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Rating Stats for

Giorgos Betsos

Rating
1654.02 (503rd)
Reputation
62,847 (1,424th)
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Title Δ
Inner join mysql ambiguous +0.30
mysql using DISTINCT for only one column -0.54
SQL Stored Procedure WHERE item is not in table +1.44
How to set sequence number of sub-elements in TSQL unsing same elem... 0.00
MySQL, conditional WHERE clause +1.46
Coalesce with no preference to order 0.00
Replace values for a column if different column is true +1.70
Subquery example helping 0.00
how to select from a table which has two different values in a colu... +1.07
Count the number of occurness before certain date 0.00
postgres sql query using group by clause and sub query 0.00
Find all co authors - Faceting/Grouping for many to many mapping ta... +1.75
join and left join same table 0.00
sql, return rows when multiple rows have specific values? +0.31
SQL Server 2012 - Reduce 12 Union All into one Query with a Custom... +0.29
MYSQL help not letting me create table -0.79
Auto insert rows with repeated data, following two patterns +1.70
SQL Query to get unique list +0.61
select distinct from table mysql -0.75
T-Sql: Select Rows where at least two fields matches condition +1.96
MySQL JOIN independent of WHERE clause +1.36
LEFT JOIN same table multiple times +0.92
Summing a field without placing it in group by in a select query in... -0.45
Tracking data changes per table column in T-SQL +0.34
Removing lines from a query -0.68
Using start and end event logs to create a table/view containing sp... -0.23
sql: selecting rows, in which some values are equal (not all) +1.38
MySQL: Select * columns that contains 1 but missing 2 -2.45
Group By Date Range of Sequenced Only MYSQL -2.23
SQL Server: Get time duration based on continues values of a column -0.82
How to select those distinct rows, in which non of value is non pos... +0.31
Ordering values from most to least in SQL +1.83
How to retain latest record and delete older one in SQL Server? 0.00
select rows where ID has variation of values +1.03
MySQL Row Count on a long query 0.00
Excluding records between tables -2.15
How to divide the SQL single column for multiple use -0.22
update one row in per group 0.00
SQL Server, first of each time series -0.20
How to sort two columns (integer and string)? +0.62
order by all columns +1.65
mySQL - Selecting all records where all columns are unique +0.30
how can i group by field value? -1.70
DENSE_RANK according to particular order -0.43
SQL Server : conditional aggregate ; -2.47
how to join tables and defined more conditions in mysql 0.00
How subtract numerical ranges in SQL? 0.00
Days difference in SQL Server -0.49
Multiple INSERT with SELECT statement and SELECT FROM WHERE simulta... 0.00
Select Number of Rows Inside Another Query of the Same Table 0.00