Stack Exchange

Derek Kromm

Maryland

Age: 30

T-SQL Jedi Grand Master

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Top Questions
Top Answers
13
Understanding the differences between CUBE and ROLLUP
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13
Changing column width
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13
Why is there still a varchar data type?
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11
if-then in SQL Server
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9
Need to Improve Performance of SQL Query using Aggregate Functions
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8
MySQL update from one table to another with condition not working?
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8
How to use NOT EXISTS with COMPOSITE KEYS in SQL for inserting data from POJO
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8
How to find the nearest date?
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7
String.IsNullOrEmpty like function for VARCHARs in SQL?
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7
SQL Server: IF EXISTS ; ELSE
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7
Can you store tables for reuse in a T-SQL statement?
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7
Comparing two large tables in SQL
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6
SQL - if record exists in tableA, then insert into tableB
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6
How to make a conditional IF THEN on this statement?
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6
Alter All Columns datatype in SQL Server
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6
Getting the floor value of a number in SQLite?
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6
Find material for improvement in Microsoft BI
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6
Why is this Full Outer Join not working?
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5
How do I add a column with the same value for each row?
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5
How to return multiple columns when using group by in SQL
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5
sql query to fix phone number problem in table
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5
SQL Puzzle - Why can't I join these two subqueries?
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5
Alter table to change column data type
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5
How do I add existing SQL Server stored procedures to source control?
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5
How do I select rows where a column contains
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5
How to filter SQL results in a has-many-through relation
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5
Select many TOP 1
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5
PL/SQL numeric or value error: number precision too large
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5
In Sql Server's RANK function, how to limit the results to just the first 3 ranks
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