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8kb
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57 votes
2 answers
73k views

What is the purpose of the database 'owner'?

25 votes
3 answers
8k views

Should I stop transaction log backups during a full backup?

23 votes
3 answers
6k views

How often to backup the master database?

18 votes
2 answers
6k views

Why is table variable forcing an index scan while temp table uses seek and bookmark lookup?

14 votes
2 answers
12k views

ETL: extracting from 200 tables - SSIS data flow or custom T-SQL?

13 votes
1 answer
3k views

How does SQL Server's optimizer estimate the number of rows in a joined table?

9 votes
2 answers
3k views

How does SQL Server choose an index key for a foreign key reference?

9 votes
3 answers
2k views

Is there a performance benefit to placing transaction log files on a separate drive?

8 votes
4 answers
6k views

How do you roll up header-level values on a fact table with line-item granularity?

7 votes
1 answer
4k views

How do query notifications detect changes in the query result?

5 votes
3 answers
919 views

Can this method for unit testing a stored procedure be improved?

4 votes
4 answers
5k views

Should I convert empty varchar values to NULL?

4 votes
2 answers
829 views

Does adherence to the DRY principle justify dynamic SQL?

4 votes
1 answer
1k views

How to break out of error loop in transactional replication?

3 votes
1 answer
2k views

Does surrogate key assignment for a fact table require that the source data has natural keys?

3 votes
1 answer
3k views

Data archival strategy that handles schema changes?

3 votes
2 answers
164 views

With the advent of integrated source control, do stored procedure changes still need comments?

2 votes
2 answers
4k views

Should numeric identifiers like serial numbers be stored as integers?

2 votes
0 answers
240 views

How to gracefully handle a source database restore from backup in a data warehouse

2 votes
1 answer
289 views

Where can I find information on shredding xml with .nodes?

2 votes
2 answers
721 views

Data warehouse: using day number in Epoch in a date dimension

2 votes
3 answers
2k views

ETL: extraction strategy for 200 source databases

1 vote
2 answers
971 views

Reason for using hexadecimal in NCHAR()?