54 lines
2.5 KiB
Go
54 lines
2.5 KiB
Go
package mysql
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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_trades, down_main_trades)
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}
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func up_main_trades(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 TABLE `trades`\n(\n `gid` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,\n `id` BIGINT UNSIGNED,\n `order_id` BIGINT UNSIGNED NOT NULL,\n `exchange` VARCHAR(24) NOT NULL DEFAULT '',\n `symbol` VARCHAR(20) NOT NULL,\n `price` DECIMAL(16, 8) UNSIGNED NOT NULL,\n `quantity` DECIMAL(16, 8) UNSIGNED NOT NULL,\n `quote_quantity` DECIMAL(16, 8) UNSIGNED NOT NULL,\n `fee` DECIMAL(16, 8) UNSIGNED NOT NULL,\n `fee_currency` VARCHAR(10) NOT NULL,\n `is_buyer` BOOLEAN NOT NULL DEFAULT FALSE,\n `is_maker` BOOLEAN NOT NULL DEFAULT FALSE,\n `side` VARCHAR(4) NOT NULL DEFAULT '',\n `traded_at` DATETIME(3) NOT NULL,\n `is_margin` BOOLEAN NOT NULL DEFAULT FALSE,\n `is_isolated` BOOLEAN NOT NULL DEFAULT FALSE,\n `strategy` VARCHAR(32) NULL,\n `pnl` DECIMAL NULL,\n PRIMARY KEY (`gid`),\n UNIQUE KEY `id` (`exchange`, `symbol`, `side`, `id`)\n);")
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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 INDEX trades_symbol ON trades (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 INDEX trades_symbol_fee_currency ON trades (exchange, symbol, fee_currency, traded_at);")
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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 INDEX trades_traded_at_symbol ON trades (exchange, traded_at, symbol);")
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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_trades(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 TABLE IF EXISTS `trades`;")
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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 trades_symbol ON trades;")
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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 trades_symbol_fee_currency ON trades;")
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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 trades_traded_at_symbol ON trades;")
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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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