Questions tagged [mysql]

The relational data management system that is used by CiviCRM. It is open source just as CiviCRM and the only database that is supported (Although the drop in replacement MariaDB works also fine). Minimal 5.1.x with INNODB support.

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36 views

SSL-encypted Database connection for CiviCRM?

I am in the middle of deploying a CiviCRM instance and have decided for scalability and security reasons to separate my web server and database server. I have a set of self-signed certificates ...
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1answer
25 views

Does civicrm support mysql sockets?

My wordpress is installed and uses localhost:/run/mysqld/mysqld/socket but civicrm only works if I point to localhost Is there a way to install civicrm through file socket ?
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1answer
64 views

When will MySQL utf8mb4 support be mandatory?

With recent upgrade, CiviCRM showed me this message Future versions of CiviCRM may require MySQL utf8mb4 support. It is recommended, though not yet required, to configure your MySQL server for ...
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1answer
49 views

Can't use activity table in join query for update

In our set-up we have custom fields associated to activities, the value of which is computed periodically by scheduled job. The job executes a query that reads something like: UPDATE ...
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2answers
43 views

Trouble saving changes to a report

EDIT: This question turned out to be, in practical terms, something different than I originally thought I was asking. I am changing the title so that others will find the answer more easily in the ...
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2answers
34 views

Where is the developer documentation for making core CiviCRM database changes, to the schema and to the initial data?

I'm working on a (newer) PR for CRM-19751, which requires some database schema changes and addition of an option group with its options. Obviously I knew something about this when I created the ...
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40 views

Drush sql-sync and civicrm issue

I wanted to quickly pull all the data (contacts, custom types, etc) from one Drupal CiviCRM install to another. I got a little too clever for myself and used Drush sql-sync to do it. It failed. As I ...
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1answer
40 views

Error: more than 'max_user_connections' active connections

Several times a day on our Civi site (CiviCRM 5.11.0 with Drupal 7.64) we are experiencing the following error: PDOException: SQLSTATE[HY000] [1203] User xxx already has more than '...
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1answer
35 views

How do you separate wordpress and civicrm tables?

When we first installed CiviCRM - the installer was super eager to install using the existing WordPress database. We were just testing out CiviCRM at the time, so it was not a big deal - however we ...
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1answer
34 views

Is there a process to tidy the tables created by logging?

I've successfully improved the performance of the 'Change Log' by taking Eileen's advice here, converting 5 tables to InnoDB and adding indexes. In so doing, I almost blew the space limit on the host ...
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1answer
15 views

How to set super-user privileges in CiviCRM for MySQL? CiviCRM requesting for multilanguage support

I have properly installed CiviCRM 10.0, PHP version 7.2, in Joomla 3.6.5 on Linux shared hosting. Works perfectly! Now that we have configure the Spanish language in Joomla and in CiviCRM set to "...
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17 views

On update of civicrm_membership table, which are other tables which are affected?

I need to update the membership id and replace its value with that in the contact id's external identifier. So I followed the explaination here for CASCADE. https://stackoverflow.com/questions/...
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28 views

ETA on Support for MySQL 8?

I'm running CiviCRM 5.10.3 on the Bitnami WordPress stack (WP has been upgraded to 5.1), and the version of the Bitnami stakc I'm currently on uses PHP 7.0.30, so I'm getting warnings that as of the ...
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2answers
54 views

how to get an autoincrementing membership id with existing membership numbers

I've imported our membership list with existing membership numbers into CiviCRM. The old membership numbers are currently under external ID. I'd like an autoincrementing membership number. The best ...
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2answers
42 views

Change of custom field type to bigint

I have a custom group where one of its custom fields is of type varchar(64). This field is storing huge numbers only (something that I did not know during development) so I want to convert it into a ...
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2answers
43 views

WordPress installation with MySql connection problem

I've been trying to install the lastest version, 5.9.1, on a new WordPress 5.0.3 site. Requirement checks all passed but when I clicked "Check Requirements and Install CiviCRM" button I got this error:...
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3answers
214 views

ER diagram for the latest Civicrm , Foreign key in Structure, test cases/plans

Where can I get the ER diagram for the latest CiviCRM? I need it for internal reporting purposes in our organization. I am able to download the Table structure from phpMyAdmin. However, it does not ...
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2answers
47 views

What could trigger a transaction rollback on contact save?

I have a few contacts in CiviCRM 4.7.27 for which changes in the "edit contact" form are not saving. The update queries are being sent to MySQL correctly, but they're in a transaction which is being ...
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3answers
708 views

Is 1Gb memory enough for small server?

We have AmazonAWS t2.micro server (free tier). T2. micro has 1 Gb of ram and 1 vCPU. Only CiviCRM (4.7.14) is hosted there along with its Drupal. Currently the database is very small (less than 5000 ...
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1answer
83 views

Temporary table keeps showing up and throwing MYISAM error and Missing Log Tables error

One installation I help with keeps throwing a MYISAM error that is related to a temporary table, as well as a "Missing Log Tables" error (which I assume is related as they always appear together). If ...
3
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1answer
207 views

timestamp mismatch

I have a host running in a different time-zone from where I am operation and unless I set the website time zone to the hosting time zone I get the following error in CiviCRM: Timestamps reported by ...
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0answers
33 views

Civivolunteer - Can't upgrade or install

I'm running CiviCRM 5.5.3 on Drupal 7.59. I installed CiviVolunteer a long time ago, but had disabled it, because no one wanted to use it at the time. Now, there is interest in using it. So, I ...
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2answers
109 views

Difficulties generating an entity's DAO and SQL for a new extension

I have been trying to generate DAO and SQL files for an entity I created with civix generate:entity ... according to the documentation ("Add a new entity" - 4.d.). Using the latest civicrm-core clone ...
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2answers
892 views

Database Error Code: Access denied for user 'civi'@'localhost' (using password: YES), 1045

I encounter a really weird issue. I'm moving my CiviCRM install from an Ubuntu 14.04 server to an Ubuntu 16.04 server. Mysql is now 5.7.21. CiviCRM version is the latest 4.7.30 The default SQL mode ...
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1answer
711 views

High-load situation produces “Deadlock found when trying to get lock; try restarting transaction”

Each year we go through an enrollment process, where we have groups of up to 60 users at a time registering for our site simultaneously on our one-CPU, 3GB virtual machine running the latest CiviCRM ...
2
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1answer
146 views

Issue with MySQL support

Attempting to install CiviCRM 4.6.38 in Wordpress 4.9.8, PHP 7.2.5, MariaDB 10.3.8, Nginx 1.14.0, Amazon Linux 2. Getting "MySQL support not included in PHP". PHPinfo shows mysqli and mysqlnd enabled.
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35 views

Three minute payment confirmation url response delay for payment processor

I have a coop.symbiotic.moneticoclassique payment-processor set up and right now everything but the response to the payment gateway works. The user pays for an item and is redirected to the payment ...
5
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1answer
439 views

Tweaking my.cnf for performance

Over the last year, with the help of mysqltuner, I've adjusted my.cnf to improve the performance of the 7 CiviCRM installations on my VPS. But in the last few days, as I upgraded my sites to 4.7.10, ...
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1answer
40 views

How can I restrict access to some CiviCRM tables at the database user level?

I have a Drupal multisite setup with two sites connected to the same civicrm database. One site needs access to all of the data as usual. But I would like to hide some data from the other site, so ...
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3answers
55 views

My hosting company does not support SUPER privilege - can I use CiviCRM with them?

I finally after a week and 3 tickets got CiviCRM/Joomla to install on my Startlogic hosted server, but I can't add anything to the database. The final response I got from Startlogic support was "...
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2answers
100 views

Foreign Key issues when restoring db

When we export our db and try restoring to another server we get the foreign key issue below so cant progress. Is it safe to Disable foreign key checks when importing into the new server? (we tried ...
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3answers
142 views

How can I completely remove previous improperly uninstalled CiviVolunteer?

I'm trying to install the CiviVolunteer extension (Drupal 7, Civi 5), but am getting this error message in response: Field: name must be unique. An conflicting entity already exists - id: 186 It ...
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4answers
70 views

Log table: nativecode=1118 ** Row size too large. You have to change some columns to TEXT or BLOBs

Pretty strange, since column mentioned is already of type TEXT. Full error message: [debug_info] => ALTER TABLE `civicrm_logs`.log_civicrm_value_grants_external_application_45 MODIFY `...
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1answer
111 views

SQL Syntax Error - When starting civicrm with joomla

Please help, i have no idea what is wrong, all is fine until i open civicrm with joomla, it displays sql syntax error, then when I try to look at my db functions with phpmyadmin there will be a whole ...
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2answers
301 views

Issues with Migration - Cannot add foreign key constraint

I'm having multiple issues with a CiviCRM 4.7.17 on WordPress 4.9.5 which has encouraged me to make different attempts to migrate the site following the official SysAdmin Guide. The closest I've ...
3
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2answers
156 views

DB Error: unknown error - [debug_info] => INSERT INTO civicrm_contact

it's fresh install of CiviCrm into my Joomla, run with UniserverZ (assume all Apps are in latest version) When I clicked CiviCRM, in Components, there was a DB Error: unknown error In the joomla/...
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1answer
12 views

Dokumente ablegen

gibt es in Civi eine Möglichkeit Dokumente, Bilder, Dateien abzulegen? In der Demo Version finde ich die Möglichkeit nicht. Vielen Dank für Eure Mühe. Beste Grüße Horst
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0answers
162 views

Wordpress V4.7.31 install - Cannot add or update a child row: a foreign key constraint fails

installation fails with a bunch of the same errors. Summary below: DB_Error object ( [error_message_prefix] => [MODE] => 1 [level] => 1024 [code] => -3 [MESSAGE] => db ERROR: ...
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5answers
585 views

Timestamp mismatch between MySQL and PHP

Every time I log in to CiviCRM I get the following error message: Timestamps reported by MySQL (eg "2015-11-06 13:44") and PHP (eg "2015-11-06 11:44" ) are mismatched. I am using CiviCRM 4.6.10 ...
5
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3answers
224 views

Add custom field and populated with array/data from a non-civicrm table

newby here with a quick question about custom fields. Is it possible to set up a custom field that queries a non-civicrm table? Hoping to create an autocomplete dropdown menu that does a SELECT on a ...
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1answer
20 views

Fixing null sort and display names

In one of the systems we support there are some contacts with NULL display and sort names. This means they don't show up in searches. How do we fix these?
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0answers
54 views

Activity Tab takes much time to load on civi 4.7.29

The activity tab on the contact summary page takes much time to load and list the activities. Below is the time-consuming query which takes around 20-25 sec each for the contacts having ~50 activity ...
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2answers
93 views

One Database or two?

Is there a reason to use two separate databases for CiviCRM and Drupal, or can I use the same for both? What would be affected if I used the same for both?
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3answers
82 views

migrating civi database from current hosting to civihosting.com

We recently signed up for shared hosting at civihosting.com and want to move our current site there. Both sites are running CiviCRM 4.7.29 and WordPress 4.9.1. I cannot get into the CiviCRM ...
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1answer
247 views

CiviCRM Wordpress Migration: Stumped by the Database

I am attempting to migrate an existing Wordpress CiviCRM installation to a new server, but am having some difficulty with the database part. The existing installation is Wordpress 3.8.1 and CiviCRM ...
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0answers
32 views

Should I be worried about granting select on civicrm tables to drupal user?

To use drupal views to display civicrm data, you need to grant SELECT on the relevant tables in the civicrm database to the drupal user. I want to start creating some views because they offer so much ...
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0answers
47 views

Too many tables - MySQL limitation - CiviCRM API errors

On CiviCRM 4.6.31 We have seen CiviCRM errors with SQL LEFT JOINs relating to custom data sets. It appears there is a MySQL limitation on how many tables can be joined. This impacts on a number of ...
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0answers
19 views

CiviReport - how do I return NULL values for Participant Report with Membership Details

I have created several custom reports for CiviReport. To create the SQL for these reports I have used 'Toad for MySQL' to visualise the proposed end-result. In my latest report I am trying to return ...
3
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1answer
51 views

What character is VALUE_SEPARATOR?

I need to run a MySQL query to split the values in the fee_level field of the civicrm_participant table. I just can't determine what character to use as the delimiter. When I look at VALUE_SEPARATOR ...
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2answers
38 views

Using an External (custom) Table in a Custom Report

I have several custom tables that I have created for use with extensions that I have built. I would like to use those tables in a custom report. What is the best approach for this? I checked the ...