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Rating Stats for

Giorgos Betsos

Rating
1654.02 (503rd)
Reputation
62,847 (1,424th)
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Title Δ
T-SQL: Create record for each day in datediff -0.73
How to use aggregate function in where clause 0.00
MySQL Select a SUM from table 1, and SUM form table 2 where they ar... -2.83
order post according to custom array position 0.00
SQL insert query for multiply rows with shared values +0.93
SQL Query custom result 0.00
mysql tuple comparison not exist 0.00
How to use result of one query in another query -2.59
SQL default values in many-to-many relationship -0.94
Postgres finding transitions 0.00
MySQL 5.6 move rows into columns (pivot function) +0.23
how to get FromDate and ToDate if they have 10 continues days of ab... +1.37
MySQL - Counting Groups That Meet Certain Criteria +1.69
Left outer join in SQL with data missing in right table 0.00
how to join tables and get sum of first table if second has multipl... +0.31
SQL: Select only one row of table with same value -0.56
How to split multiple select statements into columns 0.00
Selecting rows based on multiple WHERE conditions -2.08
Calculating total active time from on/off activity log -1.85
SQL Server: select max from 2 different data columns +1.35
How to ordering middle of the table data in sql server? -2.47
mysql count(*) with group by get one by one , not the total sum 0.00
Eliminating duplicate records in SQL +1.21
Postgres: how to join closest value from the same table +2.29
select most recent record if theres a duplicate -2.18
Remove all records with opposite sign +0.74
want to convert negative number to positive -1.52
mysql - do not display data if a certain condition is met +0.77
MySQL where value NOT in SET datatype field -1.74
SQL Server : case without a null return -1.95
How do I specify column to to select from result of join +1.65
T-SQL syntax to show both negative values and NULL values as 0 -2.04
SQL alias not identify +0.33
Alternative to SQL Sub Query for Returning Prior Matching Records 0.00
If duplicates exist, select the value based on another column -1.04
how I can do this mysql query +0.31
MYSQL having common record in group by +1.13
Need to fetch the row with maximum zeroes +1.44
SQL to calculate difference between 2 latest recent values by event... +0.31
MySQL NOT in Sub Query -2.89
PostgreSQL: Find permission for element, traverse up to root +0.89
How to join two tables by using the first relevant date? +1.12
How to use case when then SQL? -0.19
How to Order SQL Query using two columns? 0.00
How to calculate running total in SQL 0.00
How can I take average and specific data in a single query in MySQL? 0.00
MySQL Select second count of pre selected results 0.00
Aggregate data by last n days for each row in MySQL +0.30
Skip or add where condition until i get a row count 1 as result +1.07
How to get the latest entry for each item for in a Month with a sin... +0.87