Convert to abstract schema

This adds the postgres schema to the extension

Bug: T259375
Change-Id: Ib0dca100c9885b12bc53228eddac72a5fb855d26

includes/Hooks.php

@@ -216,7 +216,7 @@ class Hooks implements RecentChange_saveHook {
 
 		$dir = dirname( __DIR__ ) . '/sql';
 
-		$updater->addExtensionTable( 'echo_event', "$dir/echo.sql" );
+		$updater->addExtensionTable( 'echo_event', "$dir/$dbType/tables-generated.sql" );
 
 		// 1.33
 		// Can't use addPostDatabaseUpdateMaintenance() here because that would
@@ -254,7 +254,7 @@ class Hooks implements RecentChange_saveHook {
 		// Otherwise they are not created in the place they are accesses, because
 		// DatabaseUpdater does not support other databases other than main wiki schema.
 		if ( $wgEchoSharedTrackingCluster === false && $wgEchoSharedTrackingDB === false ) {
-			$updater->addExtensionTable( 'echo_unread_wikis', "$dir/echo_unread_wikis.sql" );
+			$updater->addExtensionTable( 'echo_unread_wikis', "$dir/$dbType/tables-sharedtracking-generated.sql" );
 
 			// 1.34 (backported) - not for sqlite, the used data type supports the new length
 			if ( $updater->getDB()->getType() === 'mysql' ) {

sql/echo.sql

@@ -1,96 +0,0 @@
--- Database Schema for Echo notification system
-
--- An event is a thing that happened that caused one or more users to be notified.
--- For every notified user, there is a corresponding row in the echo_notification table.
-CREATE TABLE /*_*/echo_event (
-	-- Unique auto-increment ID
-	event_id int unsigned not null primary key auto_increment,
-	-- Event type; one of the keys in $wgEchoNotifications
-	event_type varchar(64) binary not null,
-	-- Unused, always null
-	event_variant varchar(64) binary null,
-	-- The agent (user who triggered the event), if any. If the agent is a logged-in user,
-	-- event_agent_id contains their user ID and event_agent_ip is null. If the agent is
-	-- an anonymous user , event_agent_ip contains their IP address and event_agent_id is null.
-	-- If the event doesn't have an agent, both fields are null.
-	event_agent_id int unsigned null,
-	event_agent_ip varchar(39) binary null,
-	-- JSON blob with additional information about the event
-	event_extra BLOB NULL,
-	-- Page ID of the page the event happened on, if any (key to page_id)
-	event_page_id int unsigned null,
-	-- Whether the event pertains to a deleted page and should be hidden. Events are marked as
-	-- deleted when the related page is deleted, and unmarked as deleted when the related page
-	-- is undeleted
-	event_deleted tinyint unsigned not null default 0
-) /*$wgDBTableOptions*/;
-
--- Index to get only "alert" types or only "message" types
-CREATE INDEX /*i*/echo_event_type ON /*_*/echo_event (event_type);
--- Index to find events for a specific page
-CREATE INDEX /*i*/echo_event_page_id ON /*_*/echo_event (event_page_id);
-
--- A notification is a user being notified about a certain event. Multiple users can be notified
--- about the same event.
-CREATE TABLE /*_*/echo_notification (
-	-- Key to event_id
-	notification_event int unsigned not null,
-	-- Key to user_id
-	notification_user int unsigned not null,
-	-- Timestamp when the notification was created
-	notification_timestamp binary(14) not null,
-	-- Timestamp when the user read the notification, or null if unread
-	notification_read_timestamp binary(14) null,
-	-- Hash for bundling together similar notifications. Notifications that can be bundled together
-	-- will have the same hash
-	notification_bundle_hash varchar(32) binary not null,
-	PRIMARY KEY (notification_user, notification_event)
-) /*$wgDBTableOptions*/;
-
--- Index to get a user's notifications in chronological order
-CREATE INDEX /*i*/echo_user_timestamp ON /*_*/echo_notification (notification_user,notification_timestamp);
--- Used to get all notifications for a given event
-CREATE INDEX /*i*/echo_notification_event ON /*_*/echo_notification (notification_event);
--- Used to get read/unread notifications for a user
-CREATE INDEX /*i*/echo_notification_user_read_timestamp ON /*_*/echo_notification (notification_user, notification_read_timestamp);
-
--- Table gathering events for batch emails
--- If a user asks to receive batch emails, events are gathered in this table until it's time to
--- send an email. Once a user has been emailed about an event, it's deleted from this table.
-CREATE TABLE /*_*/echo_email_batch (
-	-- Unique auto-increment ID
-	eeb_id int unsigned not null primary key auto_increment,
-	-- Key to user_id
-	eeb_user_id int unsigned not null,
-	-- Priority of the event as defined in $wgEchoNotifications; events with lower numbers are listed first
-	eeb_event_priority tinyint unsigned not null default 10,
-	-- Key to event_id
-	eeb_event_id int unsigned not null,
-	-- Same value as notification_bundle_hash, or a unique value if notification_bundle_hash is empty
-	eeb_event_hash varchar(32) binary not null
-) /*$wgDBTableOptions*/;
-
--- Used to delete events once they have been processed, and to identify users with events to process
-CREATE UNIQUE INDEX /*i*/echo_email_batch_user_event ON /*_*/echo_email_batch (eeb_user_id,eeb_event_id);
--- Used to get a list of events for a user, grouping events with the same hash and ordering by priority
-CREATE INDEX /*i*/echo_email_batch_user_hash_priority ON /*_*/echo_email_batch (eeb_user_id, eeb_event_hash, eeb_event_priority);
-
--- A "target page" of an event is a page that, when the user visits it, causes the event to be
--- marked as read. Typically this is the same as the event's event_page_id, but some events
--- have multiple target pages, and many events don't set a target page at all. An event's
--- target pages are derived from the 'target-page' key in event_extra.
--- This table is also used for moderating events when the related page is deleted,
--- but this should use event_page_id instead (T217452).
-CREATE TABLE /*_*/echo_target_page (
-	-- Unique auto-increment ID
-	etp_id int unsigned not null primary key auto_increment,
-	-- Key to page_id
-	etp_page int unsigned not null default 0,
-	-- Key to event_id
-	etp_event int unsigned not null default 0
-) /*$wgDBTableOptions*/;
-
--- Not currently used
-CREATE INDEX /*i*/echo_target_page_event ON /*_*/echo_target_page (etp_event);
--- Used to get the events associated with a given page
-CREATE INDEX /*i*/echo_target_page_page_event ON /*_*/echo_target_page (etp_page, etp_event);

sql/echo_unread_wikis.sql

@@ -1,18 +0,0 @@
-CREATE TABLE /*_*/echo_unread_wikis (
-	-- Primary key
-	euw_id INT UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT,
-	-- Global user id
-	euw_user INT UNSIGNED NOT NULL,
-	-- Name of wiki
-	euw_wiki VARCHAR(64) NOT NULL,
-	-- unread alerts count on that wiki
-	euw_alerts INT UNSIGNED NOT NULL,
-	-- Timestamp of the most recent unread alert
-	euw_alerts_ts BINARY(14) NOT NULL,
-	-- unread messages count on that wiki
-	euw_messages INT UNSIGNED NOT NULL,
-	-- Timestamp of the most recent unread message
-	euw_messages_ts BINARY(14) NOT NULL
-) /*$wgDBTableOptions*/;
-
-CREATE UNIQUE INDEX /*i*/echo_unread_wikis_user_wiki ON /*_*/echo_unread_wikis (euw_user,euw_wiki);

sql/mysql/tables-generated.sql

@@ -0,0 +1,94 @@
+-- This file is automatically generated using maintenance/generateSchemaSql.php.
+-- Source: sql/tables.json
+-- Do not modify this file directly.
+-- See https://www.mediawiki.org/wiki/Manual:Schema_changes
+CREATE TABLE /*_*/echo_event (
+  event_id INT UNSIGNED AUTO_INCREMENT NOT NULL,
+  event_type VARBINARY(64) NOT NULL,
+  event_variant VARBINARY(64) DEFAULT NULL,
+  event_agent_id INT UNSIGNED DEFAULT NULL,
+  event_agent_ip VARBINARY(39) DEFAULT NULL,
+  event_extra BLOB DEFAULT NULL,
+  event_page_id INT UNSIGNED DEFAULT NULL,
+  event_deleted TINYINT UNSIGNED DEFAULT 0 NOT NULL,
+  INDEX echo_event_type (event_type),
+  INDEX echo_event_page_id (event_page_id),
+  PRIMARY KEY(event_id)
+) /*$wgDBTableOptions*/;
+
+
+CREATE TABLE /*_*/echo_notification (
+  notification_event INT UNSIGNED NOT NULL,
+  notification_user INT UNSIGNED NOT NULL,
+  notification_timestamp BINARY(14) NOT NULL,
+  notification_read_timestamp BINARY(14) DEFAULT NULL,
+  notification_bundle_hash VARBINARY(32) NOT NULL,
+  INDEX echo_user_timestamp (
+    notification_user, notification_timestamp
+  ),
+  INDEX echo_notification_event (notification_event),
+  INDEX echo_notification_user_read_timestamp (
+    notification_user, notification_read_timestamp
+  ),
+  PRIMARY KEY(
+    notification_user, notification_event
+  )
+) /*$wgDBTableOptions*/;
+
+
+CREATE TABLE /*_*/echo_email_batch (
+  eeb_id INT UNSIGNED AUTO_INCREMENT NOT NULL,
+  eeb_user_id INT UNSIGNED NOT NULL,
+  eeb_event_priority TINYINT UNSIGNED DEFAULT 10 NOT NULL,
+  eeb_event_id INT UNSIGNED NOT NULL,
+  eeb_event_hash VARBINARY(32) NOT NULL,
+  UNIQUE INDEX echo_email_batch_user_event (eeb_user_id, eeb_event_id),
+  INDEX echo_email_batch_user_hash_priority (
+    eeb_user_id, eeb_event_hash, eeb_event_priority
+  ),
+  PRIMARY KEY(eeb_id)
+) /*$wgDBTableOptions*/;
+
+
+CREATE TABLE /*_*/echo_target_page (
+  etp_id INT UNSIGNED AUTO_INCREMENT NOT NULL,
+  etp_page INT UNSIGNED DEFAULT 0 NOT NULL,
+  etp_event INT UNSIGNED DEFAULT 0 NOT NULL,
+  INDEX echo_target_page_event (etp_event),
+  INDEX echo_target_page_page_event (etp_page, etp_event),
+  PRIMARY KEY(etp_id)
+) /*$wgDBTableOptions*/;
+
+
+CREATE TABLE /*_*/echo_push_provider (
+  epp_id TINYINT UNSIGNED AUTO_INCREMENT NOT NULL,
+  epp_name TINYBLOB NOT NULL,
+  PRIMARY KEY(epp_id)
+) /*$wgDBTableOptions*/;
+
+
+CREATE TABLE /*_*/echo_push_subscription (
+  eps_id INT UNSIGNED AUTO_INCREMENT NOT NULL,
+  eps_user INT UNSIGNED NOT NULL,
+  eps_token BLOB NOT NULL,
+  eps_token_sha256 CHAR(64) NOT NULL,
+  eps_provider TINYINT UNSIGNED NOT NULL,
+  eps_updated TIMESTAMP NOT NULL,
+  eps_data BLOB DEFAULT NULL,
+  eps_topic TINYINT UNSIGNED DEFAULT NULL,
+  UNIQUE INDEX eps_token_sha256 (eps_token_sha256),
+  INDEX eps_provider (eps_provider),
+  INDEX eps_topic (eps_topic),
+  INDEX eps_user (eps_user),
+  INDEX eps_token (
+    eps_token(10)
+  ),
+  PRIMARY KEY(eps_id)
+) /*$wgDBTableOptions*/;
+
+
+CREATE TABLE /*_*/echo_push_topic (
+  ept_id TINYINT UNSIGNED AUTO_INCREMENT NOT NULL,
+  ept_text TINYBLOB NOT NULL,
+  PRIMARY KEY(ept_id)
+) /*$wgDBTableOptions*/;

sql/mysql/tables-sharedtracking-generated.sql

@@ -0,0 +1,15 @@
+-- This file is automatically generated using maintenance/generateSchemaSql.php.
+-- Source: sql/tables-sharedtracking.json
+-- Do not modify this file directly.
+-- See https://www.mediawiki.org/wiki/Manual:Schema_changes
+CREATE TABLE /*_*/echo_unread_wikis (
+  euw_id INT UNSIGNED AUTO_INCREMENT NOT NULL,
+  euw_user INT UNSIGNED NOT NULL,
+  euw_wiki VARCHAR(64) NOT NULL,
+  euw_alerts INT UNSIGNED NOT NULL,
+  euw_alerts_ts BINARY(14) NOT NULL,
+  euw_messages INT UNSIGNED NOT NULL,
+  euw_messages_ts BINARY(14) NOT NULL,
+  UNIQUE INDEX echo_unread_wikis_user_wiki (euw_user, euw_wiki),
+  PRIMARY KEY(euw_id)
+) /*$wgDBTableOptions*/;

sql/postgres/tables-generated.sql

@@ -0,0 +1,106 @@
+-- This file is automatically generated using maintenance/generateSchemaSql.php.
+-- Source: sql/tables.json
+-- Do not modify this file directly.
+-- See https://www.mediawiki.org/wiki/Manual:Schema_changes
+CREATE TABLE echo_event (
+  event_id SERIAL NOT NULL,
+  event_type TEXT NOT NULL,
+  event_variant TEXT DEFAULT NULL,
+  event_agent_id INT DEFAULT NULL,
+  event_agent_ip TEXT DEFAULT NULL,
+  event_extra TEXT DEFAULT NULL,
+  event_page_id INT DEFAULT NULL,
+  event_deleted SMALLINT DEFAULT 0 NOT NULL,
+  PRIMARY KEY(event_id)
+);
+
+CREATE INDEX echo_event_type ON echo_event (event_type);
+
+CREATE INDEX echo_event_page_id ON echo_event (event_page_id);
+
+
+CREATE TABLE echo_notification (
+  notification_event INT NOT NULL,
+  notification_user INT NOT NULL,
+  notification_timestamp TIMESTAMPTZ NOT NULL,
+  notification_read_timestamp TIMESTAMPTZ DEFAULT NULL,
+  notification_bundle_hash TEXT NOT NULL,
+  PRIMARY KEY(
+    notification_user, notification_event
+  )
+);
+
+CREATE INDEX echo_user_timestamp ON echo_notification (
+  notification_user, notification_timestamp
+);
+
+CREATE INDEX echo_notification_event ON echo_notification (notification_event);
+
+CREATE INDEX echo_notification_user_read_timestamp ON echo_notification (
+  notification_user, notification_read_timestamp
+);
+
+
+CREATE TABLE echo_email_batch (
+  eeb_id SERIAL NOT NULL,
+  eeb_user_id INT NOT NULL,
+  eeb_event_priority SMALLINT DEFAULT 10 NOT NULL,
+  eeb_event_id INT NOT NULL,
+  eeb_event_hash TEXT NOT NULL,
+  PRIMARY KEY(eeb_id)
+);
+
+CREATE UNIQUE INDEX echo_email_batch_user_event ON echo_email_batch (eeb_user_id, eeb_event_id);
+
+CREATE INDEX echo_email_batch_user_hash_priority ON echo_email_batch (
+  eeb_user_id, eeb_event_hash, eeb_event_priority
+);
+
+
+CREATE TABLE echo_target_page (
+  etp_id SERIAL NOT NULL,
+  etp_page INT DEFAULT 0 NOT NULL,
+  etp_event INT DEFAULT 0 NOT NULL,
+  PRIMARY KEY(etp_id)
+);
+
+CREATE INDEX echo_target_page_event ON echo_target_page (etp_event);
+
+CREATE INDEX echo_target_page_page_event ON echo_target_page (etp_page, etp_event);
+
+
+CREATE TABLE echo_push_provider (
+  epp_id SMALLSERIAL NOT NULL,
+  epp_name TEXT NOT NULL,
+  PRIMARY KEY(epp_id)
+);
+
+
+CREATE TABLE echo_push_subscription (
+  eps_id SERIAL NOT NULL,
+  eps_user INT NOT NULL,
+  eps_token TEXT NOT NULL,
+  eps_token_sha256 CHAR(64) NOT NULL,
+  eps_provider SMALLINT NOT NULL,
+  eps_updated TIMESTAMPTZ NOT NULL,
+  eps_data TEXT DEFAULT NULL,
+  eps_topic SMALLINT DEFAULT NULL,
+  PRIMARY KEY(eps_id)
+);
+
+CREATE UNIQUE INDEX eps_token_sha256 ON echo_push_subscription (eps_token_sha256);
+
+CREATE INDEX eps_provider ON echo_push_subscription (eps_provider);
+
+CREATE INDEX eps_topic ON echo_push_subscription (eps_topic);
+
+CREATE INDEX eps_user ON echo_push_subscription (eps_user);
+
+CREATE INDEX eps_token ON echo_push_subscription (eps_token);
+
+
+CREATE TABLE echo_push_topic (
+  ept_id SMALLSERIAL NOT NULL,
+  ept_text TEXT NOT NULL,
+  PRIMARY KEY(ept_id)
+);

sql/postgres/tables-sharedtracking-generated.sql

@@ -0,0 +1,16 @@
+-- This file is automatically generated using maintenance/generateSchemaSql.php.
+-- Source: sql/tables-sharedtracking.json
+-- Do not modify this file directly.
+-- See https://www.mediawiki.org/wiki/Manual:Schema_changes
+CREATE TABLE echo_unread_wikis (
+  euw_id SERIAL NOT NULL,
+  euw_user INT NOT NULL,
+  euw_wiki VARCHAR(64) NOT NULL,
+  euw_alerts INT NOT NULL,
+  euw_alerts_ts TIMESTAMPTZ NOT NULL,
+  euw_messages INT NOT NULL,
+  euw_messages_ts TIMESTAMPTZ NOT NULL,
+  PRIMARY KEY(euw_id)
+);
+
+CREATE UNIQUE INDEX echo_unread_wikis_user_wiki ON echo_unread_wikis (euw_user, euw_wiki);

sql/sqlite/tables-generated.sql

@@ -0,0 +1,98 @@
+-- This file is automatically generated using maintenance/generateSchemaSql.php.
+-- Source: sql/tables.json
+-- Do not modify this file directly.
+-- See https://www.mediawiki.org/wiki/Manual:Schema_changes
+CREATE TABLE /*_*/echo_event (
+  event_id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+  event_type BLOB NOT NULL, event_variant BLOB DEFAULT NULL,
+  event_agent_id INTEGER UNSIGNED DEFAULT NULL,
+  event_agent_ip BLOB DEFAULT NULL,
+  event_extra BLOB DEFAULT NULL, event_page_id INTEGER UNSIGNED DEFAULT NULL,
+  event_deleted SMALLINT UNSIGNED DEFAULT 0 NOT NULL
+);
+
+CREATE INDEX echo_event_type ON /*_*/echo_event (event_type);
+
+CREATE INDEX echo_event_page_id ON /*_*/echo_event (event_page_id);
+
+
+CREATE TABLE /*_*/echo_notification (
+  notification_event INTEGER UNSIGNED NOT NULL,
+  notification_user INTEGER UNSIGNED NOT NULL,
+  notification_timestamp BLOB NOT NULL,
+  notification_read_timestamp BLOB DEFAULT NULL,
+  notification_bundle_hash BLOB NOT NULL,
+  PRIMARY KEY(
+    notification_user, notification_event
+  )
+);
+
+CREATE INDEX echo_user_timestamp ON /*_*/echo_notification (
+  notification_user, notification_timestamp
+);
+
+CREATE INDEX echo_notification_event ON /*_*/echo_notification (notification_event);
+
+CREATE INDEX echo_notification_user_read_timestamp ON /*_*/echo_notification (
+  notification_user, notification_read_timestamp
+);
+
+
+CREATE TABLE /*_*/echo_email_batch (
+  eeb_id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+  eeb_user_id INTEGER UNSIGNED NOT NULL,
+  eeb_event_priority SMALLINT UNSIGNED DEFAULT 10 NOT NULL,
+  eeb_event_id INTEGER UNSIGNED NOT NULL,
+  eeb_event_hash BLOB NOT NULL
+);
+
+CREATE UNIQUE INDEX echo_email_batch_user_event ON /*_*/echo_email_batch (eeb_user_id, eeb_event_id);
+
+CREATE INDEX echo_email_batch_user_hash_priority ON /*_*/echo_email_batch (
+  eeb_user_id, eeb_event_hash, eeb_event_priority
+);
+
+
+CREATE TABLE /*_*/echo_target_page (
+  etp_id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+  etp_page INTEGER UNSIGNED DEFAULT 0 NOT NULL,
+  etp_event INTEGER UNSIGNED DEFAULT 0 NOT NULL
+);
+
+CREATE INDEX echo_target_page_event ON /*_*/echo_target_page (etp_event);
+
+CREATE INDEX echo_target_page_page_event ON /*_*/echo_target_page (etp_page, etp_event);
+
+
+CREATE TABLE /*_*/echo_push_provider (
+  epp_id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+  epp_name BLOB NOT NULL
+);
+
+
+CREATE TABLE /*_*/echo_push_subscription (
+  eps_id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+  eps_user INTEGER UNSIGNED NOT NULL,
+  eps_token BLOB NOT NULL,
+  eps_token_sha256 CHAR(64) NOT NULL,
+  eps_provider SMALLINT UNSIGNED NOT NULL,
+  eps_updated DATETIME NOT NULL,
+  eps_data BLOB DEFAULT NULL,
+  eps_topic SMALLINT UNSIGNED DEFAULT NULL
+);
+
+CREATE UNIQUE INDEX eps_token_sha256 ON /*_*/echo_push_subscription (eps_token_sha256);
+
+CREATE INDEX eps_provider ON /*_*/echo_push_subscription (eps_provider);
+
+CREATE INDEX eps_topic ON /*_*/echo_push_subscription (eps_topic);
+
+CREATE INDEX eps_user ON /*_*/echo_push_subscription (eps_user);
+
+CREATE INDEX eps_token ON /*_*/echo_push_subscription (eps_token);
+
+
+CREATE TABLE /*_*/echo_push_topic (
+  ept_id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+  ept_text BLOB NOT NULL
+);

sql/sqlite/tables-sharedtracking-generated.sql

@@ -0,0 +1,15 @@
+-- This file is automatically generated using maintenance/generateSchemaSql.php.
+-- Source: sql/tables-sharedtracking.json
+-- Do not modify this file directly.
+-- See https://www.mediawiki.org/wiki/Manual:Schema_changes
+CREATE TABLE /*_*/echo_unread_wikis (
+  euw_id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
+  euw_user INTEGER UNSIGNED NOT NULL,
+  euw_wiki VARCHAR(64) NOT NULL,
+  euw_alerts INTEGER UNSIGNED NOT NULL,
+  euw_alerts_ts BLOB NOT NULL,
+  euw_messages INTEGER UNSIGNED NOT NULL,
+  euw_messages_ts BLOB NOT NULL
+);
+
+CREATE UNIQUE INDEX echo_unread_wikis_user_wiki ON /*_*/echo_unread_wikis (euw_user, euw_wiki);

sql/tables-sharedtracking.json

@@ -0,0 +1,57 @@
+[
+	{
+		"name": "echo_unread_wikis",
+		"columns": [
+			{
+				"name": "euw_id",
+				"comment": "Primary key",
+				"type": "integer",
+				"options": { "autoincrement": true, "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "euw_user",
+				"comment": "Global user id",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "euw_wiki",
+				"comment": "Name of wiki",
+				"type": "string",
+				"options": { "notnull": true, "length": 64 }
+			},
+			{
+				"name": "euw_alerts",
+				"comment": "unread alerts count on that wiki",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "euw_alerts_ts",
+				"comment": "Timestamp of the most recent unread alert",
+				"type": "mwtimestamp",
+				"options": { "notnull": true }
+			},
+			{
+				"name": "euw_messages",
+				"comment": "unread messages count on that wiki",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "euw_messages_ts",
+				"comment": "Timestamp of the most recent unread message",
+				"type": "mwtimestamp",
+				"options": { "notnull": true }
+			}
+		],
+		"indexes": [
+			{
+				"name": "echo_unread_wikis_user_wiki",
+				"columns": [ "euw_user", "euw_wiki" ],
+				"unique": true
+			}
+		],
+		"pk": [ "euw_id" ]
+	}
+]

sql/tables.json

@@ -0,0 +1,338 @@
+[
+	{
+		"name": "echo_event",
+		"comment": "An event is a thing that happened that caused one or more users to be notified. For every notified user, there is a corresponding row in the echo_notification table.",
+		"columns": [
+			{
+				"name": "event_id",
+				"comment": "Unique auto-increment ID",
+				"type": "integer",
+				"options": { "autoincrement": true, "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "event_type",
+				"comment": "Event type; one of the keys in $wgEchoNotifications",
+				"type": "binary",
+				"options": { "notnull": true, "length": 64 }
+			},
+			{
+				"name": "event_variant",
+				"comment": "Unused, always null",
+				"type": "binary",
+				"options": { "notnull": false, "length": 64 }
+			},
+			{
+				"name": "event_agent_id",
+				"comment": "The agent (user who triggered the event), if any. If the agent is a logged-in user, event_agent_id contains their user ID and event_agent_ip is null. If the agent is an anonymous user, event_agent_ip contains their IP address and event_agent_id is null. If the event doesn't have an agent, both fields are null.",
+				"type": "integer",
+				"options": { "notnull": false, "unsigned": true }
+			},
+			{
+				"name": "event_agent_ip",
+				"comment": "The agent (user who triggered the event), if any. If the agent is a logged-in user, event_agent_id contains their user ID and event_agent_ip is null. If the agent is an anonymous user, event_agent_ip contains their IP address and event_agent_id is null. If the event doesn't have an agent, both fields are null.",
+				"type": "binary",
+				"options": { "notnull": false, "length": 39 }
+			},
+			{
+				"name": "event_extra",
+				"comment": "JSON blob with additional information about the event",
+				"type": "blob",
+				"options": { "notnull": false, "length": 65530 }
+			},
+			{
+				"name": "event_page_id",
+				"comment": "Page ID of the page the event happened on, if any (key to page_id)",
+				"type": "integer",
+				"options": { "notnull": false, "unsigned": true }
+			},
+			{
+				"name": "event_deleted",
+				"comment": "Whether the event pertains to a deleted page and should be hidden. Events are marked as deleted when the related page is deleted, and unmarked as deleted when the related page is undeleted",
+				"type": "mwtinyint",
+				"options": { "notnull": true, "unsigned": true, "default": 0 }
+			}
+		],
+		"indexes": [
+			{
+				"name": "echo_event_type",
+				"comment": "Index to get only 'alert' types or only 'message' types",
+				"columns": [ "event_type" ],
+				"unique": false
+			},
+			{
+				"name": "echo_event_page_id",
+				"comment": "Index to find events for a specific page",
+				"columns": [ "event_page_id" ],
+				"unique": false
+			}
+		],
+		"pk": [ "event_id" ]
+	},
+	{
+		"name": "echo_notification",
+		"comment": "A notification is a user being notified about a certain event. Multiple users can be notified about the same event.",
+		"columns": [
+			{
+				"name": "notification_event",
+				"comment": "Key to event_id",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "notification_user",
+				"comment": "Key to user_id",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "notification_timestamp",
+				"comment": "Timestamp when the notification was created",
+				"type": "mwtimestamp",
+				"options": { "notnull": true }
+			},
+			{
+				"name": "notification_read_timestamp",
+				"comment": "Timestamp when the user read the notification, or null if unread",
+				"type": "mwtimestamp",
+				"options": { "notnull": false }
+			},
+			{
+				"name": "notification_bundle_hash",
+				"comment": "Hash for bundling together similar notifications. Notifications that can be bundled together will have the same hash",
+				"type": "binary",
+				"options": { "notnull": true, "length": 32 }
+			}
+		],
+		"indexes": [
+			{
+				"name": "echo_user_timestamp",
+				"comment": "Index to get a user's notifications in chronological order",
+				"columns": [ "notification_user", "notification_timestamp" ],
+				"unique": false
+			},
+			{
+				"name": "echo_notification_event",
+				"comment": "Used to get all notifications for a given event",
+				"columns": [ "notification_event" ],
+				"unique": false
+			},
+			{
+				"name": "echo_notification_user_read_timestamp",
+				"comment": "Used to get read/unread notifications for a user",
+				"columns": [ "notification_user", "notification_read_timestamp" ],
+				"unique": false
+			}
+		],
+		"pk": [ "notification_user", "notification_event" ]
+	},
+	{
+		"name": "echo_email_batch",
+		"comment": "Table gathering events for batch emails. If a user asks to receive batch emails, events are gathered in this table until it's time to send an email. Once a user has been emailed about an event, it's deleted from this table.",
+		"columns": [
+			{
+				"name": "eeb_id",
+				"comment": "Unique auto-increment ID",
+				"type": "integer",
+				"options": { "autoincrement": true, "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "eeb_user_id",
+				"comment": "Key to user_id",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "eeb_event_priority",
+				"comment": "Priority of the event as defined in $wgEchoNotifications; events with lower numbers are listed first",
+				"type": "mwtinyint",
+				"options": { "notnull": true, "unsigned": true, "default": 10 }
+			},
+			{
+				"name": "eeb_event_id",
+				"comment": "Key to event_id",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "eeb_event_hash",
+				"comment": "Same value as notification_bundle_hash, or a unique value if notification_bundle_hash is empty",
+				"type": "binary",
+				"options": { "notnull": true, "length": 32 }
+			}
+		],
+		"indexes": [
+			{
+				"name": "echo_email_batch_user_event",
+				"comment": "Used to delete events once they have been processed, and to identify users with events to process",
+				"columns": [ "eeb_user_id", "eeb_event_id" ],
+				"unique": true
+			},
+			{
+				"name": "echo_email_batch_user_hash_priority",
+				"comment": "Used to get a list of events for a user, grouping events with the same hash and ordering by priority",
+				"columns": [ "eeb_user_id", "eeb_event_hash", "eeb_event_priority" ],
+				"unique": false
+			}
+		],
+		"pk": [ "eeb_id" ]
+	},
+	{
+		"name": "echo_target_page",
+		"comment": "A \"target page\" of an event is a page that, when the user visits it, causes the event to be marked as read. Typically this is the same as the event's event_page_id, but some events have multiple target pages, and many events don't set a target page at all. An event's target pages are derived from the 'target-page' key in event_extra. This table is also used for moderating events when the related page is deleted, but this should use event_page_id instead (T217452).",
+		"columns": [
+			{
+				"name": "etp_id",
+				"comment": "Unique auto-increment ID",
+				"type": "integer",
+				"options": { "autoincrement": true, "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "etp_page",
+				"comment": "Key to page_id",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true, "default": 0 }
+			},
+			{
+				"name": "etp_event",
+				"comment": "Key to event_id",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true, "default": 0 }
+			}
+		],
+		"indexes": [
+			{
+				"name": "echo_target_page_event",
+				"comment": "Not currently used",
+				"columns": [ "etp_event" ],
+				"unique": false
+			},
+			{
+				"name": "echo_target_page_page_event",
+				"comment": "Used to get the events associated with a given page",
+				"columns": [ "etp_page", "etp_event" ],
+				"unique": false
+			}
+		],
+		"pk": [ "etp_id" ]
+	},
+	{
+		"name": "echo_push_provider",
+		"comment": "Table for normalizing push providers; intended for use with the NameTableStore construct.",
+		"columns": [
+			{
+				"name": "epp_id",
+				"type": "mwtinyint",
+				"options": { "autoincrement": true, "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "epp_name",
+				"comment": "push provider name; expected values are 'fcm' and 'apns'",
+				"type": "blob",
+				"options": { "notnull": true, "length": 255 }
+			}
+		],
+		"indexes": [],
+		"pk": [ "epp_id" ]
+	},
+	{
+		"name": "echo_push_subscription",
+		"comment": "Stores push subscriptions associated with wiki users.",
+		"columns": [
+			{
+				"name": "eps_id",
+				"type": "integer",
+				"options": { "autoincrement": true, "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "eps_user",
+				"comment": "central user ID",
+				"type": "integer",
+				"options": { "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "eps_token",
+				"comment": "platform-provided push subscription token",
+				"type": "blob",
+				"options": { "notnull": true, "length": 65530 }
+			},
+			{
+				"name": "eps_token_sha256",
+				"comment": "SHA256 digest of the push subscription token (to be used as a uniqueness constraint, since the tokens themselves may be large)",
+				"type": "string",
+				"options": { "notnull": true, "length": 64, "fixed": true }
+			},
+			{
+				"name": "eps_provider",
+				"comment": "push provider ID, expected to reference values 'fcm' or 'apns'",
+				"type": "mwtinyint",
+				"options": { "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "eps_updated",
+				"comment": "last updated timestamp",
+				"type": "datetimetz",
+				"options": { "notnull": true, "PlatformOptions": { "version": true } }
+			},
+			{
+				"name": "eps_data",
+				"comment": "push subscription metadata (e.g APNS notification topic)",
+				"type": "blob",
+				"options": { "notnull": false, "length": 65530 }
+			},
+			{
+				"name": "eps_topic",
+				"comment": "APNS topic ID, references a row ID (ept_id) from echo_push_topic",
+				"type": "mwtinyint",
+				"options": { "notnull": false, "unsigned": true }
+			}
+		],
+		"indexes": [
+			{
+				"name": "eps_token_sha256",
+				"columns": [ "eps_token_sha256" ],
+				"unique": true
+			},
+			{
+				"name": "eps_provider",
+				"columns": [ "eps_provider" ],
+				"unique": false
+			},
+			{
+				"name": "eps_topic",
+				"columns": [ "eps_topic" ],
+				"unique": false
+			},
+			{
+				"name": "eps_user",
+				"columns": [ "eps_user" ],
+				"unique": false
+			},
+			{
+				"name": "eps_token",
+				"columns": [ "eps_token" ],
+				"options": { "lengths": [ 10 ] },
+				"unique": false
+			}
+		],
+		"pk": [ "eps_id" ]
+	},
+	{
+		"name": "echo_push_topic",
+		"comment": "Table for normalizing APNS push message topics, for use with the NameTableStore construct.",
+		"columns": [
+			{
+				"name": "ept_id",
+				"type": "mwtinyint",
+				"options": { "autoincrement": true, "notnull": true, "unsigned": true }
+			},
+			{
+				"name": "ept_text",
+				"comment": "full topic text",
+				"type": "blob",
+				"options": { "notnull": true, "length": 255 }
+			}
+		],
+		"indexes": [],
+		"pk": [ "ept_id" ]
+	}
+]