2023-01-13 00:05:48 +05:30
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# frozen_string_literal: true
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module Gitlab
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module BackgroundMigration
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# Class that will backfill the following fields from user to user_details
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# * linkedin
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# * twitter
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# * skype
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# * website_url
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# * location
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# * organization
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class BackfillUserDetailsFields < BatchedMigrationJob
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operation_name :backfill_user_details_fields
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2023-03-17 16:20:25 +05:30
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feature_category :database
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2023-01-13 00:05:48 +05:30
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def perform
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query = <<~SQL
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(COALESCE(linkedin, '') IS DISTINCT FROM '')
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OR (COALESCE(twitter, '') IS DISTINCT FROM '')
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OR (COALESCE(skype, '') IS DISTINCT FROM '')
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OR (COALESCE(website_url, '') IS DISTINCT FROM '')
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OR (COALESCE(location, '') IS DISTINCT FROM '')
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OR (COALESCE(organization, '') IS DISTINCT FROM '')
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SQL
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field_limit = UserDetail::DEFAULT_FIELD_LENGTH
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each_sub_batch(
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batching_scope: ->(relation) {
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relation.where(query).select(
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'id AS user_id',
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"substring(COALESCE(linkedin, '') from 1 for #{field_limit}) AS linkedin",
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"substring(COALESCE(twitter, '') from 1 for #{field_limit}) AS twitter",
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"substring(COALESCE(skype, '') from 1 for #{field_limit}) AS skype",
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"substring(COALESCE(website_url, '') from 1 for #{field_limit}) AS website_url",
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"substring(COALESCE(location, '') from 1 for #{field_limit}) AS location",
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"substring(COALESCE(organization, '') from 1 for #{field_limit}) AS organization"
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)
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}
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) do |sub_batch|
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upsert_user_details_fields(sub_batch)
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end
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end
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def upsert_user_details_fields(relation)
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connection.execute(
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<<~SQL
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INSERT INTO user_details (user_id, linkedin, twitter, skype, website_url, location, organization)
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#{relation.to_sql}
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ON CONFLICT (user_id)
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DO UPDATE SET
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"linkedin" = EXCLUDED."linkedin",
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"twitter" = EXCLUDED."twitter",
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"skype" = EXCLUDED."skype",
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"website_url" = EXCLUDED."website_url",
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"location" = EXCLUDED."location",
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"organization" = EXCLUDED."organization"
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SQL
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)
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end
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end
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end
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end
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