gtsocial-umbx

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20220926115233_indexes.go (2353B)

      1 // GoToSocial
      2 // Copyright (C) GoToSocial Authors admin@gotosocial.org
      3 // SPDX-License-Identifier: AGPL-3.0-or-later
      4 //
      5 // This program is free software: you can redistribute it and/or modify
      6 // it under the terms of the GNU Affero General Public License as published by
      7 // the Free Software Foundation, either version 3 of the License, or
      8 // (at your option) any later version.
      9 //
     10 // This program is distributed in the hope that it will be useful,
     11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
     12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13 // GNU Affero General Public License for more details.
     14 //
     15 // You should have received a copy of the GNU Affero General Public License
     16 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
     17 
     18 package migrations
     19 
     20 import (
     21 	"context"
     22 
     23 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
     24 	"github.com/uptrace/bun"
     25 )
     26 
     27 func init() {
     28 	up := func(ctx context.Context, db *bun.DB) error {
     29 		return db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
     30 			// index statuses on url to make searching them faster
     31 			if _, err := tx.
     32 				NewCreateIndex().
     33 				Model(&gtsmodel.Status{}).
     34 				Index("statuses_url_idx").
     35 				Column("url").
     36 				Exec(ctx); err != nil {
     37 				return err
     38 			}
     39 
     40 			// recreate account status index to allow id desc
     41 			if _, err := tx.
     42 				NewDropIndex().
     43 				Index("statuses_account_id_id_idx").
     44 				Exec(ctx); err != nil {
     45 				return err
     46 			}
     47 			if _, err := tx.
     48 				NewCreateIndex().
     49 				Model(&gtsmodel.Status{}).
     50 				Index("statuses_account_id_id_idx").
     51 				Column("account_id").
     52 				ColumnExpr("id DESC").
     53 				Exec(ctx); err != nil {
     54 				return err
     55 			}
     56 
     57 			// recreate statuses public timeline index to allow id desc
     58 			if _, err := tx.
     59 				NewDropIndex().
     60 				Index("statuses_public_timeline_idx").
     61 				Exec(ctx); err != nil {
     62 				return err
     63 			}
     64 			if _, err := tx.
     65 				NewCreateIndex().
     66 				Model(&gtsmodel.Status{}).
     67 				Index("statuses_public_timeline_idx").
     68 				Column("visibility").
     69 				ColumnExpr("id DESC").
     70 				Exec(ctx); err != nil {
     71 				return err
     72 			}
     73 
     74 			return nil
     75 		})
     76 	}
     77 
     78 	down := func(ctx context.Context, db *bun.DB) error {
     79 		return db.RunInTx(ctx, nil, func(ctx context.Context, tx bun.Tx) error {
     80 			return nil
     81 		})
     82 	}
     83 
     84 	if err := Migrations.Register(up, down); err != nil {
     85 		panic(err)
     86 	}
     87 }