DO NOT USE this for questions targeting Microsoft SQL Server, use the tag sql-server instead. "SQL" is an acronym for "Structured Query Language", it is used in relational database management systems (RDBMS) to query, update, delete, and insert data as well as modify the structure of the database. ...

learn more… | top users | synonyms (1)

2
votes
1answer
20k views

SQL Server is configured to allow remote connections

I use SQL Server 2012 and SSAS Tabular Mode (My Instance Name Is MSSQLSERVER2012T) Then I download AdventureWorks Tabular Model SQL Server 2012 From This link I open it with Visual Studio 2010 and ...
0
votes
1answer
28 views

Errors importing data using COPY comand at postgresql 9.3.5

I am trying import a database table to Postgres 9.3.5 database server using COPY command as follows: COPY comment (generatedid, id, "timestamp", message, bugreport_id, personcontainer_id) FROM ...
0
votes
2answers
416 views

Netezza Error Record size 120000 exceeds internal limit of 65535 bytes

I have a column PARAM that has JSON data that looks like this: JSON:{"Name":"RES_InformationalIssues","StepName":"Page_1","StepData":"f601e9fe-d68a-4ed7-bbaa-f40c9cbc4d12=General Product ...
1
vote
1answer
8k views

Oracle XE 11g (ORA-12514: TNS:listener does not currently know of service requested in connect descriptor )

I have already seen the questioned in the stack overflow that might relate to my problem but let me emphasize that none of them could resolve my issue. issue is: when I wanted to integrate OWASP ...
2
votes
1answer
46 views

Better way to select from nested tables in PostgreSQL

I have the following schema with millions of rows in the match table and each match have two sides (away and home). I want to create a view which shows the most significant data regarding the matches ...
2
votes
1answer
39 views

Find string of decimal digits in Pi

I am trying to find the first occurrence of "12345" in the decimal expansion of $\pi$ by using MySQL. Possibly by using the Instr function? But I am stuck because it only displays the first 7 ...
0
votes
0answers
11 views

parent / child aggregate column

To start with, here is my fiddle. I have a parent / child relationship setup, I have them ordered by who they belong to, and I want to have a column called lastUpdated in which the parent has the ...
2
votes
2answers
118 views

Tuning Postgres for Single connection use? Or is postgres wrong tool?

Any rules of thumb for work_mem, maintenance_work_mem, shared_buffer, etc. for a database that DOESN'T anticipate concurrent connections and that is doing lots of aggregate functions? I'm a social ...
0
votes
0answers
58 views

Query to match exact column or partial data of the column: SQL Server / Azure

Bit confused on how to get it work better than what has been done now. I am new, apologies if I'm asking for too much. I have trip details which have from and to locations stored in database from ...
7
votes
1answer
415 views

Designing Simple Schema for Disaggregation of Demand Forecast

I am doing a simple database design task as a training exercise where I have to come up with a basic schema design for the following case: I have a parent-child hierarchy of products (example, Raw ...
4
votes
1answer
48 views

SQL - Inverse Selection

I have two tables in my schema students(id text, matric text) attendance(id serial, a_date date, matric text references students matric) To get records showing date and student present, I can run ...
0
votes
0answers
28 views

How to move records to another database and free some space

We do monthly a "cleanup" of the database: we set the database in simple recovery mode and then we move records to an historic database so we can delete from the original for free some space with DBCC ...
0
votes
0answers
10 views

reorganize and UPDATE [duplicate]

This is my table called tickets with ID primary key ID-TicketID-TYPE 101-3-0 a02-1-0 01a-2-0 I wanted to UPDATE it and be like this ID-TicketID-TYPE a02-1-0 01a-2-0 101-3-0 but when I used the ...
1
vote
2answers
108 views

Limiting read access in postgres to few rows

We have a requirement where we want to limit the maximum no. of rows that a select query can return when its done using a particular login. So basically we would like to append a limit clause to any ...
0
votes
1answer
92 views

how to select top ID from join operation and staging tables

I have this inner join from staging and operations table jobsCode I want to select the top surrogate key ID and get the Start_Date from this join my problem is my Query rerunning 2 records original ...
18
votes
11answers
46k views

Eliminate duplicates in ListAgg (Oracle)

Prior to Oracle 11.2 I was using a custom aggregate function to concatenate a column into a row. 11.2 Added the LISTAGG function, so I am trying to use that instead. My problem is that I need to ...
1
vote
1answer
310 views

SQL Server Cross Domain Transcational Replication

Has anyone got any documentation for doing/implementing Cross Domain SQL Server 2012/2008R2/2008 transactional replication document or steps (with screenshot or without screenshot) Thanks for your ...
3
votes
2answers
7k views

How to Drop Database in Single_User Mode

How do I drop a database which shows DatabaseName (Single User) as its name? When I try to delete it, I get the following error: Alter failed for Database 'DatabaseName'. ...
1
vote
1answer
29 views

pgAdmin-III - Option to load a favorite automatically when opening query window

pgAdmin-III - Query window option Does pgAdmin-III has any option to load a default favorite file automatically when opening new query window? This would be much useful to have commit/rollback ...
2
votes
1answer
93 views

Should database be denormalized if I need an index across multiple tables

I have a catalog of album and song names. The song has a foreign key to the album table. I expect queries like: SELECT * FROM song s JOIN album a ON a.id = s.album_id WHERE LOWER(CONCAT_WS(' ', ...
40
votes
1answer
93k views

How to insert values into a table from a select query in PostgreSQL?

I have a table items (item_id serial, name varchar(10), item_group int) and a table items_ver (id serial, item_id int, name varchar(10), item_group int). Now I want to insert a row into items_ver ...
1
vote
2answers
75 views

Return counts for multiple ranges in a single SELECT statement

I have a Postgres database table foo that, among other things, has a column for score that ranges from 0 - 10. I want a query to return the total number of scores, the number of scores between 0 and ...
0
votes
0answers
57 views

Why am I unable to use a temporary table more than once on my Stored Procedure?

I am using SQL Server 2008 to build a stored procedure. On it, I create a temporary table (#results) using recursion for getting all the ancestors given a specific record. My specific problem is, ...
1
vote
1answer
94 views

SQL Server : scheduled JOB issue

I have one issue in my live server ... Issue is: I created a job for log file shrink & I have scheduled it for every day run with sa user When I run this job manually from Management Studio, it ...
0
votes
2answers
35 views

Joining 4 tables and selecting distinct values based on 3 timestamps

I have been trying to remove duplicates from my query results based on the time but I would need to consider 3 different times and i am not sure how to do that. As some of the testing happen multiple ...
16
votes
7answers
7k views

How to query a database for empty tables

Due to some 'developers' we had working on our system we have had issues with empty tables. We have found that during the transfer to the cloud several tables were copied, but the data in them ...
1
vote
2answers
112 views

Build Restore History table

We restore a database daily that we download from an FTP site. I would like to build a history table that tracks when the database is restored on our SQL Server. This is easy. My issue is sometime ...
0
votes
2answers
34 views

Match multiple components of a subquery CTE in PostgreSQL

I've got an app that grants access to users in varying different ways, and I'm attempting to write a query that determines access in all the different ways, but is readable, by breaking the access out ...
0
votes
1answer
86 views

How calculate the time difference between two consecutive rows

I have a table tickets with ticketid,owner, owndate columns. The table is as.. ticketid owner ownerdate 1001 LEWIS 2004-06-18 14:15:11 1001 WILSON 2004-06-18 14:16:54 ...
0
votes
1answer
119 views

SSIS Dataflow Task issue, moving data from SQL Server 2008 to MySQL via ADO.Net

Can you please help me in getting this problem solved.. I'm trying to build a SSIS package where I'm moving the data from SQL Server 2008 to MySQL. However I'm getting a weird problem in dataflow ...
-1
votes
2answers
54 views

Getting all descendants of a parent

I have a table with two columns, Parent and Child. Need to get the list of all descendants associated with the parent records, Source Table +----+-----------+ | Parent | Child | +----+-----------+ | ...
1
vote
0answers
14 views

Poor performance filtering mysql spatial join

First of all, sorry for the crossposting. I ask this question in stackoverflow and they sent me here I have a mysql table with spatial references (GEOGRAPHIC_FILTER), like cities, countries, natural ...
0
votes
2answers
526 views

SQL - Cannot Add Foreign Key Constraint

Can anyone tell me why there are errors such as : Cannot Add Foreign Key Constraint And am i on the right track ? DROP DATABASE technology_university_hospital; CREATE DATABASE ...
0
votes
0answers
50 views

Centos 7, Postgresql Failed to Read Permission Data Directory in mounted Partition

I've a problem with start PostgreSQL 9.4 on Centos 7 Server. Because the partition /var/lib/pgsql/9.4/data/ (which contains PostgreSQL data) is full so I want to change to another partition. ...
1
vote
1answer
653 views

Removing Secondary Replica from SQL Availability Group Causs Large Log File

Due to an unforeseen hardware error, I had to take our secondary replicas down for maintenance. This was really due to a storage issue and, it was decided at a higher level, to purchase a new storage ...
0
votes
2answers
41 views

Grouping rows by looking at two columns without considering the order and summing each separately

I have a table looks like this one below: +---------+---------+-------+ | SOURCE | DEST | VALUE | +---------+---------+-------+ | A | B | 1 | | B | A | 2 | | A ...
1
vote
1answer
57 views

Keep Execution Plan in Cache - SQL Server 2012

How can I keep a query execution plan in SQL Server's cache and use it several times? When I execute a query for the first time it takes 7 seconds. After that it takes only 1 second. This query is ...
1
vote
1answer
49 views

Grouping() equivalent in PostgreSQL?

I have a SQL query that runs in MS SQL Server and it has grouping(), rank() and rollup() functions / keywords in it. The query is given below. How can this be translated to PostgreSQL? select top ...
0
votes
1answer
36 views

Displaying only the most recent activity of an item

I have made a database that tracks the shipping and receiving of the tools that my company has. I am now wanting to make a query that shows only the most recent activity of all the tools. I have a ...
0
votes
1answer
100 views

MySQL dies when trying to access a specific database

For some reason, whatever I do I cannot access one of my databases (through command line or through something like phpmyadmin). However, the application that depends on this database is not having any ...
0
votes
0answers
41 views

What is the difference between normal Select query and a Select query inside Common Table Expression(CTE)? [duplicate]

I'm having a table 'Products' and if Execute this query SELECT TOP 1000 [ProductID] ,[ProductDesc] ,[ManufacturingDate] ,[ExpiryDate] ,[Price] FROM ...
0
votes
2answers
34 views

wildcard expansion using sql

I've a table named permissions. CREATE TABLE `permissions` ( `id` int(11) NOT NULL AUTO_INCREMENT, `role_code` varchar(45) NOT NULL, `permission` varchar(100) NOT NULL, PRIMARY KEY (`id`) ) ...
1
vote
1answer
44 views

Convert Varchar Duration time to time

I need my code to add the varchar CPUTM field + varchar CPUZIPTIM field which both has time values to see if greater than 2 hours. How do I do this when both fields are varchar. The value in CPUTM ...
3
votes
2answers
2k views

SQLite writing a query where you select only rows nearest to the hour

I've got a set of data where data has been taken approximately every minute for about three month and the time has been stored as a UNIX timestamp. There is no regularity to the timestamp (i.e. the ...
0
votes
2answers
118 views

ASPStateTempApplications and ASPStateTempSessions tables creation in tempdb after sql server restart

I have a implemented SQL server session state management. So created ASPState database and ASPStateTempApplications and ASPStateTempSessions tables in TEMPDB database. When I restart SQL Service, ...
0
votes
1answer
316 views

Nested query not recognize external table

i need to a query that show week by week the total amount of imports of any company and in addition add a ranking position depending on that amount. I've made this query but the problem is the inner ...
0
votes
0answers
860 views

eCommerce product table design - MySQL

I am designing database for an web application, I have designed the product and specification details database as follows, create table pr_size ( size_id int not null auto_increment, ...
0
votes
3answers
108 views

Getting the exact edited data from a column in SQL Server

I have two Tables: Articles(artID, artContents, artPublishDate, artCategoryID, publisherID). ArticleUpdated(upArtID, upArtContents, upArtEditedData, upArtPublishDate, upArtCategory, ...
0
votes
1answer
53 views

Index rebuild canceled because of .mdf growth

I have the Standard Edition of SQL Server 2012 and used a script to rebuild index. I ran the query and then I saw that the .mdf file for the database started the grow a lot. I chose to cancel/stop my ...
6
votes
3answers
10k views

How to make multiple counts in one query?

I count records with queries like SELECT COUNT(col1) FROM table1 WHERE col1 LIKE '%something%' SELECT COUNT(col1) FROM table1 WHERE col1 LIKE '%another%' SELECT COUNT(col1) FROM table1 WHERE col1 ...