A virtual table that represents the data in one or more tables in an alternative way.

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How to create a VIEW in SQL Server [closed]

I have a user table and I need to create a VIEW so a user can only see their own data/row. How could I achieve this? I have been searching online but I can't find anything useful User with user_id, ...
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98 views

PostgreSQL : inconsistent result when using WHERE clause on VIEW

This is my VIEW declaration CREATE OR REPLACE VIEW inv_groups_vw AS SELECT gg.id, gg.sku, gg.name, gg.description, CASE WHEN count(i.*) = 0 THEN '[]'::json ...
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403 views

MySQL pivot table via a view

Suppose the following schema CREATE TABLE `log_apache` ( `date` datetime NOT NULL, `count` int(10) unsigned NOT NULL, `input` bigint(20) unsigned NOT NULL, `output` bigint(20) unsigned NOT ...
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35 views

About creating a View With additional coumns (that are not in the table)

I have this view with following definition. create view VIEW_IRS1 as Select MBR.PRSN_MBRSH_ID , Atr.Ssn_Tx , Names.First_Na , Names.Middle_Na , Names.Last_Na , Reff.Ref_Cd_Desc_Tx Suffix_Na ,'FALSE' ...
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190 views

Does Postgres support stored column labels that can be queried?

I'm not a DBA but seem to recall that there was a SQL database that stored column labels (preferred column headings that can be printed on reports). Does Postgres support labels such as these?
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12k views

Database user specified as a definer

I have a view in my database. problem is below Error SQL query: SELECT * FROM `lumiin_crm_prod`.`v_contact` LIMIT 1 ; MySQL said: 1449 - The user specified as a definer ('lumicrm'@'%') ...
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384 views

Create a VIEW that spans 3 tables

Sorry if the title is not clear - feel free to improve. Here are 3 tables (not all data is relevant to the question): CREATE TABLE `content` ( `id` int(10) unsigned NOT NULL AUTO_INCREMENT, `...
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1answer
8k views

sql server - could not allocate space for object

I am trying to retrieve the first 1000 records of my view and am getting this error message: Msg 1105, Level 17, State 2, Line 2 Could not allocate space for object 'dbo.SORT temporary run ...
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16 views

Forcing uncommitted read access via view?

I have an application (which I'm only the user of, i.e. I cannot change it, but I do have control over the database) that performs relatively simple, but potentially very frequent concurrent look-ups ...
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88 views

Encapsulate table with view

I need to change the order of columns in my table (Oracle and SQL Server). Reason is that some of our software calls select * and insert without specifying columns. Refactoring will be too expensive ...
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23 views

Can there be situations where using (noexpand) on an indexed view is undesirable?

From the past experience using the schema bound and indexed view in a query with (noexpand) hint usually dramatically improves performance if the view is designed well. Apparently using the indexed ...
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199 views

PostgreSQL: a Login Role which can select from any Views

I need to write a SQL file which must do the following: create a role called 'selection' grant connect/usage to the current database grant select/execute to all views of all schemas (or at least on ...
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1answer
24 views

Reusing views to do aggregate queries [closed]

I have created some views which give me some values. So some thing like the following select from a table of all ids gives me some thing like id1 id2 id3 id4 view1 gives me id1 2 id1 1 id1 3 ...
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45 views

How can I aggregate multiple results from another table using something like BOOL_AND?

I'm using PostgreSQL as my database. CREATE TABLE users ( id SERIAL NOT NULL, name TEXT NOT NULL, PRIMARY KEY (id), UNIQUE (name) ); CREATE TABLE groups ( id ...
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1answer
315 views

How can I create a bool column for a view based on the result of a statement?

I'm using PostgreSQL as my database. CREATE TABLE groups ( id SERIAL NOT NULL, name TEXT NOT NULL, PRIMARY KEY (id), UNIQUE (name) ); CREATE TABLE users ( id ...
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1answer
481 views

Selecting row multiple times, as specified by a field in that row

As part of an redesign, there's need for an different schema in one of the main tables in our database. The data in one of the existing tables will be kept as legacy data. To make the changeover ...
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1answer
264 views

create insertion rule on view returning id

I have a table private.products and a view public.products representing that table. And I want to create entries in private.products while inserting into view, it all works right, except that I also ...
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1answer
208 views

Combining data of multiple rows in view

I have a table that holds timetracking data of users and looks somewhat like this: projectid activityid worklocationid year week day hours 1 22 21 2014 37 09/...
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1answer
27 views

Collate view with old record on couchdb

I need to create a collate view with couch db but I dont want to use the current records, I want to use records of a specific revision. For example, lets imagine that I have an invoice with an array ...
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76 views

whether to merge partitioned table with only partially overlapping columns

I opted for MonetDB for my static data, but this might be less of a MonetDB-specific question about features than about RDBMS (or just SQL) in general. I have data with a few "cross-sectional" ...
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1answer
710 views

MySQL query using left join on two inline views not returning rows without values in second view

For some reason when I execute the code below I'm only getting results back that have sku in both views. I thought this should give me everything in the first view and add the content from the second ...
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1answer
1k views

Attributes from an hstore-column as separate columns in a view?

Let's assume we have a table where it has two columns, one an ID and one an hstore column, which stores key/value pairs. You could query that column as such: SELECT name, attributes->'device' as ...
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4k views

How to get performance benefits from a view vs subquery?

I'd like to know how/if anyone has gained significant performance benefits from using views instead of subqueries. I would prefer not to define a specific case, since I'm trying to establish good ...
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1answer
53 views

Best way to display number of overspent projects [closed]

I have the first view displayed as: CREATE VIEW Projects AS SELECT DepartmentName, COUNT(*)NumberOfProjects, OfficeNumber, Phone FROM DEPARTMENT AS D JOIN PROJECT ...
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2answers
487 views

CASE Statement - 1st case is being ignored

I have a table (usr_t_user_reg) in which I register all the users of the database. Now I want to create a view (usr_v_user_not_reg) which shows me all the users that I haven't registered yet or users ...
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1answer
481 views

How does security context propagate between schemas within a database?

We have a SQL Server 2008 database that contains two schema's. The owners of these schema's have been granted full SELECT permissions to all tables within each others ownership. I have created a ...
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3answers
2k views

Space used by databases file through linked server

I need to find out space used by database file for multiple databases through linked server(from one central server to multiple client SQL servers). I created view on client size, for all databases: ...
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1answer
68 views

Two dichotomy views of a table, and means to express this as a stored procudure?

There is a table events. Some relatively complex logic determines for each event whether it is archived. Then I need two more views: All archived events and all not archived events. How to express ...
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1answer
65 views

viewing Original Object under synonyms

I have certain synonyms in my schema which represent views from another schema. Now in oracle sqldeveloper, I am unable to see the actual SQL for those views but I see only an SQL like: CREATE OR ...
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1answer
471 views

Combining a tree structured Group model with its HABTM User model in one VIEW

I have a tree structured model Group which has the columns id, parent_id, name, lft and rght. I also have a model User which has the columns id, name and password. Group and User have a Has-and-...
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1answer
17 views

How to generate list of dates — ie every day for the past 2 years? (sql server)

We're using a business intelligence system and need to load a list of dates so we can flag them as 'last week' or 'last 12 months' or some dynamic value. I'm wondering what's the simplest way to ...
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42 views

Selecting a View consumes 4GB memory but executing SQL statement of View only 70 MB

I am facing high memory consumption on my database server. During diagnosis, I found a view consuming 4 GB memory. But when I executed it's statement (select statement of view) it's taking only 70 MB. ...
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1answer
15 views

How can I create a view with self referencing table and a cyclic condition?

I have a self-referencing table. ID BIGINT NOT NULL PRIMAY KEY, DELETED TIMESTAMP NULL, PARENT_ID FK How can I create a view of this table which each row's DELETED is NULL and any of its parent's ...
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29 views

Stored procedure generating dynamic SQL is slow for some paramaeters

I'm having issue with a stored procedure that generates dynamic SQL, it performs ok for some parameters but very slow for some parameters. This has been an issue everyday and we are making some ...
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1answer
50 views

View created using Join Queries taking too much to load

I have written a query to create a view which i can use as a flat table in my application, which is having more than 30 inner join conditions across 25 tables. Now the problem is every time i am ...
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1answer
31 views

Replicate View different servers

Using MySQL, and related to this answer open in another thread (How to replicate MySQL table in different servers?), It arises me the idea of replicating only a View in different servers (through ...
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1answer
34 views

Is the same thing(internally) putting conditions in a query over a view that directly on the view?

I'm having trouble understanding performance with queries on views. Given this two scenarios, the queries internally will be the same? SCENARIO 1 View: CREATE VIEW TEST.SIMPLEVIEW AS SELECT ...
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1answer
46 views

Create a temp table that consolidates start and end dates plus generates a uniqueid for each consolidated record

Hey Microsoft SQL Gurus I need your help, please. This is my first post, and I have a table called projecthistory, it’s actually a view so I could take advantage of the Rank()function to get a unique ...
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1answer
34 views

Partitioned view with dedicated “routing” column

I have an application (Microsoft Dynamics NAV to be exact) that splits up data for different companies in tables with the exact same structure. I can not change that behavior, so I built VIEWs that ...
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0answers
71 views

force SQLite view column type affinity

Using SQLite 3, I have some view columns which are defined with an expression, and so have no type affinity. Is it possible to define them in a way that forces them to have a certain type affinity? ...
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2answers
136 views

Create View For All Table Names Listed In Table

I know this data structure is morbidly incorrect, but I am playing with the cards I have been dealt as I can not go back and re-write the structure. I have a table that holds table names, I need to ...
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1answer
61 views

MySQL: Overlay modifications on original data while indexing on a field that itself has modifications

I have a MySQL table of original_data that is important for historical/auditing purposes and should not ever be changed. I want to be able to mark up these data with modifications, e.g. to correct ...
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10 views

is there a way to see statistics on when and how often a view is being used in SQL Server? [duplicate]

I was recently handed a request to produce a report on all the views in a given database along with an indication of how frequently they are used, presumably so that the developers can remove views ...
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1answer
119 views

SQL database ODBC connection Multi-part identifier could not be bound

We're using PADS Professional xDX Designer (from MentorGraphics) with a SQL parts database connected through ODBC using views. All seems to be working just fine, except for our Inductor parts where ...
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0answers
18 views

MySQL View cannot be executed via shell command

I have a PHP script (CakePHP framework) that makes this call $data_reports = Cache::read('get_data_reports', 'short'); if (!$data_reports) { $data_reports = $this->paginate('DataReport'); ...
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35 views

I currently have a stored procedure that contains 5 joins, would it be more efficient to implement it as a view?

My current stored procedure is badly written and needs to be refactored. I've managed to find the time to do that. This procedure will be called every two minutes or so, and as more products are sold ...
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57 views

stored procedure to display error messages & success when a sp_refreshview is ran

How can I convert this stored procedure to display error messages when a sp_refreshview fails? I need to know which view failed. I would also like to know which "database_name.SQL_View_object_name" ...
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1answer
140 views

MySQL views performance for alias purposes

So I'm working on a Rails project and I have a legacy database, that is used by other applications, hence its structure cannot be modified. The problem is that table and column names do not follow the ...
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1answer
126 views

Missing view privileges in USER_TAB_PRIVS

I can't figure out how to view the grant privileges I've given users on views -- FIRSTUSER@SQL> create view remotetabletest 2 as select * from A_TABLE where PKEY = '123456' 3 / FIRSTUSER@...
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143 views

Syntax error when creating SCHEMABINDING view

I am trying to implement full text search in laravel 4, with mysql database. To implement full text search I need to create indexed view. When I am trying to create view with schemabinding i am ...