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Rating Stats for

Thorsten Kettner

Rating
1568.58 (4,220th) 		Reputation
53,830 (1,814th)
Page: 1 ... 18 19 20 21 22 ... 84
Title Δ
How to write the query without using sub query? +0.79
How do add together a COUNT() using SUM()? -1.21
Difference between EXISTS and JOIN to check existence of records +0.55
Strange answer behavior with SELECT 0.00
Get all overlapping date ranges when all overlap at the same time -1.98
Sandwich off days in absents using sql query 0.00
SQL tables Joins and generating new column based on query +1.11
Oracle SQL join query to find highest salary -0.57
Separate Columns for Distinct Values +2.03
Need help on query performance -0.05
Mysql "near" duplicate only with a pattern -1.02
Mysql "near" duplicate only with a pattern -1.02
How to display a ROW based on value in CASE STATEMENT -0.21
Mysql Sort price , when price thousand to K, million to M -0.12
LEFT JOIN help in sql -0.05
Specific Join with Mysql -0.11
Oracle SQL: How to join tables containing ALL / Wildcard values? +0.42
Start and end dates in different rows +0.43
Second Highest Salary +1.04
Improve query performance in 300 million rows table 0.00
How do I select a column's values only if the values exist in a... +0.14
Aggregate numbers that are in sequence +0.65
DB Design suggestions 0.00
Get substring with REGEXP_SUBSTR +1.34
Select NULL otherwise latest date per group -0.31
why there isn't any pointer in relational model? 0.00
Difference between function trunc() Vs AND in datetime column -1.92
Calculate n times number inside loop -0.08
SQL get max of columns where a row equals something -1.50
Guidance on String replace query -1.98
SQL improvement 0.00
Find the row with the highest value in SQL +1.39
How to group by on a newly created column with alias of the old col... -0.08
SQL: How to group by with two tables? -2.03
Trying to implement Inner Join -0.07
Make an alias column with custom string in MySQL -1.73
Count registrations of different user types per day -0.07
Conditional join on different columns -0.66
plsql function - return based on number passed 0.00
MySQL 3 table cross/left join optimization 0.00
Oracle regexp_replace - removing trailing spaces +0.69
Finds number which have same last digit from 2 different columns +1.09
adding row value to total if condition (don't know how to ask t... 0.00
Get items that have more than 1 row with the same effective date -0.48
Add 10 years to a date column for several rows in Oracle +0.02
Row to Column Group by ID SQL Server -0.97
How to select top 5 most frequent value in a column +1.11
How to Use Dynamic Sql on Update Command? -1.03
Trouble Grouping By Name -1.21
Sort to have non-consecutive column values -2.09