mirror of
https://github.com/c9s/bbgo.git
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62 lines
4.6 KiB
Go
62 lines
4.6 KiB
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_klines, down_main_klines)
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}
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func up_main_klines(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 `klines`\n(\n `gid` INTEGER PRIMARY KEY AUTOINCREMENT,\n `exchange` VARCHAR(10) NOT NULL,\n `start_time` DATETIME(3) NOT NULL,\n `end_time` DATETIME(3) NOT NULL,\n `interval` VARCHAR(3) NOT NULL,\n `symbol` VARCHAR(7) NOT NULL,\n `open` DECIMAL(16, 8) NOT NULL,\n `high` DECIMAL(16, 8) NOT NULL,\n `low` DECIMAL(16, 8) NOT NULL,\n `close` DECIMAL(16, 8) NOT NULL DEFAULT 0.0,\n `volume` DECIMAL(16, 8) NOT NULL DEFAULT 0.0,\n `closed` BOOLEAN NOT NULL DEFAULT TRUE,\n `last_trade_id` INT NOT NULL DEFAULT 0,\n `num_trades` INT NOT NULL DEFAULT 0\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 TABLE `okex_klines`\n(\n `gid` INTEGER PRIMARY KEY AUTOINCREMENT,\n `exchange` VARCHAR(10) NOT NULL,\n `start_time` DATETIME(3) NOT NULL,\n `end_time` DATETIME(3) NOT NULL,\n `interval` VARCHAR(3) NOT NULL,\n `symbol` VARCHAR(7) NOT NULL,\n `open` DECIMAL(16, 8) NOT NULL,\n `high` DECIMAL(16, 8) NOT NULL,\n `low` DECIMAL(16, 8) NOT NULL,\n `close` DECIMAL(16, 8) NOT NULL DEFAULT 0.0,\n `volume` DECIMAL(16, 8) NOT NULL DEFAULT 0.0,\n `closed` BOOLEAN NOT NULL DEFAULT TRUE,\n `last_trade_id` INT NOT NULL DEFAULT 0,\n `num_trades` INT NOT NULL DEFAULT 0\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 TABLE `binance_klines`\n(\n `gid` INTEGER PRIMARY KEY AUTOINCREMENT,\n `exchange` VARCHAR(10) NOT NULL,\n `start_time` DATETIME(3) NOT NULL,\n `end_time` DATETIME(3) NOT NULL,\n `interval` VARCHAR(3) NOT NULL,\n `symbol` VARCHAR(7) NOT NULL,\n `open` DECIMAL(16, 8) NOT NULL,\n `high` DECIMAL(16, 8) NOT NULL,\n `low` DECIMAL(16, 8) NOT NULL,\n `close` DECIMAL(16, 8) NOT NULL DEFAULT 0.0,\n `volume` DECIMAL(16, 8) NOT NULL DEFAULT 0.0,\n `closed` BOOLEAN NOT NULL DEFAULT TRUE,\n `last_trade_id` INT NOT NULL DEFAULT 0,\n `num_trades` INT NOT NULL DEFAULT 0\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 TABLE `max_klines`\n(\n `gid` INTEGER PRIMARY KEY AUTOINCREMENT,\n `exchange` VARCHAR(10) NOT NULL,\n `start_time` DATETIME(3) NOT NULL,\n `end_time` DATETIME(3) NOT NULL,\n `interval` VARCHAR(3) NOT NULL,\n `symbol` VARCHAR(7) NOT NULL,\n `open` DECIMAL(16, 8) NOT NULL,\n `high` DECIMAL(16, 8) NOT NULL,\n `low` DECIMAL(16, 8) NOT NULL,\n `close` DECIMAL(16, 8) NOT NULL DEFAULT 0.0,\n `volume` DECIMAL(16, 8) NOT NULL DEFAULT 0.0,\n `closed` BOOLEAN NOT NULL DEFAULT TRUE,\n `last_trade_id` INT NOT NULL DEFAULT 0,\n `num_trades` INT NOT NULL DEFAULT 0\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 `klines_end_time_symbol_interval` ON `klines` (`end_time`, `symbol`, `interval`);\nCREATE INDEX `binance_klines_end_time_symbol_interval` ON `binance_klines` (`end_time`, `symbol`, `interval`);\nCREATE INDEX `okex_klines_end_time_symbol_interval` ON `okex_klines` (`end_time`, `symbol`, `interval`);\nCREATE INDEX `max_klines_end_time_symbol_interval` ON `max_klines` (`end_time`, `symbol`, `interval`);")
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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_klines(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 `klines_end_time_symbol_interval`;")
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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 TABLE IF EXISTS `binance_klines`;")
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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 TABLE IF EXISTS `okex_klines`;")
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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 TABLE IF EXISTS `max_klines`;")
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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 TABLE IF EXISTS `klines`;")
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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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