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Rating Stats for

Giorgos Betsos

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1654.02 (503rd) 		Reputation
62,847 (1,424th)
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Title Δ
How to include all usernames after filtering 0.00
Multiple column and multiple criteria SQL Server Delete? 0.00
Store percentage of a column based on grouping 0.00
Retrieving on 10 results for each value of a multi-filter query 0.00
SELECT with LEFT JOIN returns NULL values 0.00
SQL Group by attribute and show results if there is more than one i... -2.14
Select the first 3 occurrences of each ID 0.00
Delete duplicate rows but keep the earliest row (by date criteria)... +1.46
MySQL SELECT REPLACE part of string +1.70
how to filter non exist id of a table +0.85
Insert with complex ordered group counter 0.00
Selecting and deleting duplicated rows for particular columns SQL -1.57
Transition from mySQL to msSQL Sum Query wont work 0.00
SQL update statement with replace or trim -0.20
Multiple SELECT statements in MySQL Query +0.26
Calculating time frame among events in SQL 0.00
How to filter rows based on criteria +1.74
An expression of non-boolean type specified in a context where a co... 0.00
mysql select across 2 tables - only include rows from 1 if match va... -0.20
inner join incorrect sum() 0.00
Empty composite field based on 3 columns when 1 column is empty +1.06
mysql mark unique records between 2 tables 0.00
How do you search for null values in a case statements in postgres 0.00
Select distinct column A where column B contains all required data? 0.00
Query to search for 2 years and exclude 1 -0.28
Retrieving MAX(date) value from joined table -0.11
One SQL to summarize different 'group by' levels +0.59
Get column name where values differ between two rows +0.29
MySQL rank across multiple data sets for a scoreboard 0.00
Show only exactly unique results in MySQL -0.51
SQL date/time field query -0.20
Avoid referring table two times in the WHERE clause -2.75
Return all id's from table in store procedure +1.03
MySQL Columns Into Rows 0.00
Update of column values on condition +1.21
Query with sum and join +0.27
Winning Streak per player per event MySQL -0.25
MySQL GROUP BY returns one row +0.27
mysql: select and sum of multiple datasets -1.62
Set a variable to number of rows that meet a criterion based on a g... 0.00
Sub total & total with aggregate -0.20
select rows where a change in column value happens 0.00
Get All Node Related with Parent in SQL 0.00
Count non-empty rows with unknown column names -1.28
STUFF() function in sql server for Blank Space in row column 0.00
Add columns for counts of variable from a column +0.30
How to get child_id where all values of level_num is 250 +1.14
Creating New Table by select query with sequental column names +1.21
Display count 0 values in SQL Server +0.30
How to join each record of table 1 with few records of table 2? -0.21