Pooja Karadgi
BAN USER
Questions (1)
Comments (4)
Reputation 15
Page:
1
Comment hidden because of low score. Click to expand.
Comment hidden because of low score. Click to expand.
0
of 0 vote
How about using a timer at the cloud side.As soon as it sends an acknowledgement,it'll start a timer before which the POS must send a confirmation to A.If A doesn't receive a confirmation before the timer stops,it assumes that the ack was lost and resends it.
- Pooja Karadgi August 03, 2014Comment hidden because of low score. Click to expand.
-1
of 1 vote
R1(C1,C2) and R2(C1,C3)
If I do a inner join,it'll result into
r1.c1 r1.c2 r2.c1 r2.c2
And upon left join,all the entities from the above result set + the remaining from r1 will be produces as a result set.
Comment hidden because of low score. Click to expand.
0
of 0 vote
SELECT * FROM TABLE MINUS SELECT TOP 2 * FROM TABLE
- Pooja Karadgi August 03, 2014Page:
1
CareerCup is the world's biggest and best source for software engineering interview preparation. See all our resources.
SELECT customer_id,SUM(expenses) AS s_exp FROM Customer GROUP BY customer_id ORDER BY s_exp DESC LIMIT 5;
- Pooja Karadgi July 22, 2015