20 lines
625 B
Ruby
20 lines
625 B
Ruby
# frozen_string_literal: true
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class AddPartialTrigramIndexForIssueDescriptionAttempt2 < Gitlab::Database::Migration[2.0]
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disable_ddl_transaction!
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INDEX_NAME = 'index_issues_on_description_trigram_non_latin'
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def up
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add_concurrent_index :issues, :description,
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name: INDEX_NAME,
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using: :gin, opclass: { description: :gin_trgm_ops },
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where: "title NOT SIMILAR TO '[\\u0000-\\u02FF\\u1E00-\\u1EFF\\u2070-\\u218F]*' " \
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"OR description NOT SIMILAR TO '[\\u0000-\\u02FF\\u1E00-\\u1EFF\\u2070-\\u218F]*'"
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end
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def down
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remove_concurrent_index_by_name :issues, INDEX_NAME
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end
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end
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