Is there a possible reason for having index on (a) and on (a,b) at the same time
4877
Is a composite index also good for queries on the first field?
121004
Should I index a bit field in SQL Server?
28484
SQL Server indexes - ascending or descending, what difference does it make?
82305
Creating an index in both asc and desc directions
78159
Struggling to create an efficient index for this query
37232
Why double ampersand chained conditions runs in background together the last one?
100272
Why do we select the metric tensor for raising and lowering indices?
30871
Access multiple elements of list knowing their index
118427
Does "either A or B " preclude "both A and B"?
77138
Why would you use an assignment in a condition?
46
Oracle: function based index selective uniqueness
159010
Solve sum with indices
46121
Does the intersection of two finite index subgroups have finite index?
114642
There is/are for multiple subjects
97179
why the index is different when segmentfault occurs
10409
How To Create A 'Two-Sided' Unique Index On Two Fields?
19227
When is a full table scan better than index scan?