Mysql New Question

• Converting MySQL Tables [duplicate]

  I have a MySQL table with the layout like below: ---------------------------------------| ID | TITLE | VALUE | PART NO |---------------------------------------| 1 | width (mm) | 12 | ......

  mysql  sql  group-by  pivot  entity-attribute-value  Read Article

• Use PivotTable with Left Outer Join

  I'm fairly new to MySQL.Put simply, I want to turn each "meta_key" value into a column of the resulting table.I've got two tables with the following schema:CREATE TABLE `frmt_form_entry` (......

  mysql  pivot-table  entity-attribute-value  Read Article

• Getting the field of MySQL rows that don't mat

  I have three tables:feature_valuefeature_productproductMy goal is to get all the feature_value that don't belong to any product. I had an idea consisting in using LEFT JOIN so that I get all ......

  mysql  join  left-join  entity-attribute-value  Read Article

• MySQL 8: How do I create columns from FKs?

  [context] I need to return rows that describe the current state of all machines in a table that records changes in that machine's state:Raw data:TimestampMachine IDfkDataTypeData Value2021-02-......

  mysql  sql  pivot-table  entity-attribute-value  Read Article

• “You have ad crawler errors” but websi

  I have a WordPress website, and in AdSense, I get this error:That is the income I get from that site; it usually goes to 10 Euro/DayThis is mydomain.com/robots.txt:User-agent: *Disallow: /cgi-bin/......

  mysql  wordpress  adsense  robots.txt  google-webmaster-tools  Read Article

• Why does a web app container access mysql containe

  Bug description:This error is reported when a web-app container in docker accesses the mysql(version 8) container.Error log:java.sql.SQLNonTransientConnectionException: Could not create ......

  mysql  docker  docker-container  Read Article

• Trigger to convert date from timezone to another o

  i want to create trigger to convert (s_start) value from (s_timezone) to (Africa/Cairo) Timezone and stored in new column (s_start_Cairo) for example....

  mysql  triggers  mysql-workbench  datatrigger  Read Article

• How to pass time function data in clickhouse

  I have mysql table which consists of fields (from_time, to_time) having time data type. Here is below my table description and some data from that table.I want to migrate mysql data to clickhouse. ......

  mysql  clickhouse  Read Article

• MySQL moving average over past 14 days

  in my MySQL database I have the following view (originally combining 2 data tables) called MYDATA.TABLE MYDATAusermyDateitems172020-01-011.0222020-01-016.0172020-01-023.2172020-01-......

  mysql  moving-average  mysql-5.6  Read Article

• mysqli_real_connect(): (HY000/1045): Access denied

  I am doing an online course from coursera where they tolm me to install phpmyadmin.NOW I am a total beginner in this thing so I am not able to do much research upon that and now somehow, after I ......

  mysql  phpmyadmin  apache2.4  ubuntu-20.04  php-7.4  Read Article

• How display multiple username based on ID's in

  Hey community,I have two tables with three columns and would like to output the name based on the ID's.Clienttablecreated_by_userupdated_by_userdeleted_by_user142Usertableidname1......

  mysql  laravel  relationship  octobercms  Read Article

• What are table relationships for [SQL]?

  I have really dumb question...,for what are exactly relationships in databases?If I selecting data from two tables for example:SELECT Orders.OrderID, Customers.CustomerName, Orders.OrderDateFROM ......

  mysql  relationship  Read Article

• Replicate only specific database with MySQL/AWS RD

  We've come up against a tricky scenario that we probably created ourselves, and we're looking for the best path forward. Here are what I think are the relevant details:We have a rather large MySQL ......

  mysql  amazon-rds  replication  Read Article

• Most efficient way to remove Duplicate JSON entrie

  I am curious what technique developers use to remove duplicate JSON entries in a JSON Array. For example:[{"name":"philip"},{"name":"steve"},{"name":&......

  mysql  arrays  json  amazon-rds  Read Article

• Get the id value after an insert request

  I need to get the value of an id when I insert a row in my database. $query = DB::insert('scenarioeco', array('utilisateur_id', 'nom', 'prixAchatN', 'prixAchatP', 'prixAchatK', 'prixSemence', )) ......

  mysql  kohana  kohana-3  Read Article