StackRating

An Elo-based rating system for Stack Overflow
Home   |   About   |   Stats and Analysis   |   Get a Badge
Rating Stats for

deroby

Rating
1499.78 (3,747,499th) 		Reputation
4,816 (34,480th)
Page: 1 2 3 4 5
Title Δ
Why is this sql script so slow and how to make it lightning fast? +3.81
Removing duplicate SQL table rows +3.92
Need to replace date functions in where clause -0.30
Improve WITH CTE Query Optimization SQL Server 2008 R2 +0.07
Window Functions - Running Total with reset -0.30
Optimizing Subquery and sorting +4.36
Storing trillions of document similarities 0.00
SQL Server stops sending records 0.00
Type H: illegal hex digit x -1.46
mysql UNION query output +0.26
SQL Server and working with dates, year and previous year -0.13
Query Optimization, (subquery) (sql-transact) +0.60
How to join multiple count(*) queries? -4.13
SQL Grouping: conditional select in each group -3.54
How to retrieve server generated Identity values when using SqlBulk... 0.00
mysql query takes more than 1 day 0.00
Denial of service for proxy /sql server -1.02
get column type using teradata system tables -2.00
MySQL - Optimise Query 0.00
Sum for multiple date ranges in a single call? +3.84
mySQL Massive Query Optimization +3.80
SELECT with JOIN where joined row is NULL +2.56
optimise mysql query with IN clause for 10,000 records -0.29
Unwanted query optimisation in nested view 0.00
Conditional where clause results in terrible performance Firebird 0.00
out of memory sql execution +3.53
How to dynamically control what table a view selects from +1.14
SQL Index Spool(eager spool) Speed up Query -0.23
Parameters.Add and Sql Injection +4.01
Database caching +4.32
Check data existance before inserting to table 0.00
Arabic text is not getting saved in database -0.13
Hashing password to SqlServer +0.07
Running SQL Agent job for concurrent databases 0.00
Query performance optimization for dynamically joined columns -2.25
Group All Related Records in Many to Many Relationship, SQL graph c... -2.11
View Clustered Index Seek over 0.5 million rows takes 7 minutes +4.08
Warshall's Algorithm implemented with Stored Procedure 0.00
Reference previous object created in loop to update SQL +0.09
Should I use APPLY in this context 0.00
Should I use APPLY in this context 0.00
Getting content and count from SQL at same time +4.78
How to catch the exit code of a CMDEXEC SQL Server Job? 0.00
How to create job in SQL Server 2005 0.00
Select row with max date from duplicate results -3.66
Process each row and copy it to new table using C# +2.56
Changing a Sql Job Dynamically +4.41
SQL Server BULK INSERT fixed length char data 0.00
Refactor of SQL Statement 0.00
SQL Server: display differences in columns between 2 rows 0.00