How to prevent multiple queries in this case?
12037
Remove duplicate values from query result
13155
How to pass parameters to query?
77455
Only inserting a row if it's not already there
77292
How to avoid ISOTrigger: System.LimitException: Too many SOQL queries: 101
128656
Multiple queries executed in java in single statement
130341
SQL Insert Statement Persists Two Records When I Need Just One
8237
How do I limit the number of rows returned by an Oracle query after ordering?
55022
How to exclude a column from SELECT query?
17548
How to join on the same table multiple times?
66300
is there a shorter way to set up queries when filtering results?
69613
How do I add a condition to a query?
53460
Store two Queries result in third variable
121856
The result of a query cannot be enumerated more than once
83158
How to stop a running mysql query
110393
How to avoid duplicates while updating a MySQL database?
99295
How do you prevent a user from posting data multiple times on a website
10674
Avoiding asking a question that's already been asked