provisioning: uses unix epoch timestamps. (#10907)

* provisioning: uses unix epoch timestamps.
This commit is contained in:
Leonard Gram
2018-02-14 15:28:30 +01:00
committed by GitHub
parent ebbc079853
commit fa1b92a12b
6 changed files with 52 additions and 8 deletions
@@ -24,3 +24,23 @@ func addTableRenameMigration(mg *Migrator, oldName string, newName string, versi
migrationId := fmt.Sprintf("Rename table %s to %s - %s", oldName, newName, versionSuffix)
mg.AddMigration(migrationId, NewRenameTableMigration(oldName, newName))
}
func addTableReplaceMigrations(mg *Migrator, from Table, to Table, migrationVersion int64, tableDataMigration map[string]string) {
fromV := version(migrationVersion - 1)
toV := version(migrationVersion)
tmpTableName := to.Name + "_tmp_qwerty"
createTable := fmt.Sprintf("create %v %v", to.Name, toV)
copyTableData := fmt.Sprintf("copy %v %v to %v", to.Name, fromV, toV)
dropTable := fmt.Sprintf("drop %v", tmpTableName)
addTableRenameMigration(mg, from.Name, tmpTableName, fromV)
mg.AddMigration(createTable, NewAddTableMigration(to))
addTableIndicesMigrations(mg, toV, to)
mg.AddMigration(copyTableData, NewCopyTableDataMigration(to.Name, tmpTableName, tableDataMigration))
mg.AddMigration(dropTable, NewDropTableMigration(tmpTableName))
}
func version(v int64) string {
return fmt.Sprintf("v%v", v)
}