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. ...

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2
votes
1answer
21 views

How to write a query that counts rows by date?

I have a database named emp1. There is a table named tx_feeder. I want to get the count of rows from that table. I have used the following query to get the data of single day, select count (*) ...
0
votes
0answers
17 views

Creating a trigger to update field in 1 table based on values in another table using data in multiple rows

I'm new at SQL and need to create 2 triggers between 2 tables. Table 1 has the following columns: tbl1.ContractID char(6) tbl1.ContractFulfilled char(1) Table 2 has the following columns: ...
-1
votes
1answer
17 views

T-SQL Trying to create a trigger that uses joins across 2 server instances [on hold]

I am trying to complete a trigger on 2 instances of SQL Server. I am running MS Dynamics ERP set CRM & GP. I need to remove data from one server once an update happens to another table. I have ...
-1
votes
0answers
42 views

Design for fast database query over millions of rows [on hold]

I want to query in a database like : Let us consider a student table with the following attributes: (Id, Age, CGPA, Address, Gender). Our table contains record for all the student in the world (so my ...
1
vote
1answer
48 views

Minimum value on most recent date per account MS ACCESS SQL

I have a MS ACCESS DB table Riskscore with the three fields: CHACCTBS, CHRQDATE, CHSCORE and want to find the lowest CHSCORE on the most recent CHRQDATE per CHACCTBS where it is possible to have ...
0
votes
0answers
26 views

Update Table Query: Automatically handle “Enter Parameter Value” prompts?

I'm trying to create a single, Update Query in Access 2007 that does all of these 3 things: Update (skipping zero-length values) Append Automatically handle missing Fields without showing any "Enter ...
1
vote
1answer
28 views

Modulo operator with nonintegers - unexpected results

MySQL 5.5.32, Oracle 11g MySQL returns strange results for queries involving mod() with noninteger moduli. Why is this? I have a column defined thus: ...
1
vote
2answers
19 views

MYSQL find if a default value has been set for a table (DateTime Specifically)

I am trying to internationalize a database, but there are places where the timestamp that gets set is using NOW() instead of UTC_TIMESTAMP(), and it's using Amazon's RDS with multiple MySQL servers. ...
0
votes
0answers
27 views

INSERT INTO SELECT causing data to double

I have strange issue. I am working in a Teradata database. In a procedure I am populating a main table by processing data via multiple intermediate tables. But in the end only one table is populating ...
0
votes
1answer
23 views

inner join on true

My table: abc +--------+ | letter | +--------+ | a | | b | +--------+ Query: SELECT * FROM abc t1 INNER JOIN abc t2 ON true Result: +--------+--------+ | letter | letter | ...
-4
votes
0answers
22 views

what is update cascading exactly in sql? [on hold]

We have three table declarations for P1(A), Q1(B) and R1(C) with referential integrity in SQL. create table P1 (A primary key); create table Q1 (B primary key references P1(A) on update ...
1
vote
1answer
14 views

Address Windowing Extensions Overhead

I just found another SQL Server (2008r2) with AWE enabled on a 64-bit OS/SQL combination. Has anyone done an research as to the overhead created by enabling AWE on the 64-bit OS/SQL combination? It ...
1
vote
1answer
19 views

SQL Server restore database file access error

I am trying to restore a database from a file on a remote machine. The script I am using is as follows: RESTORE FILELISTONLY FROM disk = '\\server\path\to\file.dmp' RESTORE DATABASE MyDB FROM ...
0
votes
1answer
23 views

Virtualized SQL Server Memory Oddity

I've not seen this before, though perhaps it is common. I am looking at a virtualized (VMWare 5.5) SQL Server (2008R2 on Windows 2008 R2). What I am seeing is that in Task Manager, sqlserver.exe is ...
-1
votes
0answers
32 views

Select query for finding jobs started at same time

I have a 'Job_Status' table with 3 columns: Job_ID (numeric) Job_Time (datetime) Machine_ID (numeric) At a regular interval (1 min), entries are inserted in the above table for the Jobs running on ...
1
vote
1answer
25 views

MySQL Matching records across tables discrepancies

I have a database called match, within this database I have a number of tables. Of which in particular I need to marry up two datasets in different tables to identify email addresses that are not ...
1
vote
1answer
41 views

How to optimize the sort in Postgres query

I've been trying to optimize the sort in the following query. I ran EXPLAIN ANALYZE and the majority of the time is during the sort when it arranges the output by distance. I've tried converting the ...
0
votes
0answers
16 views

Selecting the correct database engine [on hold]

I am looking for a database engine/system that will allow me to do the following things: Query in SQL Use key-value store or document-store I am trying to setup an intentionally vulnerable server ...
5
votes
1answer
51 views

Find rows where integer sequence contains a given subsequence

Problem Note: I refer to the mathematical sequences, not the sequences mechanism of PostgreSQL. I have a table representing sequences of integers. The definition are: CREATE TABLE sequences ( id ...
1
vote
3answers
22 views

Access Query Design View: Show results in two columns from one table

Lets say I have the follow Tables: Outfits: ID | Top Color ID | Bottom Color ID 1,2,1 2,3,4 Colors: ID | Name 1, Red 2, Blue 3, Green 4, Orange I'd like to have a query in design view to have the ...
0
votes
0answers
30 views

Correction of a complex query [on hold]

I don't know if this question is appropriate on this forum. I have a huge query : SELECT threshold.id, brand.id, COUNT(brand.id), threshold FROM current_stock, article, product, brand, delivery, ...
-1
votes
0answers
20 views

Modifying a query for the UPSERT command [on hold]

Here is the current query select pt.name, slr.name from stock_route_product srp inner join product_template pt on srp.product_id = pt.id inner join stock_location_route slr on srp.route_id = slr.id ...
0
votes
1answer
15 views

Replicate update statement as Insert in Mysql 5.6

I want to replicate all update statement from Master as a Insert at slave end. 1. Is it possible like in SQL Server ? 2 If so , how ? I want to do it because , if any record on master is ...
2
votes
4answers
99 views

Finding all date ranges that overlap a target date range

Say I wish to store when staff are on holiday (FromDate, ToDate) and then I wish to find all staff that are on holiday between two given dates (QFromDate, QToDate). Now assume that I have many such ...
1
vote
0answers
29 views

Why does my query search datetime not match?

select * from A where posted_date >= '2015-07-27 00:00:00.000' and posted_date <= '2015-07-27 23:59:59.999' But the result contains a record that has posted_date today: 2015-07-28. My ...
2
votes
1answer
44 views

Row with latest timestamp

How to get the row with the latest value in a TIMESTAMPZ column? Is an index needed? Does an index change the strategy? Would behavior vary by database (I'm using Postgres 9.4)? My app records data ...
2
votes
2answers
34 views

Ensure only one of the several records for a given item has a column with true value

I have a table called Computer with columns: id NIC_name is_primary My primary key is (id, NIC_name) and is_primary is a bit field for a boolean value. I would like to ensure that for all ...
1
vote
0answers
33 views

I need to find the “rank” in a sub-set of entries

I am currently working on some sort of a highscore list. But values displayed are individual for each user, ie. limited by constraints. One constraint that I am currently working on is "being part of ...
1
vote
1answer
31 views

What is the correct implementation of handling concurrent SQL inserts while ensuring a non-primary key column (i.e. wid) unique and auto-incremental?

What is the correct implementation of handling concurrent SQL inserts while ensuring a non-primary key column (i.e. wid) unique and auto-incremental? Note: There was a design constraint that led this ...
1
vote
2answers
36 views

group result of multiple table to get unique result after count operation

survey_categories +---------------+-------------------+ | survey_cat_id | survey_cat_status | +---------------+-------------------+ | 1 | 1 | | 2 | ...
0
votes
1answer
25 views

Is it necessary for rownum = 1 with Query.createQuery().getSingleResult()? [on hold]

I'm a newie and I'm not really sure if MIN(My_Date) returns just one row if 2 or more dates are identical. Reference is a FOREIGN KEY. so to limit query: SELECT MIN(Shipping_Date) FROM ...
-1
votes
1answer
39 views

How to do superscript in SQL Server 2012 query? [on hold]

I am trying to change superscript in SQL query string. Example: Select 'Your submitting date is 2nd January 2016'; As above query, I want to change nd to superscript.
3
votes
1answer
33 views

MySQL query WHERE IN + ORDER BY, which EXPLAIN is better and how to avoid filesort?

This is my table definition, without any special index for now: CREATE TABLE `filter` ( `field_name` varchar(32) COLLATE utf8_unicode_ci NOT NULL, `category_id` varchar(32) COLLATE ...
1
vote
2answers
29 views

How to select only those records that have different/multiple for a particular field

Below is an example of my membership table. There some records having multiple values in the email field. I only want to select those records that have multiple email values: Member table ID ...
2
votes
0answers
25 views

Join duplicates on T-sql

Background: This is largely a learning exercise. I am working on a task scheduling program. Part of the program requires making a report to print out. I am working with the original version of the ...
0
votes
1answer
24 views

How to see query executed for a specific user from V$SQL

I am trying to have the queries used for a specific user at the end of the day. But it seems the queries in this view V$SQL are deleted every short time. I am not sure how much time. Also i dont know ...
0
votes
0answers
14 views

Should setting up SQL Server transactional replication require schema locks on published articles?

I'm attempting to setup transactional replication in a production environment. When adding columns to an article (calling sp_articlecolumn stored procedure), it appears to want to lock the published ...
0
votes
1answer
30 views

Is it possible to convert mssql to mysql?

I've mssql.sql file I need to convert to mysql schema. Any ideas how? I'm on mac, I guess my choice is very limited. Tried workbench but it asks me for a live server connection to mssql which I don't ...
0
votes
3answers
82 views

SSIS - Best way to insert large number of rows

So here's the scenario: I have an XML file, which is in size of 500GB, and with data of around 600 million rows (once on a database table). I'm using SSIS for the operation, and since it consumes a ...
3
votes
1answer
132 views

How to get exact year difference between two dates in SQL Server?

I have a date of birth column to which I need to compare the current date and return the difference as age. Currently I am using the following query : DECLARE @DateOfBirth date = '2000-07-27' DECLARE ...
0
votes
2answers
44 views

How to JOIN each row ON NOT IN ( SELECT … )?

Say I have a table of users, songs, and songs played. users id: int songs id: int songs_played user_id: int song_id: int If I want to, for each user, find a song that has not yet been played. How ...
1
vote
1answer
50 views

Row_Num Partition in WHERE clause

I've successfully written in the a row_num function but get an "invalid column name" when I try to reference the column I made with the row_num in my WHERE clause. Query: SELECT DISTINCT ...
1
vote
4answers
92 views

Mysql - Select next x records even if reaching rowset end

I have a table with an ID field, unique, autoincremental. I need to, given certain ID, retrieve next 3 records even when given ID is the last one. Table: ID 1 2 3 ...
1
vote
2answers
37 views

Having trouble with insert query on linked server

Two servers. Server A and Server B both has database named KPS. KPS has two tables complaint and attachment. KPS database on server A gets the value from the Web. Both table if the submitted value = ...
0
votes
0answers
21 views

Linq Query Optimization [on hold]

Urgent,I am really in trouble. can anybody help me? my query is slow: I have created a view in sql server containing nested loops like this: Tis is my view: SELECT dbo.VE.V, dbo.VE.Operation, ...
0
votes
1answer
14 views

Full text search on two tsvector columns

I'm trying to do a full text search across two columns of two separate tables in PostgreSQL 9.4.2. The tables and columns are: article.article_title keyword.keyword Where there is a many-to-many ...
0
votes
1answer
14 views

Do we have logging feature for SQL AUDIT like we have it for transaction and error logs in SQL server 2008?

Do we have logging feature for SQL AUDIT like we have it for transaction and error logs in SQL server 2008 ????
1
vote
1answer
23 views

Unexpected results with soundex() function when combined st_distance()

select soundex(A.name), A.gid, A.name, soundex(B.name), B.gid, B.name, st_distance(B.the_geom,A.the_geom) * 111.325 as dist from (select name, ...
-1
votes
0answers
34 views

Query tuning and index creating [closed]

I am going to create indexes in one table using Oracle SQL Developer. The table has 60 columns, but on which column(s) do I need to create index(es)? Based on belevel or distinct or date or names or ...
0
votes
1answer
20 views

How to use explode mysql function in where condition with cakephp

I am using cakephp 2.6. I have payment_method fields in mysql table which store the values like 54,52,59,57 . Now my question is that how can i check if new posted payment method id is available in ...