X-Git-Url: http://wagnertech.de/git?a=blobdiff_plain;f=mysql.sql;h=b8d7e134ccbb4381aad1433b91f1e3f964a470c1;hb=HEAD;hp=396fd2d21cc3c465400e629fb144e4b5f6f4a0d1;hpb=c0ddf2c276ccbb7480ab690edfbd6c6e42a3ae39;p=timetracker.git

diff --git a/mysql.sql b/mysql.sql
index 396fd2d2..b8d7e134 100644
--- a/mysql.sql
+++ b/mysql.sql
@@ -3,7 +3,7 @@
 # 2) Then, execute this script from command prompt with a command like this:
 # mysql -h host -u user -p -D db_name < mysql.sql
 
-# create database timetracker character set = 'utf8';
+# create database timetracker character set = 'utf8mb4';
 
 # use timetracker;
 
@@ -16,7 +16,9 @@ CREATE TABLE `tt_groups` (
   `id` int(11) NOT NULL auto_increment,                  # group id
   `parent_id` int(11) default NULL,                      # parent group id
   `org_id` int(11) default NULL,                         # organization id (id of top group)
+  `group_key` varchar(32) default NULL,                  # group key
   `name` varchar(80) default NULL,                       # group name
+  `description` varchar(255) default NULL,               # group description
   `currency` varchar(7) default NULL,                    # currency symbol
   `decimal_mark` char(1) NOT NULL default '.',           # separator in decimals
   `lang` varchar(10) NOT NULL default 'en',              # language
@@ -33,6 +35,7 @@ CREATE TABLE `tt_groups` (
   `plugins` varchar(255) default NULL,                   # a list of enabled plugins for group
   `lock_spec` varchar(255) default NULL,                 # Cron specification for record locking,
                                                          # for example: "0 10 * * 1" for "weekly on Mon at 10:00".
+  `holidays` text default NULL,                          # holidays specification
   `workday_minutes` smallint(4) default 480,             # number of work minutes in a regular working day
   `custom_logo` tinyint(4) default 0,                    # whether to use a custom logo or not
   `config` text default NULL,                            # miscellaneous group configuration settings
@@ -74,7 +77,7 @@ create unique index role_idx on tt_roles(group_id, rank, status);
 
 # Insert site-wide roles - site administrator and top manager.
 INSERT INTO `tt_roles` (`group_id`, `name`, `rank`, `rights`) VALUES (0, 'Site administrator', 1024, 'administer_site');
-INSERT INTO `tt_roles` (`group_id`, `name`, `rank`, `rights`) VALUES (0, 'Top manager', 512, 'track_own_time,track_own_expenses,view_own_reports,view_own_charts,view_own_invoices,view_own_projects,view_own_tasks,manage_own_settings,view_users,track_time,track_expenses,view_reports,view_charts,view_own_clients,override_punch_mode,override_own_punch_mode,override_date_lock,override_own_date_lock,swap_roles,approve_timesheets,manage_own_account,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,override_allow_ip,manage_basic_settings,view_all_reports,manage_features,manage_advanced_settings,manage_roles,export_data,manage_subgroups,delete_group');
+INSERT INTO `tt_roles` (`group_id`, `name`, `rank`, `rights`) VALUES (0, 'Top manager', 512, 'track_own_time,track_own_expenses,view_own_reports,view_own_charts,view_own_projects,view_own_tasks,manage_own_settings,view_users,view_client_reports,view_client_invoices,track_time,track_expenses,view_reports,approve_reports,approve_timesheets,view_charts,view_own_clients,override_punch_mode,override_own_punch_mode,override_date_lock,override_own_date_lock,swap_roles,update_work,manage_own_account,manage_users,manage_projects,manage_tasks,manage_custom_fields,manage_clients,manage_invoices,override_allow_ip,manage_basic_settings,view_all_reports,manage_work,bid_on_work,manage_features,manage_advanced_settings,manage_roles,export_data,approve_all_reports,approve_own_timesheets,manage_subgroups,view_client_unapproved,delete_group');
 
 
 #
@@ -82,7 +85,7 @@ INSERT INTO `tt_roles` (`group_id`, `name`, `rank`, `rights`) VALUES (0, 'Top ma
 #
 CREATE TABLE `tt_users` (
   `id` int(11) NOT NULL auto_increment,            # user id
-  `login` varchar(50) COLLATE utf8_bin NOT NULL,   # user login
+  `login` varchar(50) COLLATE utf8mb4_bin NOT NULL,# user login
   `password` varchar(50) default NULL,             # password hash
   `name` varchar(100) default NULL,                # user name
   `group_id` int(11) NOT NULL,                     # group id
@@ -90,6 +93,7 @@ CREATE TABLE `tt_users` (
   `role_id` int(11) default NULL,                  # role id
   `client_id` int(11) default NULL,                # client id for "client" user role
   `rate` float(6,2) NOT NULL default '0.00',       # default hourly rate
+  `quota_percent` float(6,2) NOT NULL default '100.00', # percent of time quota
   `email` varchar(100) default NULL,               # user email
   `created` datetime default NULL,                 # creation timestamp
   `created_ip` varchar(45) default NULL,           # creator ip
@@ -115,13 +119,13 @@ INSERT INTO `tt_users` (`login`, `password`, `name`, `group_id`, `role_id`) VALU
 # Structure for table tt_projects.
 #
 CREATE TABLE `tt_projects` (
-  `id` int(11) NOT NULL auto_increment,         # project id
-  `group_id` int(11) NOT NULL,                  # group id
-  `org_id` int(11) default NULL,                # organization id
-  `name` varchar(80) COLLATE utf8_bin NOT NULL, # project name
-  `description` varchar(255) default NULL,      # project description
-  `tasks` text default NULL,                    # comma-separated list of task ids associated with this project
-  `status` tinyint(4) default 1,                # project status
+  `id` int(11) NOT NULL auto_increment,            # project id
+  `group_id` int(11) NOT NULL,                     # group id
+  `org_id` int(11) default NULL,                   # organization id
+  `name` varchar(80) COLLATE utf8mb4_bin NOT NULL, # project name
+  `description` varchar(255) default NULL,         # project description
+  `tasks` text default NULL,                       # comma-separated list of task ids associated with this project
+  `status` tinyint(4) default 1,                   # project status
   PRIMARY KEY (`id`)
 );
 
@@ -133,12 +137,12 @@ create unique index project_idx on tt_projects(group_id, name, status);
 # Structure for table tt_tasks.
 #
 CREATE TABLE `tt_tasks` (
-  `id` int(11) NOT NULL auto_increment,         # task id
-  `group_id` int(11) NOT NULL,                  # group id
-  `org_id` int(11) default NULL,                # organization id
-  `name` varchar(80) COLLATE utf8_bin NOT NULL, # task name
-  `description` varchar(255) default NULL,      # task description
-  `status` tinyint(4) default 1,                # task status
+  `id` int(11) NOT NULL auto_increment,            # task id
+  `group_id` int(11) NOT NULL,                     # group id
+  `org_id` int(11) default NULL,                   # organization id
+  `name` varchar(80) COLLATE utf8mb4_bin NOT NULL, # task name
+  `description` varchar(255) default NULL,         # task description
+  `status` tinyint(4) default 1,                   # task status
   PRIMARY KEY (`id`)
 );
 
@@ -153,6 +157,8 @@ CREATE TABLE `tt_user_project_binds` (
   `id` int(11) NOT NULL auto_increment, # bind id
   `user_id` int(11) NOT NULL,           # user id
   `project_id` int(11) NOT NULL,        # project id
+  `group_id` int(11) default NULL,      # group id
+  `org_id` int(11) default NULL,        # organization id
   `rate` float(6,2) default '0.00',     # rate for this user when working on this project
   `status` tinyint(4) default 1,        # bind status
   PRIMARY KEY (`id`)
@@ -166,13 +172,16 @@ create unique index bind_idx on tt_user_project_binds(user_id, project_id);
 # Structure for table tt_project_task_binds. This table maps projects to assigned tasks.
 #
 CREATE TABLE `tt_project_task_binds` (
-  `project_id` int(11) NOT NULL, # project id
-  `task_id` int(11) NOT NULL     # task id
+  `project_id` int(11) NOT NULL,        # project id
+  `task_id` int(11) NOT NULL,           # task id
+  `group_id` int(11) default NULL,      # group id
+  `org_id` int(11) default NULL         # organization id
 );
 
 # Indexes for tt_project_task_binds.
 create index project_idx on tt_project_task_binds(project_id);
 create index task_idx on tt_project_task_binds(task_id);
+create unique index project_task_idx on tt_project_task_binds(project_id, task_id);
 
 
 #
@@ -190,9 +199,11 @@ CREATE TABLE `tt_log` (
   `client_id` int(11) default NULL,                # client id
   `project_id` int(11) default NULL,               # project id
   `task_id` int(11) default NULL,                  # task id
+  `timesheet_id` int(11) default NULL,             # timesheet id
   `invoice_id` int(11) default NULL,               # invoice id
   `comment` text,                                  # user provided comment for time record
   `billable` tinyint(4) default 0,                 # whether the record is billable or not
+  `approved` tinyint(4) default 0,                 # whether the record is approved
   `paid` tinyint(4) default 0,                     # whether the record is paid
   `created` datetime default NULL,                 # creation timestamp
   `created_ip` varchar(45) default NULL,           # creator ip
@@ -212,19 +223,20 @@ create index client_idx on tt_log(client_id);
 create index invoice_idx on tt_log(invoice_id);
 create index project_idx on tt_log(project_id);
 create index task_idx on tt_log(task_id);
+create index timesheet_idx on tt_log(timesheet_id);
 
 
 #
 # Structure for table tt_invoices. Invoices are issued to clients for billable work.
 #
 CREATE TABLE `tt_invoices` (
-  `id` int(11) NOT NULL auto_increment,         # invoice id
-  `group_id` int(11) NOT NULL,                  # group id
-  `org_id` int(11) default NULL,                # organization id
-  `name` varchar(80) COLLATE utf8_bin NOT NULL, # invoice name
-  `date` date NOT NULL,                         # invoice date
-  `client_id` int(11) NOT NULL,                 # client id
-  `status` tinyint(4) default 1,                # invoice status
+  `id` int(11) NOT NULL auto_increment,            # invoice id
+  `group_id` int(11) NOT NULL,                     # group id
+  `org_id` int(11) default NULL,                   # organization id
+  `name` varchar(80) COLLATE utf8mb4_bin NOT NULL, # invoice name
+  `date` date NOT NULL,                            # invoice date
+  `client_id` int(11) NOT NULL,                    # client id
+  `status` tinyint(4) default 1,                   # invoice status
   PRIMARY KEY (`id`)
 );
 
@@ -249,13 +261,17 @@ CREATE TABLE `tt_fav_reports` (
   `id` int(11) NOT NULL auto_increment,                  # favorite report id
   `name` varchar(200) NOT NULL,                          # favorite report name
   `user_id` int(11) NOT NULL,                            # user id favorite report belongs to
+  `group_id` int(11) default NULL,                       # group id
+  `org_id` int(11) default NULL,                         # organization id
   `report_spec` text default NULL,                       # future replacement field for all report settings
   `client_id` int(11) default NULL,                      # client id (if selected)
   `cf_1_option_id` int(11) default NULL,                 # custom field 1 option id (if selected)
   `project_id` int(11) default NULL,                     # project id (if selected)
   `task_id` int(11) default NULL,                        # task id (if selected)
   `billable` tinyint(4) default NULL,                    # whether to include billable, not billable, or all records
+  `approved` tinyint(4) default NULL,                    # whether to include approved, unapproved, or all records
   `invoice` tinyint(4) default NULL,                     # whether to include invoiced, not invoiced, or all records
+  `timesheet` tinyint(4) default NULL,                   # include records with a specific timesheet status, or all records
   `paid_status` tinyint(4) default NULL,                 # whether to include paid, not paid, or all records
   `users` text default NULL,                             # Comma-separated list of user ids. Nothing here means "all" users.
   `period` tinyint(4) default NULL,                      # selected period type for report
@@ -266,12 +282,14 @@ CREATE TABLE `tt_fav_reports` (
   `show_paid` tinyint(4) NOT NULL default 0,             # whether to show paid column
   `show_ip` tinyint(4) NOT NULL default 0,               # whether to show ip column
   `show_project` tinyint(4) NOT NULL default 0,          # whether to show project column
+  `show_timesheet` tinyint(4) NOT NULL default 0,        # whether to show timesheet column
   `show_start` tinyint(4) NOT NULL default 0,            # whether to show start field
   `show_duration` tinyint(4) NOT NULL default 0,         # whether to show duration field
   `show_cost` tinyint(4) NOT NULL default 0,             # whether to show cost field
   `show_task` tinyint(4) NOT NULL default 0,             # whether to show task column
   `show_end` tinyint(4) NOT NULL default 0,              # whether to show end field
   `show_note` tinyint(4) NOT NULL default 0,             # whether to show note column
+  `show_approved` tinyint(4) NOT NULL default 0,         # whether to show approved column
   `show_custom_field_1` tinyint(4) NOT NULL default 0,   # whether to show custom field 1
   `show_work_units` tinyint(4) NOT NULL default 0,       # whether to show work units
   `show_totals_only` tinyint(4) NOT NULL default 0,      # whether to show totals only
@@ -289,6 +307,7 @@ CREATE TABLE `tt_fav_reports` (
 CREATE TABLE `tt_cron` (
   `id` int(11) NOT NULL auto_increment,         # entry id
   `group_id` int(11) NOT NULL,                  # group id
+  `org_id` int(11) default NULL,                # organization id
   `cron_spec` varchar(255) NOT NULL,            # cron specification, "0 1 * * *" for "daily at 01:00"
   `last` int(11) default NULL,                  # UNIX timestamp of when job was last run
   `next` int(11) default NULL,                  # UNIX timestamp of when to run next job
@@ -306,14 +325,14 @@ CREATE TABLE `tt_cron` (
 # Structure for table tt_clients. A client is an entity for whom work is performed and who may be invoiced.
 #
 CREATE TABLE `tt_clients` (
-  `id` int(11) NOT NULL AUTO_INCREMENT,         # client id
-  `group_id` int(11) NOT NULL,                  # group id
-  `org_id` int(11) default NULL,                # organization id
-  `name` varchar(80) COLLATE utf8_bin NOT NULL, # client name
-  `address` varchar(255) default NULL,          # client address
-  `tax` float(6,2) default '0.00',              # applicable tax for this client
-  `projects` text default NULL,                 # comma-separated list of project ids assigned to this client
-  `status` tinyint(4) default 1,                # client status
+  `id` int(11) NOT NULL AUTO_INCREMENT,            # client id
+  `group_id` int(11) NOT NULL,                     # group id
+  `org_id` int(11) default NULL,                   # organization id
+  `name` varchar(80) COLLATE utf8mb4_bin NOT NULL, # client name
+  `address` varchar(255) default NULL,             # client address
+  `tax` float(6,2) default '0.00',                 # applicable tax for this client
+  `projects` text default NULL,                    # comma-separated list of project ids assigned to this client
+  `status` tinyint(4) default 1,                   # client status
   PRIMARY KEY (`id`)
 );
 
@@ -325,13 +344,16 @@ create unique index client_name_idx on tt_clients(group_id, name, status);
 # Structure for table tt_client_project_binds. This table maps clients to assigned projects.
 #
 CREATE TABLE `tt_client_project_binds` (
-  `client_id` int(11) NOT NULL, # client id
-  `project_id` int(11) NOT NULL # project id
+  `client_id` int(11) NOT NULL,                    # client id
+  `project_id` int(11) NOT NULL,                   # project id
+  `group_id` int(11) default NULL,                 # group id
+  `org_id` int(11) default NULL                    # organization id
 );
 
 # Indexes for tt_client_project_binds.
 create index client_idx on tt_client_project_binds(client_id);
 create index project_idx on tt_client_project_binds(project_id);
+create unique index client_project_idx on tt_client_project_binds(client_id, project_id);
 
 
 #
@@ -340,6 +362,8 @@ create index project_idx on tt_client_project_binds(project_id);
 #
 CREATE TABLE `tt_config` (
   `user_id` int(11) NOT NULL,            # user id
+  `group_id` int(11) default NULL,       # group id
+  `org_id` int(11) default NULL,         # organization id
   `param_name` varchar(32) NOT NULL,     # parameter name
   `param_value` varchar(80) default NULL # parameter value
 );
@@ -356,6 +380,8 @@ create unique index param_idx on tt_config(user_id, param_name);
 CREATE TABLE `tt_custom_fields` (
   `id` int(11) NOT NULL auto_increment,    # custom field id
   `group_id` int(11) NOT NULL,             # group id
+  `org_id` int(11) default NULL,           # organization id
+  `entity_type` tinyint(4) default 1,      # type of entity custom field is associated with (time, user, project, task, etc.)
   `type` tinyint(4) NOT NULL default 0,    # custom field type (text or dropdown)
   `label` varchar(32) NOT NULL default '', # custom field label
   `required` tinyint(4) default 0,         # whether this custom field is mandatory for time records
@@ -369,8 +395,11 @@ CREATE TABLE `tt_custom_fields` (
 #
 CREATE TABLE `tt_custom_field_options` (
   `id` int(11) NOT NULL auto_increment,    # option id
+  `group_id` int(11) default NULL,         # group id
+  `org_id` int(11) default NULL,           # organization id
   `field_id` int(11) NOT NULL,             # custom field id
   `value` varchar(32) NOT NULL default '', # option value
+  `status` tinyint(4) default 1,           # option status
   PRIMARY KEY  (`id`)
 );
 
@@ -380,7 +409,9 @@ CREATE TABLE `tt_custom_field_options` (
 # This table supplements tt_log and contains custom field values for records.
 #
 CREATE TABLE `tt_custom_field_log` (
-  `id` bigint NOT NULL auto_increment, # cutom field log id
+  `id` bigint NOT NULL auto_increment, # custom field log id
+  `group_id` int(11) default NULL,     # group id
+  `org_id` int(11) default NULL,       # organization id
   `log_id` bigint NOT NULL,            # id of a record in tt_log this record corresponds to
   `field_id` int(11) NOT NULL,         # custom field id
   `option_id` int(11) default NULL,    # Option id. Used for dropdown custom fields.
@@ -392,6 +423,36 @@ CREATE TABLE `tt_custom_field_log` (
 create index log_idx on tt_custom_field_log(log_id);
 
 
+#
+# Structure for table tt_entity_custom_fields.
+# This table stores custom field values for entities such as users and projects
+# except for "time" entity (and possibly "expense" in future).
+# "time" custom fields are kept separately in tt_custom_field_log
+# because tt_log (and tt_custom_field_log) can grow very large.
+#
+CREATE TABLE `tt_entity_custom_fields` (
+  `id` int(10) unsigned NOT NULL auto_increment, # record id in this table
+  `group_id` int(10) unsigned NOT NULL,          # group id
+  `org_id` int(10) unsigned NOT NULL,            # organization id
+  `entity_type` tinyint(4) NOT NULL,             # entity type
+  `entity_id` int(10) unsigned NOT NULL,         # entity id this record corresponds to
+  `field_id` int(10) unsigned NOT NULL,          # custom field id
+  `option_id` int(10) unsigned default NULL,     # Option id. Used for dropdown custom fields.
+  `value` varchar(255) default NULL,             # Text value. Used for text custom fields.
+  `created` datetime default NULL,               # creation timestamp
+  `created_ip` varchar(45) default NULL,         # creator ip
+  `created_by` int(10) unsigned default NULL,    # creator user_id
+  `modified` datetime default NULL,              # modification timestamp
+  `modified_ip` varchar(45) default NULL,        # modifier ip
+  `modified_by` int(10) unsigned default NULL,   # modifier user_id
+  `status` tinyint(4) default 1,                 # record status
+  PRIMARY KEY  (`id`)
+);
+
+# Create an index that guarantees unique custom fields per entity.
+create unique index entity_idx on tt_entity_custom_fields(entity_type, entity_id, field_id);
+
+
 #
 # Structure for table tt_expense_items.
 # This table lists expense items.
@@ -401,11 +462,13 @@ CREATE TABLE `tt_expense_items` (
   `date` date NOT NULL,                   # date the record is for
   `user_id` int(11) NOT NULL,             # user id the expense item is reported by
   `group_id` int(11) default NULL,        # group id
+  `org_id` int(11) default NULL,          # organization id
   `client_id` int(11) default NULL,       # client id
   `project_id` int(11) default NULL,      # project id
   `name` text NOT NULL,                   # expense item name (what is an expense for)
   `cost` decimal(10,2) default '0.00',    # item cost (including taxes, etc.)
   `invoice_id` int(11) default NULL,      # invoice id
+  `approved` tinyint(4) default 0,        # whether the item is approved
   `paid` tinyint(4) default 0,            # whether the item is paid
   `created` datetime default NULL,        # creation timestamp
   `created_ip` varchar(45) default NULL,  # creator ip
@@ -433,6 +496,7 @@ create index invoice_idx on tt_expense_items(invoice_id);
 CREATE TABLE `tt_predefined_expenses` (
   `id` int(11) NOT NULL auto_increment, # predefined expense id
   `group_id` int(11) NOT NULL,          # group id
+  `org_id` int(11) default NULL,        # organization id
   `name` varchar(255) NOT NULL,         # predefined expense name, such as mileage
   `cost` decimal(10,2) default '0.00',  # cost for one unit
   PRIMARY KEY  (`id`)
@@ -445,6 +509,7 @@ CREATE TABLE `tt_predefined_expenses` (
 #
 CREATE TABLE `tt_monthly_quotas` (
   `group_id` int(11) NOT NULL,            # group id
+  `org_id` int(11) default NULL,          # organization id
   `year` smallint(5) UNSIGNED NOT NULL,   # quota year
   `month` tinyint(3) UNSIGNED NOT NULL,   # quota month
   `minutes` int(11) default NULL,         # quota in minutes in specified month and year
@@ -452,6 +517,117 @@ CREATE TABLE `tt_monthly_quotas` (
 );
 
 
+#
+# Structure for table tt_timesheets. This table keeps timesheet related information.
+#
+CREATE TABLE `tt_timesheets` (
+  `id` int(11) NOT NULL auto_increment,            # timesheet id
+  `user_id` int(11) NOT NULL,                      # user id
+  `group_id` int(11) default NULL,                 # group id
+  `org_id` int(11) default NULL,                   # organization id
+  `client_id` int(11) default NULL,                # client id
+  `project_id` int(11) default NULL,               # project id
+  `name` varchar(80) COLLATE utf8mb4_bin NOT NULL, # timesheet name
+  `comment` text,                                  # timesheet comment
+  `start_date` date NOT NULL,                      # timesheet start date
+  `end_date` date NOT NULL,                        # timesheet end date
+  `submit_status` tinyint(4) default NULL,         # submit status
+  `approve_status` tinyint(4) default NULL,        # approve status
+  `approve_comment` text,                          # approve comment
+  `created` datetime default NULL,                 # creation timestamp
+  `created_ip` varchar(45) default NULL,           # creator ip
+  `created_by` int(11) default NULL,               # creator user_id
+  `modified` datetime default NULL,                # modification timestamp
+  `modified_ip` varchar(45) default NULL,          # modifier ip
+  `modified_by` int(11) default NULL,              # modifier user_id
+  `status` tinyint(4) default 1,                   # timesheet status
+  PRIMARY KEY (`id`)
+);
+
+
+#
+# Structure for table tt_templates.
+# This table keeps templates used in groups.
+#
+CREATE TABLE `tt_templates` (
+  `id` int(11) NOT NULL auto_increment,   # template id
+  `group_id` int(11) default NULL,        # group id
+  `org_id` int(11) default NULL,          # organization id
+  `name` varchar(80) COLLATE utf8mb4_bin NOT NULL, # template name
+  `description` varchar(255) default NULL,         # template description
+  `content` text,                         # template content
+  `created` datetime default NULL,        # creation timestamp
+  `created_ip` varchar(45) default NULL,  # creator ip
+  `created_by` int(11) default NULL,      # creator user_id
+  `modified` datetime default NULL,       # modification timestamp
+  `modified_ip` varchar(45) default NULL, # modifier ip
+  `modified_by` int(11) default NULL,     # modifier user_id
+  `status` tinyint(4) default 1,          # template status
+  PRIMARY KEY  (`id`)
+);
+
+
+#
+# Structure for table tt_files.
+# This table keeps file attachment information.
+#
+CREATE TABLE `tt_files` (
+  `id` int(10) unsigned NOT NULL auto_increment, # file id
+  `group_id` int(10) unsigned,                   # group id
+  `org_id` int(10) unsigned,                     # organization id
+  `remote_id` bigint(20) unsigned,               # file id in storage facility
+  `file_key` varchar(32),                        # file key
+  `entity_type` varchar(32),                     # type of entity file is associated with (project, task, etc.)
+  `entity_id` int(10) unsigned,                  # entity id
+  `file_name` varchar(80) COLLATE utf8mb4_bin NOT NULL, # file name
+  `description` varchar(255) default NULL,       # file description
+  `created` datetime default NULL,               # creation timestamp
+  `created_ip` varchar(45) default NULL,         # creator ip
+  `created_by` int(10) unsigned,                 # creator user_id
+  `modified` datetime default NULL,              # modification timestamp
+  `modified_ip` varchar(45) default NULL,        # modifier ip
+  `modified_by` int(10) unsigned,                # modifier user_id
+  `status` tinyint(1) default 1,                 # file status
+  PRIMARY KEY  (`id`)
+);
+
+
+#
+# Structure for table tt_work_currencies.
+# This table keeps currencies supported by remote work plugin.
+#
+CREATE TABLE `tt_work_currencies` (
+  `id` int(10) unsigned NOT NULL,    # currency id
+  `name` varchar(10) NOT NULL,       # currency name (USD, CAD, etc.)
+  PRIMARY KEY  (`id`)
+);
+
+# Create an index that guarantees unique work currencies.
+create unique index currency_idx on tt_work_currencies(`name`);
+
+INSERT INTO `tt_work_currencies` (`id`, `name`) VALUES ('1', 'USD'), ('2', 'CAD'), ('3', 'AUD'), ('4', 'EUR'), ('5', 'NZD');
+
+
+#
+# Structure for table tt_work_categories.
+# This table keeps work categories supported by remote work plugin.
+#
+CREATE TABLE `tt_work_categories` (
+  `id` int(10) unsigned NOT NULL,     # Category id.
+  `parents` text default NULL,        # Comma-separated list of parent ids associated with this category.
+  `name` varchar(64) NOT NULL,        # English category name.
+  `name_localized` text default NULL, # Comma-separated list of localized category names in other languages.
+                                      # Example: es:Codificación,ru:Кодирование.
+  PRIMARY KEY  (`id`)
+);
+
+# Insert some default categories. Table content to be updated at run time, though.
+INSERT INTO `tt_work_categories` (`id`, `parents`, `name`, `name_localized`) VALUES ('1', NULL, 'Coding', 'es:Codificación,ru:Кодирование');
+INSERT INTO `tt_work_categories` (`id`, `parents`, `name`, `name_localized`) VALUES ('2', NULL, 'Other', 'es:Otra,ru:Другое');
+INSERT INTO `tt_work_categories` (`id`, `parents`, `name`, `name_localized`) VALUES ('3', '1', 'PHP', NULL);
+INSERT INTO `tt_work_categories` (`id`, `parents`, `name`, `name_localized`) VALUES ('4', '1', 'C/C++', NULL);
+
+
 #
 # Structure for table tt_site_config. This table stores configuration data
 # for Time Tracker site as a whole.
@@ -465,4 +641,4 @@ CREATE TABLE `tt_site_config` (
   PRIMARY KEY  (`param_name`)
 );
 
-INSERT INTO `tt_site_config` (`param_name`, `param_value`, `created`) VALUES ('version_db', '1.18.11', now()); # TODO: change when structure changes.
+INSERT INTO `tt_site_config` (`param_name`, `param_value`, `created`) VALUES ('version_db', '1.19.7', now()); # TODO: change when structure changes.