FAQ Database Discussion Community


Knokout select : Set Selected Item by item name not value

jquery,select,knockout.js
i have a knockout select as following observable Array issuingCountries 0: ObjectCoordinatorRegion: "EU" Country: "Australia" CountryId: 14 Id: 1 2: ObjectCoordinatorRegion: "AU" Country: "Japan" CountryId: 16 Id: 2 html <select class="issuing_country" data-bind="options: issuingCountries, optionsText : 'Country', value:IssuingcountrySelected, optionsCaption:'---Select---', " > </select> My question , i have { Country: "Japan" }...

Calling SELECT * on a primary key versus an attribute in SQL

mysql,sql,select,primary-key
I am currently studying for a final and have a question about one of the practice problems. The problem states: Consider the following two SQL queries over the relation R(A,B) where attribute A is the primary key. Query 1: SELECT * FROM R WHERE B > 50 OR B <=...

Mysql return only items that have n number of property matches

php,mysql,select,grouping
I have a database of items and each item has various number of properties. Is it possible for MySql only to return items that have a certain number of matches (not properties) when a search is run? Example: I am searching for any item with a wheel that is red...

How to perform boolean addition on an SQL select

sql,sql-server,select,sum,boolean
I have the following data in a database table column named timeSchedule 00100110 00010100 00110000 00110011 Boolean addition would result in 00110111 Is there a way to do this in sql? Something like select sumboolean(timeSchedule) from myTable Someone asked for DDL+DML.. here is an example: CREATE TABLE [dbo].[myTable]( [musPracticeID] [int]...

SQL Select - Group by along with inner join?

sql-server,select,group-by,inner-join,distinct
I'm using the following query: SELECT TOP 12 INVENTABLE.ITEMNUMBER, INVENTABLE.ITEMNAME1, INVENTABLE.ITEMNAME2, INVENTABLE.W_TILBUD, INVENTABLE.COSTPRICE, INVENTABLE.VENDITEMNUMBER, INVENTABLE.A_PRODUCENT, INVENTABLE.GROUP_, INVENTABLE.A_GROSSISTLAGER, INVENTABLE.SupplementaryUnits FROM INVENTRANS INNER JOIN INVENTABLE ON INVENTABLE.ITEMNUMBER=INVENTRANS.ITEMNUMBER WHERE INVENTRANS.ACCOUNT='xxx' AND INVENTABLE.W_VISFORSIDE = 0 AND INVENTABLE.W_VISWWW = 1 AND INVENTABLE.BLOCKED = 0 ORDER BY INVENTRANS.ROWNUMBER DESC This query selects the 12...

how to Select data from multiple tables with several conditions?

sql,oracle,table,select
There are tables FACULTIES (F_NUMB, F_NAME, F_TELEF) and STUDENTS (S_NUM, SURNAME, SPECIALITY, GROUP, FACULTY_NUMB). Please write SQL query to achieve faculties names in which the count of students are greater than in faculty “Computer science”. This is what i'm doing: select faculties.f_name, count(STUDENTS.S_NUM) from STUDENTS, FACULTIES where students.fac_num=FACULTIES.F_NUMB group by...

SQL Optimization: query table with different where clauses

sql,oracle,select,sql-optimization
I have the following SQL query: SELECT ( SELECT SUM(c1) FROM t2 WHERE t1.c1 = t2.c1 AND t2.c3 = 'NEW' AND t2.c4 = TRUNC(SYSDATE) AND t2.c5 = 'N' ) SUM, ( SELECT sum(c2) FROM t2 WHERE t1.c1 = t2.c1 AND t2.c3 = 'OLD' AND t2.c4 = TRUNC(SYSDATE) ) SUM2 FROM...

Check for two decimal digit number in string

sql,sql-server,sql-server-2008,select
I have two sets of records Set 1: -11 -12 -12 AN '' -134 -125 +135 Set 2: 1.15 1.1 In Set 1 I need to check which values are either blank '' or start with a + sign and are greater than 125. In Set 2 I need to...

Flag fields from table 1 that also bellowings to table 2

php,mysql,sql,select,join
I have two table (table1 and table2) where table2 is a subset of table1, what I am trying to do is a select statement that return a boolean if a field of tabl1 is also in the table2 For example: Table 1 has item1, item2, item3 and item4 Table 2...

How can I find get attribute of a select tag where value = something using jquery?

jquery,select,drop-down-menu,html-select
How can I get the price attribute's value where #products.option value = 6. <select id="products"> <option value="2" price="60.00">Product 1</option> <option value="4" price="40.00">Product 2</option> <option value="6" price="40.00">Product 2</option> <option value="8" price="40.00">Product 2</option> </select> ...

SQL Server query syntax with single quote

sql,sql-server,sql-server-2008,select,escaping
I have in my database KIA car model like CEE'D. How to write right syntax to get all car where model = CEE'D Now I am using semipart of model SELECT make, model FROM Cars WHERE model LIKE '%CEE%' But now I need to get by full model name. How...

How to access invisible Unordered List element with Selenium WebDriver, Java

java,select,selenium,selenium-webdriver,html-lists
This is the HTML code: <ul id="personalBar"> <li id="upload" style="display:none;"></li> <li id="personal"> <span class="translate"></span> <span id="userName">qaadmin</span> <div id="dropDownArrow"></div> <ul> <li id="pendingActivities" class="translate" onclick="eCommon.helper.viewAllPendingActivities()" translatekey="MANAGE_STORE">Manage Store</li> <li class="translate" onclick="eCommon.helper.outSourceViewReports()"...

Pandas DataFrame: Delete specific date in all leap years

python,select,pandas,leap-year
The following sequence is an extract of the pandas DataFrame that I've got: >>> df_t value 2011-01-31 -5.575000 2011-03-31 7.700000 2011-05-31 15.966667 2011-07-31 10.683333 2011-08-31 10.454167 2011-10-31 9.320833 2011-12-31 -0.358333 2012-01-31 -11.550000 2012-03-31 1.700000 2012-05-31 12.333333 2012-07-31 12.816667 2012-08-31 11.837500 2012-10-31 2.733333 2012-12-31 4.075000 2013-01-31 2.450000 2013-03-31 -4.262500 2013-05-31 11.491667...

Sqlzoo SELECT within SELECT Tutorial #5

sql,select
My Question is: Germany (population 80 million) has the largest population of the countries in Europe. Austria (population 8.5 million) has 11% of the population of Germany. Show the name and the population of each country in Europe. Show the population as a percentage of the population of Germany. My...

Select2 with Ajax + PHP

php,jquery,twitter-bootstrap,select
I am trying to use select2 pulling data using ajax from php back end. I could not figure out the documentation as much as I would like to. I think i probably missed some taken for granted stuffs. Please can you help with a simple example. I started or like...

How to change the value with a select in SQL?

sql,sql-server,select,alias
I need to have an other value instead of FULL and NONE but I must do it in the select. SELECT Calendar_Month,Series,Cnt FROM T_Cust_Eom_n where TYP='REB' and Series='FULL' or TYP='REB' and Series='NONE' order by Series desc,Calendar_Month Can I do this with an as anyhow?...

Cakephp3 transaction find query

mysql,select,transactions,cakephp-3.0
When making a transaction in cakephp3 and adding a get() query inside all works fine. But why is a find() query not performed inside the transaction? I have the following controller in cakephp3: <?php namespace App\Controller; use Cake\Core\Configure; use Cake\Network\Exception\NotFoundException; use Cake\View\Exception\MissingTemplateException; use Cake\Network\Session; use Cake\Event\Event; use Cake\Network\Http\Client; use Cake\ORM\TableRegistry;...

PHP - Find File in Directory By File Name [closed]

php,select,directory,filenames
I have a directory full of filenames that contain unix timestamps. file_1434320602.data file_1434320352.data file_1434320112.data file_1434320032.data How would I get about loading them up in PHP so that I can select the one which I needed?...

Nested SQL statement with AVG()

php,mysql,select
I have three tables I want to pull data from. One is a classes table that stores a list of classes offered including an id, time stamp, trainer id, start time, am/pm and the days a class is held. The trainer id is a foreign key that ties it to...

Firefox dropdown menu click

html,firefox,select,drop-down-menu
I have a dropdown menu for languages in my website and it works fine in Google Chrome, Safari and Internet Explorer, but it is bugged in Firefox. This is the code: <a href=""> <select id="languageSelector" style="background-color: transparent" onchange="location = this.options[this.selectedIndex].value;"> <option value=".">ESPAÑOL</option> <option value="./en/index.html">ENGLISH</option> <option value="./de/index.html">DEUTSCH</option> <option...

Understanding cartesian product in SQL

mysql,sql,select,join,cartesian-product
I am not able to understand how Cartesian product works. Consider the simple schema: mysql> select * from account; +----------------+-------------+---------+ | account_number | branch_name | balance | +----------------+-------------+---------+ | A101 | Downtown | 500 | | A102 | Perryridge | 400 | | A201 | Brighton | 900 | |...

Codeigniter Select JSON, Insert JSON

json,codeigniter,select,insert,routing
I have very simple users database: user_id, user_name, user_email My model this: class Users extends CI_Model { private $table; private $table_fields; private $table_fields_join; function __construct() { parent::__construct(); $this->table = 'users'; $this->table_fields = array( $this->table.'.user_id', $this->table.'.user_name', $this->table.'.user_email' ); $this->table_fields_join = array(); } function select(){ $this->db->select(implode(', ', array_merge($this->table_fields, $this->table_fields_join)));...

PHP $wpdb Select?

php,mysql,wordpress,select
I could use some assistance with an sql query. I have a small 3 column table, id, ip, and birthday. id auto increments. I'm trying to select all birthdays that are associated with a specific ip, but I'm not sure if the SQL statement I wrote is correct. The var_dump...

python - how to check whether some given date exists in netcdf file

python,date,select,netcdf
I read my timesteps from a netcdf file: timesteps = ncfile.variables['time'] Now I would like to know whether some given date (say, June 23th) exists in that list. If it does, I want to omit it. The netcdf file contains arbitrary dates. I have no clue how to do this...

Swift Segment Control how to select more than one segment

swift,select,uisegmentedcontrol
I have a Segment Control in my app, I want to user to be able to click multiple of the segments. I googled and could not find any about this and there was no checkbox in Xcode for something like 'Allow multiple selection'. I found that in objective-c you weren't...

how select a dynamic id generated in php with jquery

jquery,select
this code generated in php id="sus- ... <--- is static and id="sus-d->id ?>" is my problem to select that <button class="btn btn-danger btn-xs" id="sus-<?= $D->d->id ?>" ><i class="icon-trash "></i></button> out put : id="sus-2131" so i want select all id's start with sus- with below function : jQuery('#sus-').btsConfirmButton({msg:"I'm sure!"}, function(e) {...

MySQL select from 2 tables without having “shared” key

mysql,select
Searched the site and found some similar questions, but none of solutions worked in my case. I have 2 tables - clients and memberships. The structure is following: clients client_id other_fields... memberships membership_id client_id other_fields... The field submitted to form is "membership_id". Let's say submitted value is 5. I want...

why do I need to update nfds in select call when I remove fds from master set?

c,sockets,select
Given a select call like this: select(fdMax+1, &readFds, NULL, NULL, &timeoutVal) where readFds are updated whenever new fd is added existing fd is removed Whenever new fd is added, I update the fdMax. However, whenever existing fd is removed, I'm wondering if I really need to update the fdMax also...

OrientDB - Result from 2 different tables

sql,database,select,orient-db
I have a database that has 2 V's classes ('User' that has 2 strings named Name and Surname ,'Cinema') and 2 E's classes ('isGoing' that has an Integer property named Day, 'Friend'). This select returns all the 'Cinema' that the 'Friend' of the initial Vertex are going on a specific...

SQL Select Statement - Column Ambiguously Defined even when defining which table each column comes from

mysql,sql,select
I'm doing a beginners course on SQL and databases, and I'm trying to write a select statement that will join two tables on Oracle Apex. I'm using join...on... to do so. The two tables each have a column named the same, with the columns filled with matching values. Obviously, they...

no such column error - sqlite

android,sql,sqlite,select,android-sqlite
I get a strange error: E/SQLiteLog﹕ (1) no such column: Test 06-22 01:51:20.006 15089-15089/com.almas.mehr.sms E/AndroidRuntime﹕ FATAL EXCEPTION: main android.database.sqlite.SQLiteException: no such column: Test (code 1): , while compiling: SELECT * FROM groups WHERE title = Test at android.database.sqlite.SQLiteConnection.nativePrepareStatement(Native Method) at android.database.sqlite.SQLiteConnection.acquirePreparedStatement(SQLiteConnection.java:1090) at...

How can I add FOR UPDATE to a cakephp3 query?

select,transactions,sql-update,cakephp-3.0,isolation-level
Is there a way to add FOR UPDATE to a find (SELECT) query in cakephp3? I found this hack: http://bakery.cakephp.org/2012/04/14/SELECT-FOR-UPDATE-hack-kind-of-ugly-but-it-works-PostgreSQL-and-MySql.html but it does not work since the limit value must contain only of a number. Another discussion on a similar topic can be found under https://github.com/cakephp/cakephp/issues/3136#event-213462937....

how to sum a field and distribute the sum between records in another table

sql,sql-server,select,sum
I have a table whose records consist of minor inventory. I need to sum the cost of these records and distribute the sum in another table based on the price of the record. for example. say the sum of the inventory is is $1000, and I have 4 jobs in...

How to find top usage of IP pairs in PostgreSQL?

sql,postgresql,select,sum
I have a table with source_ip and destination_ip and usage. now i want to find top usage for ip pairs. My table is like this: source_ip | destination_ip | usage 192.168.1.1 | 192.168.1.2 | 20 192.168.1.2 | 192.168.1.1 | 30 192.168.1.3 | 192.168.1.2 | 20 192.168.1.2 | 192.168.1.3 | 20...

How to select the last 12 months in sql?

sql,sql-server,select
I need to select the last 12 months. As you can see on the picture, May occurs two times. But I only want it to occur once. And it needs to be the newest one. Plus, the table should stay in this structure, with the latest month on the bottom....

How to show data from database depending on user's choice from a select

php,jquery,database,select,data
I have to make a select and when user choose option from it, it should be displayed data from database based on this select. I can't use submit. It only should be displayed this select and when option is selected, to show data from this select. I'm new to jQuery...

Select Where Result Is In String [on hold]

mysql,sql,select
I would like to perform a SQL Select Statement where any text in the query is a result. For example, if the query is 'Driving Directions to Dundee in Scotland' I want this result to be returned id: 5 name: Dundee description: Dundee is a City in Scotland Location: 56.4640°...

display number of elements depending on option selected

javascript,jquery,select,options
I'm trying to add a 3rd filter to track/display the number of elements shown depending on the option selected (#filter9). This is what I have so far, I got the code from: Filter based on combination of multiple select and single select elements. This is what i'm trying to edit:...

Ember.js: select state not saved in URL when reload page

select,ember.js,ember-data
There are select on the page for choosing country and it's need to save selected value in URL. I declared query params in route-driven controllers. It's all work! If country select is changed then url also changed. Demo: http://output.jsbin.com/releza But if I reload page with some valid GET params then...

Is there a way to count a number of distinct values? [duplicate]

sql,postgresql,select,distinct-values
This question already has an answer here: SQL to find the number of distinct values in a column 8 answers In PostgreSQL 9.4 I have a table: id p_id PK integer ----------------- 1 1 2 1 ............. 123122 2233 Is there a way to count all distinct p_id values...

Selecting and removing a html select option without selecting by index or ID, using vanilla JavaScript

javascript,function,select,options
I need to remove an option on a select box, and I've figured out a potential solution in the code below, but it doesn't feel particularly 'safe' (if another developer decided to add an option to the backend, the option will re-appear). Is there a better way of achieving this...

How to change multiple form elements via single select

html,forms,select,if-statement,onchange
I'm completely stumped at how I can change the opening tag to have 'method=post' if the second select option is chosen. I am using an Onchange for the form action, but can't figure out how to change the post method too. My latest attempt is with an IF statement as...

MySql : issue with GROUP BY and COUNT clauses

mysql,sql,select,count
I have this table I would like to display products(with their type) that have at least two different types. Here : I have tried this : SELECT PRODUCT, TYPE FROM MYTABLE group by PRODUCT, TYPE HAVING count(PRODUCT) > 1; but it doesn't give me the result I want....

Autoupdating Field Based on two