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65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
package mysql
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import (
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"context"
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"github.com/c9s/rockhopper"
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)
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func init() {
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AddMigration(upIncreaseSymbolLength, downIncreaseSymbolLength)
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}
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func upIncreaseSymbolLength(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 `klines`\nMODIFY COLUMN `symbol` VARCHAR(12) NOT NULL;")
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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, "ALTER TABLE `okex_klines`\nMODIFY COLUMN `symbol` VARCHAR(12) NOT NULL;")
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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, "ALTER TABLE `binance_klines`\nMODIFY COLUMN `symbol` VARCHAR(12) NOT NULL;")
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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, "ALTER TABLE `max_klines`\nMODIFY COLUMN `symbol` VARCHAR(12) NOT NULL;")
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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 downIncreaseSymbolLength(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, "ALTER TABLE `klines`\nMODIFY COLUMN `symbol` VARCHAR(10) NOT NULL;")
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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, "ALTER TABLE `okex_klines`\nMODIFY COLUMN `symbol` VARCHAR(10) NOT NULL;")
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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, "ALTER TABLE `binance_klines`\nMODIFY COLUMN `symbol` VARCHAR(10) NOT NULL;")
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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, "ALTER TABLE `max_klines`\nMODIFY COLUMN `symbol` VARCHAR(10) NOT NULL;")
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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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