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helderjsm

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21 reputation
3
bio website trokas.pt
location Portugal
age 34
visits member for 2 months
seen Apr 2 at 17:12
stats profile views 1

Portuguese PHP, ASP.NET, C#, SQL Server, MySQL programmer
21 reputation
 bio website trokas.pt visits member for 2 months
3 badges
 location Portugal seen Apr 2 at 17:12
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3 Questions

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3
 UNION is slow but both queries are fast in separate
1
 Optimize query execution based on two datetime columns
0
 MySQL subqueries that use range based on values of main queries don't use indices properly

21 Reputation

+15 UNION is slow but both queries are fast in separate
+5 Optimize query execution based on two datetime columns

1 Answer

votes activity newest
0
 Optimize query execution based on two datetime columns

3 Tags

0
mysql × 4
0
optimization
0
subquery

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Database Administrators Stack Exchange Database Administrators 21 rep 3
Stack Overflow Stack Overflow 6 rep 5

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