Query performance with variables
123923
Why is query choosing horrible execution plan?
143698
Why my sql query run faster than my stored procedure?
26544
Parameterized Queries with LIKE and IN conditions
151604
Why does a query run slower in a Stored Procedure than in the Query window?
16178
SQL JOIN - WHERE clause vs. ON clause
108832
Is a join optimized to a where clause at runtime?
66324
Performance of string comparison vs int join in SQL
124137
Slow SQL query from app, fast from SQL Studio
107937
?: Operator Vs. If Statement Performance
102220
Table variable poor performance on insert in SQL Server Stored Procedure
94106
T-SQL Insert - Select in Table variable is very slow
52455
Insert an input variable in a query in PostgreSQL
74999
Dynamic SOQL, Access Subquery Results
115519
How can "set timestamp" be a slow query?
86609
Is a view faster than a simple query?
22622
Parameterized query creating many plans
72529
Why insert-select to variable table from XML variable so slow?