38 lines
954 B
Go
38 lines
954 B
Go
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package sqlite3
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import (
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"context"
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"github.com/c9s/rockhopper/v2"
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)
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func init() {
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AddMigration("main", up_main_ordersAddIndex, down_main_ordersAddIndex)
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}
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func up_main_ordersAddIndex(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
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// This code is executed when the migration is applied.
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_, err = tx.ExecContext(ctx, "CREATE INDEX orders_symbol ON orders (exchange, symbol);")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "CREATE UNIQUE INDEX orders_order_id ON orders (order_id, exchange);")
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if err != nil {
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return err
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}
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return err
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}
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func down_main_ordersAddIndex(ctx context.Context, tx rockhopper.SQLExecutor) (err error) {
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// This code is executed when the migration is rolled back.
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_, err = tx.ExecContext(ctx, "DROP INDEX IF EXISTS orders_symbol;")
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if err != nil {
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return err
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}
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_, err = tx.ExecContext(ctx, "DROP INDEX IF EXISTS orders_order_id;")
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if err != nil {
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return err
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}
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return err
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}
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