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chore: added trigram migration for fuzzy search

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carla 2025-10-30 16:38:57 +01:00
parent c1f9750972
commit e920d6b39c
2 changed files with 265 additions and 0 deletions
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66
priv/repo/migrations/20251001141005_add_trigram_to_members.exs Normal file
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defmodule Mv.Repo.Migrations.AddTrigramToMembers do
@moduledoc """
Updates resources based on their most recent snapshots.
This file was autogenerated with `mix ash_postgres.generate_migrations`
"""
use Ecto.Migration
def up do
# activate trigram-extension
execute("CREATE EXTENSION IF NOT EXISTS pg_trgm;")
# -------------------------------------------------
# Trigram‑Indizes (GIN) for fields we want to search in
# -------------------------------------------------
#
# `gin_trgm_ops` ist the operator-class-name
#
execute("""
CREATE INDEX members_first_name_trgm_idx
ON members
USING GIN (first_name gin_trgm_ops);
""")
execute("""
CREATE INDEX members_last_name_trgm_idx
ON members
USING GIN (last_name gin_trgm_ops);
""")
execute("""
CREATE INDEX members_email_trgm_idx
ON members
USING GIN (email gin_trgm_ops);
""")
execute("""
CREATE INDEX members_city_trgm_idx
ON members
USING GIN (city gin_trgm_ops);
""")
execute("""
CREATE INDEX members_street_trgm_idx
ON members
USING GIN (street gin_trgm_ops);
""")
execute("""
CREATE INDEX members_notes_trgm_idx
ON members
USING GIN (notes gin_trgm_ops);
""")
end
def down do
execute("DROP INDEX IF EXISTS members_first_name_trgm_idx;")
execute("DROP INDEX IF EXISTS members_last_name_trgm_idx;")
execute("DROP INDEX IF EXISTS members_email_trgm_idx;")
execute("DROP INDEX IF EXISTS members_city_trgm_idx;")
execute("DROP INDEX IF EXISTS members_street_trgm_idx;")
execute("DROP INDEX IF EXISTS members_notes_trgm_idx;")
end
end

199
priv/resource_snapshots/repo/members/20251001141005.json Normal file
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{
"attributes": [
{
"allow_nil?": false,
"default": "fragment(\"uuid_generate_v7()\")",
"generated?": false,
"precision": null,
"primary_key?": true,
"references": null,
"scale": null,
"size": null,
"source": "id",
"type": "uuid"
},
{
"allow_nil?": false,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "first_name",
"type": "text"
},
{
"allow_nil?": false,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "last_name",
"type": "text"
},
{
"allow_nil?": false,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "email",
"type": "text"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "birth_date",
"type": "date"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "paid",
"type": "boolean"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "phone_number",
"type": "text"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "join_date",
"type": "date"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "exit_date",
"type": "date"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "notes",
"type": "text"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "city",
"type": "text"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "street",
"type": "text"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "house_number",
"type": "text"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "postal_code",
"type": "text"
},
{
"allow_nil?": true,
"default": "nil",
"generated?": false,
"precision": null,
"primary_key?": false,
"references": null,
"scale": null,
"size": null,
"source": "search_vector",
"type": "tsvector"
}
],
"base_filter": null,
"check_constraints": [],
"custom_indexes": [],
"custom_statements": [],
"has_create_action": true,
"hash": "9019AD59832AB926899B6A871A368CF65F757533795E4E38D5C0EE6AE58BE070",
"identities": [],
"multitenancy": {
"attribute": null,
"global": null,
"strategy": null
},
"repo": "Elixir.Mv.Repo",
"schema": null,
"table": "members"
}