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New schema fixup

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J. King 2022-05-03 15:51:33 -04:00
parent 94b816ff53
commit 5a78fc0492
1 changed files with 46 additions and 28 deletions
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74
sql/SQLite3/7.sql
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@ -36,23 +36,24 @@ insert into arsse_articles_map(article, subscription, owner, id)
-- Create a new articles table which combines the marks table but does not include content -- Create a new articles table which combines the marks table but does not include content
create table arsse_articles_new( create table arsse_articles_new(
id integer primary key, -- metadata for entries in newsfeeds, including user state
subscription integer not null references arsse_subscriptions(id) on delete cascade on update cascade, id integer primary key, -- sequence number
read boolean not null default 0, subscription integer not null references arsse_subscriptions(id) on delete cascade on update cascade, -- associated subscription
starred boolean not null default 0, read boolean not null default 0, -- whether the article has been read
hidden boolean not null default 0, starred boolean not null default 0, -- whether the article is starred
published text, hidden boolean not null default 0, -- whether the article should be excluded from selection by default
edited text, published text, -- time of original publication
modified text not null default CURRENT_TIMESTAMP, edited text, -- time of last edit by author
marked text, modified text not null default CURRENT_TIMESTAMP, -- time when article was last modified in database pursuant to an authorial edit
url text, marked text, -- time at which an article was last modified by the user
title text collate nocase, url text, -- URL of article
author text collate nocase, title text collate nocase, -- article title
guid text, author text collate nocase, -- author's name
url_title_hash text not null, guid text, -- a nominally globally unique identifier for the article, from the feed
url_content_hash text not null, url_title_hash text not null, -- hash of URL + title; used when checking for updates and for identification if there is no guid
title_content_hash text not null, url_content_hash text not null, -- hash of URL + content + enclosure URL + enclosure content type; used when checking for updates and for identification if there is no guid
note text not null default '' title_content_hash text not null, -- hash of title + content + enclosure URL + enclosure content type; used when checking for updates and for identification if there is no guid
note text not null default '' -- Tiny Tiny RSS freeform user note
); );
insert into arsse_articles_new insert into arsse_articles_new
select select
@ -79,8 +80,9 @@ insert into arsse_articles_new
-- Create a new table to hold article content -- Create a new table to hold article content
create table arsse_article_contents( create table arsse_article_contents(
id integer primary key references arsse_articles(id) on delete cascade on update cascade, -- contents of articles, which is typically large text
content text id integer primary key references arsse_articles(id) on delete cascade on update cascade, -- reference to the article ID
content text -- the contents
); );
insert into arsse_article_contents insert into arsse_article_contents
select select
@ -92,25 +94,32 @@ insert into arsse_article_contents
-- Create a new table for editions -- Create a new table for editions
create table arsse_editions_temp( create table arsse_editions_temp(
id integer primary key autoincrement, id integer primary key autoincrement,
article integer article integer,
modified datetime not null default CURRENT_TIMESTAMP
); );
create table arsse_editions_new( create table arsse_editions_new(
id integer primary key, -- IDs for specific editions of articles (required for at least Nextcloud News)
article integer references arsse_articles(id) on delete cascade on update cascade -- every time an article is updated by its author, a new unique edition number is assigned
-- with Nextcloud News this prevents users from marking as read an article which has been
-- updated since the client state was last refreshed
id integer primary key, -- sequence number
article integer not null references arsse_articles(id) on delete cascade, -- the article of which this is an edition
modified datetime not null default CURRENT_TIMESTAMP -- time at which the edition was modified (practically, when it was created)
); );
insert into arsse_editions_temp values(1,1); insert into arsse_editions_temp values(1,1);
delete from arsse_editions_temp; delete from arsse_editions_temp;
update sqlite_sequence set seq = (select max(id) from arsse_editions) where name = 'arsse_editions_temp'; update sqlite_sequence set seq = (select max(id) from arsse_editions) where name = 'arsse_editions_temp';
insert into arsse_editions_temp(article) select id from arsse_articles_map where id = article; insert into arsse_editions_temp(article) select id from arsse_articles_map where id = article;
insert into arsse_editions_temp(id, article) insert into arsse_editions_temp(id, article, modified)
select id, article from arsse_editions where article in (select article from arsse_editions_temp where id <> article); select id, article, modified from arsse_editions where article in (select article from arsse_editions_temp where id <> article);
insert into arsse_editions_new select * from arsse_editions_temp; insert into arsse_editions_new select * from arsse_editions_temp;
-- Create a new enclosures table -- Create a new enclosures table
create table arsse_enclosures_new( create table arsse_enclosures_new(
article integer not null references arsse_articles(id) on delete cascade, -- enclosures (attachments) associated with articles
url text, article integer not null references arsse_articles(id) on delete cascade, -- article to which the enclosure belongs
type text url text, -- URL of the enclosure
type text -- content-type (MIME type) of the enclosure
); );
insert into arsse_enclosures_new insert into arsse_enclosures_new
select select
@ -120,7 +129,16 @@ insert into arsse_enclosures_new
from arsse_articles_map as i from arsse_articles_map as i
join arsse_enclosures as e on e.article = i.article; join arsse_enclosures as e on e.article = i.article;
-- Fix up the label members table -- Create a new label members table
create table arsse_label_members_new(
-- label assignments for articles
label integer not null references arsse_labels(id) on delete cascade, -- label ID associated to an article; label IDs belong to a user
article integer not null references arsse_articles(id) on delete cascade, -- article associated to a label
subscription integer not null references arsse_subscriptions(id) on delete cascade, -- Subscription is included so that records are deleted when a subscription is removed
assigned boolean not null default 1, -- whether the association is current, to support soft deletion
modified text not null default CURRENT_TIMESTAMP, -- time at which the association was last made or unmade
primary key(label,article) -- only one association of a given label to a given article
) without rowid;
-- Create a new subscriptions table which combines the feeds table -- Create a new subscriptions table which combines the feeds table