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Rating Stats for

Vladimir Baranov

Rating
1644.24 (651st)

Reputation
23,342 (5,590th)

Page: 1 2 3 4 5 ... 15

Title	Δ
Get consecutive days with condition	+1.46
Using group by in Common Table Expression in SQL Server 2008	0.00
How to PIVOT the next ROW_NUMBER()	-2.31
How to properly index SQL Server table with 25 million rows	+1.81
Do CTE's materialize a computation?	0.00
Simple SQL Update statement not being transactional	-0.20
How to make repeating custom expressions in SQL queries maintainable	+1.27
Translate postgres crosstab query to TSQL	0.00
SQL query for checking if the result set is only from a given set o...	-0.40
Find rows where related row is the same	-0.35
SQL Server return records with different occurrence	-0.34
How to identify a row by date and repeating id?	0.00
How to assign connected subgraph ID to each node in an undirected g...	0.00
Getting distinct result without using the DISTINCT clause	0.00
union eliminates rows from half of query when other half is null	0.00
What is the execution order of the PARTITION BY clause compared to...	+1.25
distinct count of items using case statements	+0.57
STIntersection result is STIntersects = 0	+1.20
Count the number of months per item group	-0.19
Same query runs faster when out of proc	-0.89
SQL Server select variable where no results	-1.35
Improving Postgres performance on graph-like queries of multi-level...	0.00
Execute dynamic query and assign values into two variables	+0.32
Why CTE (Common Table Expressions) in some cases slow down queries...	+0.60
How to add columns to a query without the need to put them in the g...	+0.32
How does the SQL function COALESCE() work?	+0.31
Produce DISTINCT values in STRING_AGG	+1.22
Mysql Matching "Same" Emails	+1.04
Individual indexes vs Covering index	-0.44
SQL: Using values from case expression for next column	0.00
How can I aggregate by the top N categories with an "all other...	+0.42
How to use dash (-) character in LIKE query	+1.45
Random selection in SQL Server	0.00
How to optimise this MySQL query? Millions of Rows	+0.79
Table Value parameter cursor order	0.00
Stored proc gives different result set on different server	+0.35
Table values as parameters for SQL Server stored procedure	0.00
SQL Server stored procedure performance impact	-0.34
Select columns without group by in aggregate	+0.29
Do non-clustered (non-PK) indexes need to include clustered (PK) co...	+0.32
CASE WHEN with four dates	-0.35
Send integer as varbinary to SQL Trigger	0.00
Need help understanding some execution plans	+0.68
Get TOP(1) Date and Time of Status table	0.00
How to group hierarchical relationships together in SQL Server	-1.12
Get count of games and display the players who played half of games	0.00
SQL Select vale for Column A Row 1, then Value from Column B Row 1,...	+1.67
Quickly view the total sum of execution cost in execution plan	0.00
PostgreSQL How to get average of sum of certain rows	-2.38
Stored Procedure using Recursive Query	0.00