SOQL Performance With LIMIT 1
52259
Is SOQL query with ID condition optimized to work as limit 1?
101311
MySQL - This version of MySQL doesn't yet support 'LIMIT & IN/ALL/ANY/SOME subquery
8237
How do I limit the number of rows returned by an Oracle query after ordering?
21145
Return more than 2000 records (SOQL)
26258
MySQL Explain rows limit
18781
SQL count(*) performance
35397
Is there a 'rule of thumb' on the upper limit of how many related records in related objects an object should have to avoid slow page loading?
74499
Providing Limit condition on Stream generation
55284
System.LimitException: Too many query rows: 50001 even though SOQL has LIMIT 10,000 specified
18537
Why using IN(...) when selecting on indexed fields, will kill the performance of SELECT query?
145056
EF Where(x => x.ColumnVal == 1) vs FirstOrDefault(x => x.Column == 1)
24009
How do I bulkify queries for directly or indirectly related records?
66300
is there a shorter way to set up queries when filtering results?
111753
UPDATE performance where no data changes
133376
Optimizing a simple mysql select on a large table (75M+ rows)
66829
Using variable in a LIMIT clause in MySQL
23118
MIN/MAX vs ORDER BY and LIMIT