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Zaynul Abadin Tuhin

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1467.49 (4,522,717th)
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20,182 (6,739th)
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SQL Server Incorrect syntax msg 102 -0.50
Finding percent of total within a column -0.17
SQL Server : select max year +1.00
Add averages to column for each group in PostgreSQL -0.76
Why I got incorrect calculation of COUNT DISTINCT with GROUP BY? -0.75
SQL get top 5 id's with the highest 'amount' value +1.03
Join two MySQL tables where the content of a tableA.column is the n... +0.03
SQL confusion with the groupby function +0.53
derby SQL syntax using union 0.00
Count number of occurences of a value in postgres +2.42
Missing a group by statement in an aggregate sub-query +2.46
Inner join three tables seems wrong +0.23
What is difference between concatenation with an empty string and c... -0.14
Sum two rows with different IDs +0.36
Select first element if duplicate under order by statement -0.83
Select max value record from one-to-many join +0.02
Get all actors who have played in every film categor at least twice... -1.58
Sql Aggregate function with join +0.43
SQL: Selecting User IDs, and excluding all the User IDs if one entr... +1.23
Max value of a column based on another max value.SQL +0.52
SQL - cumulative sum in postgres -1.57
Update multiple rows to NULL when NOT NULL 0.00
Group by and aggregate by multiple columns -0.07
How to exclude certain rows from sql select +0.01
syntax error at or near column name while trying insert sql dump 0.00
Using NULLIF to divide by zero -0.58
SQL Query Except then select TOP 10 +0.01
I am using NOT IN and also IF in Where Clause of subquery MySQL is... -0.12
Case Expression Issue in SQL +0.97
Oracle SQL - How to aggregate rows with the same value in one column +2.43
CTE is behaving unexpectedly when an aggregate function is used 0.00
Convert db2 to SQL Server -0.82
How Result using cross apply, can achieve using any other joins lik... -1.09
How much storage occupy the null field in sql table? 0.00
sql - How to get column EndDate from StartDate with several conditi... -0.20
mysql query for selecting based on diverging conditions -0.26
Conditions SQL executions -1.62
Analytic Function: ROW_NUMBER( ) -1.44
select row having one kind of value only while missing other from a... -1.84
postgresql select distinct latest record +1.71
How to manipulate SQL Query output -0.06
Return blank records instead of No Records found from Salesforce -0.07
Update column with the sum of another one -0.83
Trying to update rows of new column with different values depending... +2.55
How to display a ROW based on value in CASE STATEMENT -1.59
Sql - Calculate amount for last 7 days +1.39
How to put customized value when records not fetched in CASE WHEN u... +1.44
rewrite query replacing not in -0.05
Concated Oracle statement in SQL Server +0.26
Selecting multiple rows of a column in a SQL Server query -1.09