StackRating

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

Thorsten Kettner

Rating
1568.58 (4,220th) 		Reputation
53,830 (1,814th)
Page: 1 ... 13 14 15 16 17 ... 84
Title Δ
How to write a SQL query with no duplicates -0.05
WHERE clause with conditions -0.73
Is it possible to break sql processing after first matched condition? -0.80
SQL: How to create a database view from tables with OneToMany Relat... +1.25
Combine WHERE and HAVING clause in a query 0.00
Is there a more efficient query for this task? +2.02
MySQL want to sum of two columns with UNION +1.27
How to select rows from another table based on a table containing m... +0.68
Sql Query issue and error regarding groupby cause 0.00
an INTO clause is expected in this SELECT statement (PLSQL) +0.71
Window functions and calculating averages with tricky data manipula... +2.01
get results from multiple tables using union or left join +0.07
Are scalar subqueries in a group by a bad practice? -1.39
how to select duplicated column value in sql -0.04
Extract part of a string from each row of a column 0.00
Potential Recursive SQL Query -2.19
Subquery in SELECT: trying to move to main query -0.71
Mysql many to many relations. Filter exact match -0.65
SQL Join 3 tables with null values -0.21
count iteration of recurring statuses 0.00
Need to calculate the duplicate items in a column and separate the... +1.43
How to add generated column who depends its own? +2.42
Sum of values for all accounts using the most recent date for each +0.17
Selecting Abbreviated Timezone +1.78
Find the latest time in a series 0.00
SQL - Ordering by a number which recycles when it reaches 999 +0.40
Returning a number when result set is null 0.00
SQL - Order by issue +0.44
PostgreSQL can't make Self Join +1.60
Trying to delete a row based upon condition defined in my trigger (... -0.06
using case statements in join -0.32
Character pattern Oracle 0.00
I need to modify query for adding a filter -0.06
Question from SQL exam that I find hard to answer +0.33
Oracle SQL - Compare key and values in the same table -0.60
Can I use CASE of IF statements to conditionally run different SELE... +2.03
Oracle function re-write in SQL-Server -1.69
Is there an sql query to count the number of people in a particular... +0.43
Joining same values in SQL and looping through them +0.44
How to compare two arabic string in oracle? -1.38
Find next greater number with zeros in sql number +0.05
Why do I get duplicate tuples in my query? +2.05
Query to subtract same column value at different interval of day wi... +1.76
Validation of result before executing the query -2.14
Is there a query to get a resultset -1.09
sql - select multiple maximum values on a order by -0.59
Rows to columns in MySQL without knowing the rows in advance 0.00
Subquery returns different result than when called on its own +1.79
Get products without sales for last 7day 0.00
Time interval query +0.43