postings will be counted towards class participation for that week). This includes your initial post and 2 replies to classmates or your faculty member.

Due on Thursday (day 3)

Respond to the following in a minimum of 140 words (worth 20 points):

Explain three common problems with concurrent transaction execution and how concurrency control can be used to avoid them. Describe an example that illustrates either:

  • A problem with concurrent transaction execution and its effects on the operational performance of the system

  • The effectiveness of concurrency control

  • Site your sources / references if used.

Due Monday (day 7)

Post 2 replies (60 words minimum per comment post) to classmates or your faculty member. Be constructive and professional and your comment should be relevant to the discussion topic. Each comment is worth up to 10 points.

Note 1: please avoid self-comments (as those will not be counted).

Note 2: posts that are made after the participation deadline in the current week will not be counted toward class participation points.