scinote-web/db/migrate/20170407082423_update_indexes_for_faster_search.rb

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require File.expand_path('app/helpers/database_helper')
include DatabaseHelper
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class UpdateIndexesForFasterSearch < ActiveRecord::Migration[4.2]
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def up
if db_adapter_is? 'PostgreSQL'
# Removing old indexes
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if index_name_exists? :projects, :index_projects_on_name
remove_index :projects, name: :index_projects_on_name
end
if index_name_exists? :my_modules, :index_my_modules_on_name
remove_index :my_modules, name: :index_my_modules_on_name
end
if index_name_exists? :my_modules, :index_my_modules_on_description
remove_index :my_modules, name: :index_my_modules_on_description
end
if index_name_exists? :protocols, :index_protocols_on_name
remove_index :protocols, name: :index_protocols_on_name
end
if index_name_exists? :protocols, :index_protocols_on_description
remove_index :protocols, name: :index_protocols_on_description
end
if index_name_exists? :protocols, :index_protocols_on_authors
remove_index :protocols, name: :index_protocols_on_authors
end
if index_name_exists? :protocol_keywords, :index_protocol_keywords_on_name
remove_index :protocol_keywords, name: :index_protocol_keywords_on_name
end
if index_name_exists? :my_module_groups, :index_my_module_groups_on_name
remove_index :my_module_groups, name: :index_my_module_groups_on_name
end
if index_name_exists? :tags, :index_tags_on_name
remove_index :tags, name: :index_tags_on_name
end
if index_name_exists? :results, :index_results_on_name
remove_index :results, name: :index_results_on_name
end
if index_name_exists? :result_texts, :index_result_texts_on_text
remove_index :result_texts, name: :index_result_texts_on_text
end
if index_name_exists? :reports, :index_reports_on_name
remove_index :reports, name: :index_reports_on_name
end
if index_name_exists? :reports, :index_reports_on_description
remove_index :reports, name: :index_reports_on_description
end
if index_name_exists? :samples, :index_samples_on_name
remove_index :samples, name: :index_samples_on_name
end
if index_name_exists? :sample_types, :index_sample_types_on_name
remove_index :sample_types, name: :index_sample_types_on_name
end
if index_name_exists? :sample_groups, :index_sample_groups_on_name
remove_index :sample_groups, name: :index_sample_groups_on_name
end
if index_name_exists? :sample_custom_fields,
:index_sample_custom_fields_on_value
remove_index :sample_custom_fields,
name: :index_sample_custom_fields_on_value
end
if index_name_exists? :steps, :index_steps_on_name
remove_index :steps, name: :index_steps_on_name
end
if index_name_exists? :steps, :index_steps_on_description
remove_index :steps, name: :index_steps_on_description
end
if index_name_exists? :checklists, :index_checklists_on_name
remove_index :checklists, name: :index_checklists_on_name
end
if index_name_exists? :checklist_items, :index_checklist_items_on_text
remove_index :checklist_items, name: :index_checklist_items_on_text
end
if index_name_exists? :tables, :index_tables_on_name
remove_index :tables, name: :index_tables_on_name
end
if index_name_exists? :users, :index_users_on_full_name
remove_index :users, name: :index_users_on_full_name
end
if index_name_exists? :comments, :index_comments_on_message
remove_index :comments, name: :index_comments_on_message
end
if index_name_exists? :comments, :index_comments_on_type
remove_index :comments, name: :index_comments_on_type
end
if index_name_exists? :protocols, :index_protocols_on_protocol_type
remove_index :protocols, name: :index_protocols_on_protocol_type
end
if index_name_exists? :checklists, :index_checklists_on_step_id
remove_index :checklists, name: :index_checklists_on_step_id
end
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execute(
"CREATE OR REPLACE FUNCTION
trim_html_tags(IN input TEXT, OUT output TEXT) AS $$
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SELECT regexp_replace(input,
E'<[^>]*>|\\\\[#.*\\\\]|\\\\[@.*\\\\]',
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'',
'g');
$$ LANGUAGE SQL;"
)
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add_gin_index_without_tags :projects, :name
add_gin_index_without_tags :my_modules, :name
add_gin_index_without_tags :my_module_groups, :name
add_gin_index_without_tags :my_modules, :description
add_gin_index_without_tags :protocols, :name
add_gin_index_without_tags :protocols, :description
add_gin_index_without_tags :protocols, :authors
add_gin_index_without_tags :protocol_keywords, :name
add_gin_index_without_tags :tags, :name
add_gin_index_without_tags :results, :name
add_gin_index_without_tags :result_texts, :text
add_gin_index_without_tags :reports, :name
add_gin_index_without_tags :reports, :description
add_gin_index_without_tags :samples, :name
add_gin_index_without_tags :sample_types, :name
add_gin_index_without_tags :sample_groups, :name
add_gin_index_without_tags :sample_custom_fields, :value
add_gin_index_without_tags :steps, :name
add_gin_index_without_tags :steps, :description
add_gin_index_without_tags :checklists, :name
add_gin_index_without_tags :checklist_items, :text
add_gin_index_without_tags :tables, :name
add_gin_index_without_tags :users, :full_name
add_gin_index_without_tags :comments, :message
add_index :comments, :type
add_index :protocols, :protocol_type
add_index :checklists, :step_id
end
end
def down
# remove_index :steps, :team_id
# remove_column :steps, :team_id, :integer
if db_adapter_is? 'PostgreSQL'
remove_index :projects, :name
remove_index :my_modules, :name
remove_index :my_modules, :description
remove_index :my_module_groups, :name
remove_index :protocols, :name
remove_index :protocols, :description
remove_index :protocols, :authors
remove_index :protocol_keywords, :name
remove_index :tags, :name
remove_index :results, :name
remove_index :result_texts, :text
remove_index :reports, :name
remove_index :reports, :description
remove_index :samples, :name
remove_index :sample_types, :name
remove_index :sample_groups, :name
remove_index :sample_custom_fields, :value
remove_index :steps, :name
remove_index :steps, :description
remove_index :checklists, :name
remove_index :checklist_items, :text
remove_index :tables, :name
remove_index :users, :full_name
remove_index :comments, :message
remove_index :comments, :type
remove_index :protocols, :protocol_type
remove_index :checklists, :step_id
execute('DROP FUNCTION IF EXISTS trim_html_tags(IN input TEXT);')
end
end
end