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Rating Stats for

Quassnoi

Rating
1625.87 (967th)

Reputation
404,495 (93rd)

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Title	Δ
update tab1 set col1=col2,col2=col1	+0.97
How can I optimize this confusingly slow query in MySQL?	+0.27
Complicated SQL Query--finding items matching multiple diferent for...	+0.29
MySQL Left Join, Group By, Order By, Limit = Terrible Performance	+0.29
How would you do this SQL query?	-0.20
Database Design: replace a boolean column with a timestamp column?	+0.26
MYSQL compare on join problem	-0.23
MySQL multiple Id lookups	0.00
MySQL to generate an Age Pyramid	0.00
Need approach for working with small subsets of a large dataset	+0.61
MySQL Query sometime OK, other times takes 5 min!	+0.74
Data Flattening With SQL	-0.43
What are the benefits of using database cursor?	+0.57
Does MySQL use existing indexes on creating new indexes?	+2.53
SQL atomic increment and locking strategies - is this safe?	+1.41
SQL query for insert into with a set of constants	+0.31
Getting the maximum value of records	+0.57
Recursive query that returns itself and all of its descendants	+1.13
making daily report with MySQL	+0.29
Copy data from table of one db into table of another db using query...	-1.36
I have a table with uuid and system column. I need a query to retur...	0.00
How to design the schema for something like StackOverflow questions...	+0.29
Weekly summary table; how to reference the time dimension	-0.34
Help with MySQL query synatx	+0.31
SQL UNION query not working	+1.16
How can I check for a certain value in all aggregated rows?	-0.85
Query for newest record in a table, store query as view	-2.79
Building a MYSQL query based on multiple unique listings	+1.71
help removing mysql file sort	-0.19
How to do Outer Join on >2 Tables (Oracle)	-1.44
Am I using GROUP_CONCAT properly?	+0.29
Calculate column id with logic	+0.54
How do I get records before and after given one?	+0.22
Duplicating records efficiently in tsql	+0.85
SQL Script help	+0.69
How multiple column b-tree index is organized	+1.47
Does the SQL Server clustered index replace the RID lookup "in...	-1.47
star schema design - one column dimensions	-0.67
What to use instead of LIMIT x, y if BETWEEN is not capable? Pagina...	+0.31
How do I get LIKE and COUNT to return the number of rows less than...	+0.14
Cancel insertion inside a trigger without a rollback	+0.97
postgres group by aggregate function	+0.32
Update Zero Rows and then Committing?	+1.65
Should I add and delete index in one page?	-0.22
insert script with serials in postgres	+0.34
CONNECT BY for two tables with two JOINS	+0.31
How do I find the count of columns before the first occurrence of L...	-0.62
Composite primary key comprising two foreign keys referencing same...	-0.42
Query cost in SQL Server Management Studio	-0.95
how to have count on one to many relationship	-0.43