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migrations: add V19 migration for markdown bidirectional links

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Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I19a54224b20624ecaed8e010c1ecb67e6a6a6964
This commit is contained in:
raf 2026-02-09 13:07:10 +03:00
commit 7c4692a4d1
Signed by: NotAShelf
GPG key ID: 29D95B64378DB4BF
2 changed files with 70 additions and 0 deletions
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35
migrations/postgres/V19__markdown_links.sql Normal file
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-- V19: Markdown Links (Obsidian-style bidirectional links)
-- Adds support for wikilinks, markdown links, embeds, and backlink tracking
-- Table for storing extracted markdown links
CREATE TABLE IF NOT EXISTS markdown_links (
id TEXT PRIMARY KEY NOT NULL,
source_media_id TEXT NOT NULL,
target_path TEXT NOT NULL, -- raw link target (wikilink or path)
target_media_id TEXT, -- resolved media_id (nullable if unresolved)
link_type TEXT NOT NULL, -- 'wikilink', 'markdown_link', 'embed'
link_text TEXT, -- display text for the link
line_number INTEGER, -- line number in source file
context TEXT, -- surrounding text for preview
created_at TIMESTAMPTZ NOT NULL,
FOREIGN KEY (source_media_id) REFERENCES media_items(id) ON DELETE CASCADE,
FOREIGN KEY (target_media_id) REFERENCES media_items(id) ON DELETE SET NULL
);
-- Index for efficient outgoing link queries (what does this note link to?)
CREATE INDEX idx_links_source ON markdown_links(source_media_id);
-- Index for efficient backlink queries (what links to this note?)
CREATE INDEX idx_links_target ON markdown_links(target_media_id);
-- Index for path-based resolution (finding unresolved links)
CREATE INDEX idx_links_target_path ON markdown_links(target_path);
-- Index for link type filtering
CREATE INDEX idx_links_type ON markdown_links(link_type);
-- Track when links were last extracted from a media item
ALTER TABLE media_items ADD COLUMN links_extracted_at TIMESTAMPTZ;
-- Index for finding media items that need link extraction
CREATE INDEX idx_media_links_extracted ON media_items(links_extracted_at);

35
migrations/sqlite/V19__markdown_links.sql Normal file
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-- V19: Markdown Links (Obsidian-style bidirectional links)
-- Adds support for wikilinks, markdown links, embeds, and backlink tracking
-- Table for storing extracted markdown links
CREATE TABLE IF NOT EXISTS markdown_links (
id TEXT PRIMARY KEY NOT NULL,
source_media_id TEXT NOT NULL,
target_path TEXT NOT NULL, -- raw link target (wikilink or path)
target_media_id TEXT, -- resolved media_id (nullable if unresolved)
link_type TEXT NOT NULL, -- 'wikilink', 'markdown_link', 'embed'
link_text TEXT, -- display text for the link
line_number INTEGER, -- line number in source file
context TEXT, -- surrounding text for preview
created_at TEXT NOT NULL,
FOREIGN KEY (source_media_id) REFERENCES media_items(id) ON DELETE CASCADE,
FOREIGN KEY (target_media_id) REFERENCES media_items(id) ON DELETE SET NULL
);
-- Index for efficient outgoing link queries (what does this note link to?)
CREATE INDEX idx_links_source ON markdown_links(source_media_id);
-- Index for efficient backlink queries (what links to this note?)
CREATE INDEX idx_links_target ON markdown_links(target_media_id);
-- Index for path-based resolution (finding unresolved links)
CREATE INDEX idx_links_target_path ON markdown_links(target_path);
-- Index for link type filtering
CREATE INDEX idx_links_type ON markdown_links(link_type);
-- Track when links were last extracted from a media item
ALTER TABLE media_items ADD COLUMN links_extracted_at TEXT;
-- Index for finding media items that need link extraction
CREATE INDEX idx_media_links_extracted ON media_items(links_extracted_at);