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Quassnoi

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1625.87 (967th) 		Reputation
404,495 (93rd)
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Title Δ
Merge and update primary key +2.51
Why MySQL would use index intersection instead of combined index? +1.16
MYSQL IN on 2 columns? +0.94
mysql selecting rows optimisation star or names -0.29
FP precision error on converting XML -> Table & processing it -0.20
Mysql query question -0.17
Finding the last duplicate row in (Oracle) SQL +0.27
How to use join and multiple where condition? 0.00
Database: Should tables always be normalized and have primary keys? +0.48
float precision problem in mysql +0.31
slowquery what's wrong? 0.00
What are the differences between a superkey and a candidate key? +1.39
how to join 3 relational tables -0.22
what transaction is in MySQL? -0.69
Can a large transaction log cause cpu hikes to occur +0.66
SQL String contains ONLY -1.23
store dates in oracle -1.06
How to order values by occurrence of certain values? 0.00
MySQL help, counting information on last records -0.72
SQL Subtract first row from all selected rows +1.14
how to generate execution plan for oracle loop -0.42
MYSQL LEFT JOIN 3 tables include NULL sets 0.00
Select all data not in Top 'n' as 'Other' -2.72
MySQL query to get most recent and cheapest items per classification -1.06
Specify Serial No. in mysql while function -2.83
How to join sub-queries in PL/SQL? +0.89
How to transform timestamp column into intervals with start and stop 0.00
Strategy to reduce db indexes, selectively +0.29
Nulls and the MERGE statement: I need to set a value to infinity. H... +0.47
Select a table or array for each row of a bigger select query +0.88
mysql join table - selecting the newest row -0.91
how often optimize table query called -0.29
Join two tables, where one is not uniqe -0.54
Fill a Column for Every Row in a Database -0.56
Possible ways to get the group Last/Max record in a hierarchical qu... 0.00
Query Join Condition +1.07
Update two ID's at once SQL - PHP -0.31
Merging two various MySQL tables, order and limit it for a combined... 0.00
Numbering of groups in select (Oracle) +1.19
mysql - query inside a query +0.24
MYSQL Query - Some results don't return -0.85
Easy way of handling different user / pass for DB on dev. machine v... +0.48
What common database is used with ASP? +0.26
Why does MYSQL higher LIMIT offset slow the query down? +0.74
Super Slow Query - sped up, but not perfect... Please help +1.04
The purpose of SQL's EXISTS and NOT EXISTS +0.31
Average of Sum minus Minimum -0.20
mySQL: is it possible to make this query any faster? +0.75
Creating a grid of data with php/mysql - union queries? +0.29
Converting float to decimal in SQL Server 2008 0.00