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Progress on database schema migration for account -> org refactor

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This commit is contained in:
Torkel Ödegaard
2015-02-24 11:46:34 +01:00
parent da41d99aa7
commit 02a89c752b
16 changed files with 595 additions and 193 deletions
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pkg/services/sqlstore/migrations/dashboard_mig.go
+81
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package migrations
import . "github.com/grafana/grafana/pkg/services/sqlstore/migrator"
func addDashboardMigration(mg *Migrator) {
mg.AddMigration("create dashboard table", new(AddTableMigration).
Name("dashboard").WithColumns(
&Column{Name: "id", Type: DB_BigInt, IsPrimaryKey: true, IsAutoIncrement: true},
&Column{Name: "version", Type: DB_Int, Nullable: false},
&Column{Name: "slug", Type: DB_NVarchar, Length: 255, Nullable: false},
&Column{Name: "title", Type: DB_NVarchar, Length: 255, Nullable: false},
&Column{Name: "data", Type: DB_Text, Nullable: false},
&Column{Name: "account_id", Type: DB_BigInt, Nullable: false},
&Column{Name: "created", Type: DB_DateTime, Nullable: false},
&Column{Name: "updated", Type: DB_DateTime, Nullable: false},
))
mg.AddMigration("create dashboard_tag table", new(AddTableMigration).
Name("dashboard_tag").WithColumns(
&Column{Name: "id", Type: DB_BigInt, IsPrimaryKey: true, IsAutoIncrement: true},
&Column{Name: "dashboard_id", Type: DB_BigInt, Nullable: false},
&Column{Name: "term", Type: DB_NVarchar, Length: 50, Nullable: false},
))
//------- indexes ------------------
mg.AddMigration("add index dashboard.account_id", new(AddIndexMigration).
Table("dashboard").Columns("account_id"))
mg.AddMigration("add unique index dashboard_account_id_slug", new(AddIndexMigration).
Table("dashboard").Columns("account_id", "slug").Unique())
mg.AddMigration("add unique index dashboard_tag.dasboard_id_term", new(AddIndexMigration).
Table("dashboard_tag").Columns("dashboard_id", "term").Unique())
// ---------------------
// account -> org changes
//------- drop indexes ------------------
mg.AddMigration("drop index dashboard.account_id", new(DropIndexMigration).
Table("dashboard").Columns("account_id"))
mg.AddMigration("drop unique index dashboard_account_id_slug", new(DropIndexMigration).
Table("dashboard").Columns("account_id", "slug").Unique())
mg.AddMigration("drop unique index dashboard_tag.dasboard_id_term", new(DropIndexMigration).
Table("dashboard_tag").Columns("dashboard_id", "term").Unique())
//------- rename table ------------------
mg.AddMigration("rename table dashboard to dashboard_old", new(RenameTableMigration).
Rename("dashboard", "dashboard_old"))
//------- recreate table with new column names ------------------
mg.AddMigration("create dashboard table v2", new(AddTableMigration).
Name("dashboard").WithColumns(
&Column{Name: "id", Type: DB_BigInt, IsPrimaryKey: true, IsAutoIncrement: true},
&Column{Name: "version", Type: DB_Int, Nullable: false},
&Column{Name: "slug", Type: DB_NVarchar, Length: 255, Nullable: false},
&Column{Name: "title", Type: DB_NVarchar, Length: 255, Nullable: false},
&Column{Name: "data", Type: DB_Text, Nullable: false},
&Column{Name: "org_id", Type: DB_BigInt, Nullable: false},
&Column{Name: "created", Type: DB_DateTime, Nullable: false},
&Column{Name: "updated", Type: DB_DateTime, Nullable: false},
))
//------- dashboard table indexes ------------------
mg.AddMigration("add index dashboard.org_id", new(AddIndexMigration).
Table("dashboard").Columns("org_id"))
mg.AddMigration("add unique index dashboard_org_id_slug", new(AddIndexMigration).
Table("dashboard").Columns("org_id", "slug").Unique())
mg.AddMigration("add unique index dashboard_tag.dasboard_id_term v2", new(AddIndexMigration).
Table("dashboard_tag").Columns("dashboard_id", "term").Unique())
//------- copy data from table -------------------
mg.AddMigration("copy data from dashboard_old table", new(CopyTableDataMigration).
Source("dashboard_old", "id, version, slug, title, data, account_id, created, updated").
Target("dashboard", "id, version, slug, title, data, org_id, created, updated"))
mg.AddMigration("Drop old table dashboard_old", new(DropTableMigration).Table("dashboard_old"))
}