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Rating Stats for

Derek Kromm

Rating
1543.71 (10,127th)
Reputation
16,171 (8,644th)
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Title Δ
T-SQL How To Count Of Records For Each Column -1.72
Limit number of occurances in output group-by sql query -1.68
SQL Puzzle - Why can't I join these two subqueries? +1.20
Need to Improve Performance of SQL Query using Aggregate Functions +1.81
SQL Update column values using subquery -0.15
Java Hibernate JPQL Query (Aggregate Function: count) +1.70
Create table from query result rows -0.06
Order the categorys after most threads 0.00
Extend sql query recomendation +0.46
Understanding the differences between CUBE and ROLLUP +1.33
How to extract info based on the latest ID -0.18
How do you replace id numbers with names since the columns aren't j... 0.00
Sorting results of mysql query over multiple columns +0.21
Alter All Columns datatype in SQL Server +0.49
MySQL: Ordering By Using Two Counts From Another Table? -1.20
How to truncate then round a number in SQL Server 2008 R2 +0.18
Is there a proper acronym for Sql Server Express? +1.92
Update table1 based on value from table 2 in teradata +1.90
Prevent mySql from changing specific rows +0.42
if-then in SQL Server 0.00
How do you read XML Data in SQL Server 2005 -2.44
Numbering rows in a view -0.41
How to make the following join? 0.00
sql query to fix phone number problem in table +3.62
restructuring/partitioning a database table +1.79
SQL-I have only one attribute as unique..how should I specify prima... -0.23
Do modern DBMS include short-circuit boolean evaluation? +0.62
Multiple SQL Joins from same table with Codeigniter 0.00
how to optimize this join query? 0.00
How to copy a row with every column except identity column (SQL Ser... -3.03
Table variable row limitation? +3.55
SQL select dates in future and not ending before until date -4.25
SQL return values as fields based on key and value type table - PIV... -1.27
mysql 'after insert' trigger to calculate a field based on other fi... -4.53
how to return count of total records from MySQL using stored proced... -0.43
Can the use or lack of use of "GO" in T-SQL scripts effec... +0.46
FOR XML and Performance 0.00
Create a constraint in a field depending of another field +0.72
How to convert date into DD-MON-YYYY HH24:MI:SS format? -4.17
sql query: how to make the tags without children to become parents? -1.37
How to filter records using JOIN and WHERE statement? 0.00
How to find out whether a table has some unique columns -2.58
How to determine primary key of a specific SQL table? +3.55
SQL Delete Statement (Where <Field> Not In) -0.44
MySQL update from one table to another with condition not working? +3.71
Count another count value but only if it is high enough -0.15
Perl (or R, or SQL): Count how often string appears across columns -2.72
Trying to add Primary Key to MYSQL +1.69
MySQL: optimal column type for searching -4.46
How to return multiple columns when using group by in SQL -2.11