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30 lines
957 B
Go
30 lines
957 B
Go
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_tradesCreated, down_main_tradesCreated)
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}
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func up_main_tradesCreated(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, "ALTER TABLE trades ADD COLUMN inserted_at TEXT;\nUPDATE trades SET inserted_at = traded_at;\nCREATE TRIGGER set_inserted_at\nAFTER INSERT ON trades\nFOR EACH ROW\nBEGIN\n UPDATE trades\n SET inserted_at = datetime('now')\n WHERE rowid = NEW.rowid;\nEND;")
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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_tradesCreated(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 TRIGGER set_inserted_at;\nALTER TABLE trades DROP COLUMN inserted_at;")
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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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