Query is slow on AlwaysOn Secondary node
37349
Why does my query run fast in Environment A, but slow in Environment B?
128083
H2DB and Java, an approximate> two hour discrepancy
134175
Oracle 11g - How to optimize slow parallel insert select?
95518
Large update taking too long; looks like it is updating more records than I have
121635
Does SOQL join not respect OWD /sharing settings?
85835
Slow Trigger performance when big batches
158541
Does SOQL query get consumed when querying from an empty set?
128470
How to list all nodes of nodetype A which has the current node referenced?
152542
Query extremely slow in code but fast in SSMS
97859
SQL Server query runs slower from ADO.NET than in SSMS
144631
How to bypass node_access when using EntityFieldQuery?
8316
Do frequent DML operations on a table with indexes and huge data affect SELECT query performance?
87737
Fixing performance problem in PostGIS ST_Intersects
152253
Why am I getting a deadlock for a single UPDATE query?
116838
Query runs slow with date expression, but fast with string literal
138284
Are individual queries faster than joins?
66201
Why is my query suddenly slower than it was yesterday?