36 lines
1.2 KiB
Ruby
36 lines
1.2 KiB
Ruby
# frozen_string_literal: true
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class CreateAnalyticsLanguageTrendRepositoryLanguages < ActiveRecord::Migration[5.2]
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DOWNTIME = false
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INDEX_PREFIX = 'analytics_repository_languages_'
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def change
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create_table :analytics_language_trend_repository_languages, id: false do |t|
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t.integer :file_count, null: false, default: 0
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t.references :programming_language, {
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null: false,
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foreign_key: { on_delete: :cascade },
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index: false
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}
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t.references :project, {
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null: false,
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foreign_key: { on_delete: :cascade },
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index: { name: INDEX_PREFIX + 'on_project_id' }
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}
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t.integer :loc, null: false, default: 0
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t.integer :bytes, null: false, default: 0
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# Storing percentage (with 2 decimal places), on 2 bytes.
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# 50.25% => 5025
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# Max: 100.00% => 10000 (fits smallint: 32767)
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t.integer :percentage, limit: 2, null: false, default: 0
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t.date :snapshot_date, null: false
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end
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add_index :analytics_language_trend_repository_languages, %I[
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programming_language_id
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project_id
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snapshot_date
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], name: INDEX_PREFIX + 'unique_index', unique: true
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end
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end
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