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Quassnoi

Rating
1625.87 (967th) 		Reputation
404,495 (93rd)
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Title Δ
Bad performance of SQL query due to ORDER BY clause 0.00
Combining two resources PHP +0.87
What's wrong with this statement? +0.60
Is there a more efficient method than transactions? +1.40
insert then update inside loop 0.00
why is my 126 datetime not coming back with a T in the middle? -0.68
Performing string concatenation from rows of data in a TSQL view (p... +1.05
Does 1 always equal '1' in SQL? +0.48
Oracle & Pagination -0.17
Is update with nested select atomic operation? 0.00
SQL: Get list of non-coupled items using MySQL 4 +1.12
How can I get the extrapolated version of a parameterized query? +0.89
How to avoid nested SQL query in this case? -2.65
how to select a field from a row that is chosen by group-by in mySQL +0.47
MySQL - SELECT WHERE date < X -0.37
Increment field in Select statement -1.14
Performace and Sizes of Non-Clustered Indexes drops as size of clus... -1.33
MySQL Embedded SELECTs vs. JOINs -1.03
PostgreSQL 8.3 data types: xml vs varchar +0.29
ORA-30483: window functions are not allowed here +1.26
MySQL GROUP BY performance issue +0.30
insert a value calculated from another table +0.00
Oracle UPDATE Question +0.32
SQL - how to delete from one table while refering fom other table? +0.01
MYSQL count child table with other modifiers - help please! 0.00
Performant way to get the maximum value of a running total in TSQL 0.00
Is there any way to make this UDF deterministic? -1.74
mySQL "Rank in Highscore"-Query -0.72
Why does this 'modify table' statement fail? +0.86
Correct sql/hql query (aggregate in where clause) -0.36
How to eliminate superfluous namespace declarations in SQL generate... 0.00
Should I use Primary key here? +0.30
Difference of two date time in sql server -0.94
Oracle Number Data-Type 0.00
Getting unused unique values on a SQL table -0.39
SQL: Is a query like this OK or is there a more efficient way of do... -1.37
Does it make sense to use an index that will have a low cardinality? +0.54
How can a do a "greatest-n-per-group" query in django? -0.44
How would I perform math within a sql query to calculate percent di... -0.93
Remove Primary Key in MySQL +0.59
SQL SELECT FROM: Inquiry +0.14
mssql_query doesn't return anything -1.18
SQL Server Query Execution flow -1.57
MySQL row declarations? +0.27
Local time zone offset in PostgreSQL 0.00
SQL [Hard query - to make or to avoid] 0.00
SELECT and UPDATE table so there is no overlap of Threads -0.68
Can anyone please explain "storing" vs "indexing&quo... -0.22
Reducing the recordset where a particular field has similar data. (... +1.33
Referring to dynamic columns in a postgres query? +0.29