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42 lines
1.3 KiB
JavaScript
42 lines
1.3 KiB
JavaScript
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exports.up = function(db, cb) {
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db.runSql(
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`CREATE TABLE IF NOT EXISTS tag_types
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(
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name text PRIMARY KEY NOT NULL,
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description text,
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icon text,
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created_at TIMESTAMP WITH TIME ZONE DEFAULT now()
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);
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CREATE TABLE IF NOT EXISTS tags
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(
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type text not null references tag_types (name) ON DELETE CASCADE,
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value text,
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created_at TIMESTAMP WITH TIME ZONE DEFAULT now(),
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PRIMARY KEY (type, value)
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);
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CREATE TABLE IF NOT EXISTS feature_tag
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(
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feature_name varchar(255) not null references features (name) ON DELETE CASCADE,
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tag_type text not null,
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tag_value text not null,
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created_at TIMESTAMP WITH TIME ZONE DEFAULT now(),
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UNIQUE (feature_name, tag_type, tag_value),
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FOREIGN KEY (tag_type, tag_value) REFERENCES tags(type, value) ON DELETE CASCADE
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);
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INSERT INTO tag_types(name, description, icon)
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VALUES ('simple', 'Used to simplify filtering of features', '#');
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`,
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cb,
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);
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};
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exports.down = function(db, cb) {
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db.runSql(
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`DROP TABLE feature_tag;
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DROP TABLE tags;
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DROP TABLE tag_types;
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`,
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cb,
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);
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};
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