bbgo/pkg/migrations/mysql/main_20210416230730_klines_symbol_length.go

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package mysql
import (
"context"
"github.com/c9s/rockhopper/v2"
)
func init() {
AddMigration("main", up_main_klinesSymbolLength, down_main_klinesSymbolLength)
}
func up_main_klinesSymbolLength(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
// This code is executed when the migration is applied.
_, err = tx.ExecContext(ctx, "ALTER TABLE `klines`\nMODIFY COLUMN `symbol` VARCHAR(10) NOT NULL;")
if err != nil {
return err
}
_, err = tx.ExecContext(ctx, "ALTER TABLE `okex_klines`\nMODIFY COLUMN `symbol` VARCHAR(10) NOT NULL;")
if err != nil {
return err
}
_, err = tx.ExecContext(ctx, "ALTER TABLE `binance_klines`\nMODIFY COLUMN `symbol` VARCHAR(10) NOT NULL;")
if err != nil {
return err
}
_, err = tx.ExecContext(ctx, "ALTER TABLE `max_klines`\nMODIFY COLUMN `symbol` VARCHAR(10) NOT NULL;")
if err != nil {
return err
}
return err
}
func down_main_klinesSymbolLength(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
// This code is executed when the migration is rolled back.
_, err = tx.ExecContext(ctx, "ALTER TABLE `klines`\nMODIFY COLUMN `symbol` VARCHAR(7) NOT NULL;")
if err != nil {
return err
}
_, err = tx.ExecContext(ctx, "ALTER TABLE `okex_klines`\nMODIFY COLUMN `symbol` VARCHAR(7) NOT NULL;")
if err != nil {
return err
}
_, err = tx.ExecContext(ctx, "ALTER TABLE `binance_klines`\nMODIFY COLUMN `symbol` VARCHAR(7) NOT NULL;")
if err != nil {
return err
}
_, err = tx.ExecContext(ctx, "ALTER TABLE `max_klines`\nMODIFY COLUMN `symbol` VARCHAR(7) NOT NULL;")
if err != nil {
return err
}
return err
}