Tagged Questions

1
vote
0answers
9 views

custom population of full text index

Is there any way to populate a full text search index without storing the backing information in the database? I don't mean using remote-blob-storage or FILESTREAM types. The backing information is a ...
1
vote
1answer
67 views

SQL Server clustered index high fragmentation

I've got a Table with an Integer (4bytes) as primary key. it's defined as an identity. it is also the clustered index. Inserts are working perfectly fine. After inserting 2000 rows the fragmentation ...
2
votes
0answers
91 views

Why does CREATE INDEX … WITH ONLINE=ON block access to the table over a period of minutes?

I have an existing table: CREATE TABLE dbo.ProofDetails ( ProofDetailsID int NOT NULL CONSTRAINT PK_ProofDetails PRIMARY KEY CLUSTERED IDENTITY(1,1), ProofID int NULL, ...
2
votes
2answers
76 views

Suspended in index rebuild

In SQL Server 2012, an Index Rebuild job is taking a very long time (up to 8 hours). However, not even one Index rebuild completed, so I stopped the index job. In monitoring SQL task: state = ...
0
votes
3answers
96 views

SQL Server 2012, rebuild not lowering avg fragmentation

I have a script identifying what indices to rebuild. select 'alter index ' + name + ' on ' + @dbname + '.dbo.' + OBJECT_NAME(a.object_id) + ' rebuild;' from sys.dm_db_index_physical_stats ...
1
vote
0answers
87 views

Best Practice to update columnstore indexed tables

I have a table with aprox. 22 Bn rows, for each month I have made one partition that and each partition has two data files. I created the columnstore index on this table and the performance ...
6
votes
1answer
99 views

Ok to drop indexes on FK's if they have no stats in the DMVS

I have used the well known query below from Kevin Kline to check for unused indexes. Several indexes created on Foreign keys returns no read stats, only writes. Are you 100% safe to drop these ...
1
vote
1answer
312 views

SQL Server Full-Text Indexer with stoplists/stopwords

As I'm working on a graduate project (Textmining with SQL Server 2012 Semantic Search) I run into a situation where I need to post a question on this website, hoping someone can help me. This ...
2
votes
1answer
160 views

Why 2 allocation units during online index rebuild to different file group?

I'm in the process of rebuilding the clustered index of a big table to a different file group. I'm monitoring the rebuild process using sys.system_internals_allocation_units. I'm 3h in but not done ...
3
votes
1answer
211 views

Move Primary Key to Filegroup (SQL Server 2012)

How can I move a clustered primary key to a new filegroup? I already have found a possible "algorithm" but it is horribly inefficient: Drop non-clustered indexed (requires them to be resorted and ...
2
votes
2answers
128 views

SQL Server and Over-Indexing Tables [duplicate]

Possible Duplicate: Where can I find some guidance on index strategies? I remember taking a course on SQL Server 2000, and the instructor said that you have to be careful of adding too many ...
3
votes
2answers
288 views

SQL Server 2012 - Frequent SELECT and UPDATE on bit column. Index doesn't help

I have a SQL Server table with about 2 million rows in, this table stores short textual documents. Here's my schema: CREATE TABLE Documents ( documentId bigint IDENTITY NOT NULL, content ...
9
votes
1answer
690 views

What's the anatomy of a columnstore index?

One of the new features in SQL Server 2012 codenamed Denali is the Columnstore index. I know a good bit about regular old row-store indexes, like the b-tree structure, differences in storage between ...