MiniDay/hamster-ball
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perf: 优化数据库建表语句

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叁只仓鼠
2022-11-03 23:36:52 +08:00
parent 28f9538a92
commit 29f02c4413
3 changed files with 14 additions and 24 deletions
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26
hamster-ball-common/src/main/java/cn/hamster3/mc/plugin/ball/common/api/BallAPI.java
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@@ -2,7 +2,6 @@ package cn.hamster3.mc.plugin.ball.common.api;
import cn.hamster3.mc.plugin.ball.common.config.BallConfig;
import cn.hamster3.mc.plugin.ball.common.connector.BallChannelInitializer;
import cn.hamster3.mc.plugin.ball.common.constant.BallCommonConstants;
import cn.hamster3.mc.plugin.ball.common.data.BallLocation;
import cn.hamster3.mc.plugin.ball.common.data.BallMessageInfo;
import cn.hamster3.mc.plugin.ball.common.entity.BallPlayerInfo;
@@ -155,30 +154,31 @@ public abstract class BallAPI {
{
Statement statement = connection.createStatement();
statement.execute("CREATE TABLE IF NOT EXISTS " + BallCommonConstants.SQL.PLAYER_INFO_TABLE + "(" +
statement.execute("CREATE TABLE IF NOT EXISTS `hamster_ball_player_info`(" +
"`uuid` CHAR(36) PRIMARY KEY," +
"`name` VARCHAR(16) NOT NULL," +
"`game_server` VARCHAR(32) NOT NULL," +
"`proxy_server` VARCHAR(32) NOT NULL," +
"`online` BOOLEAN NOT NULL" +
") CHARSET utf8mb4;");
statement.execute("CREATE TABLE IF NOT EXISTS " + BallCommonConstants.SQL.SERVER_INFO_TABLE + "(" +
statement.execute("CREATE TABLE IF NOT EXISTS `hamster_ball_server_info`(" +
"`id` VARCHAR(32) PRIMARY KEY NOT NULL," +
"`name` VARCHAR(32) NOT NULL," +
"`type` VARCHAR(16) NOT NULL," +
"`host` VARCHAR(32) NOT NULL," +
"`port` INT NOT NULL" +
") CHARSET utf8mb4;");
statement.execute("CREATE TABLE IF NOT EXISTS " + BallCommonConstants.SQL.CACHED_MESSAGE_TABLE + "(" +
statement.execute("CREATE TABLE IF NOT EXISTS `hamster_ball_cached_message`(" +
"`uuid` CHAR(36) NOT NULL," +
"`message` TEXT NOT NULL," +
"CONSTRAINT `fk_uuid` FOREIGN KEY (`uuid`) REFERENCES " + BallCommonConstants.SQL.PLAYER_INFO_TABLE + "(`uuid`) ON DELETE CASCADE ON UPDATE CASCADE" +
"CONSTRAINT `fk_uuid_ball` FOREIGN KEY (`uuid`) REFERENCES `hamster_ball_player_info`(`uuid`) " +
"ON DELETE CASCADE ON UPDATE CASCADE" +
") CHARSET utf8mb4;");
statement.close();
}
{
PreparedStatement statement = connection.prepareStatement("REPLACE INTO " + BallCommonConstants.SQL.SERVER_INFO_TABLE + " VALUES(?, ?, ?, ?, ?);");
PreparedStatement statement = connection.prepareStatement("REPLACE INTO `hamster_ball_server_info` VALUES(?, ?, ?, ?, ?);");
statement.setString(1, localInfo.getId());
statement.setString(2, localInfo.getName());
statement.setString(3, localInfo.getType().name());
@@ -189,7 +189,7 @@ public abstract class BallAPI {
}
{
PreparedStatement statement = connection.prepareStatement("SELECT * FROM " + BallCommonConstants.SQL.SERVER_INFO_TABLE + ";");
PreparedStatement statement = connection.prepareStatement("SELECT * FROM `hamster_ball_server_info`;");
ResultSet set = statement.executeQuery();
while (set.next()) {
String serverID = set.getString("id");
@@ -206,7 +206,7 @@ public abstract class BallAPI {
}
{
PreparedStatement statement = connection.prepareStatement("SELECT * FROM " + BallCommonConstants.SQL.PLAYER_INFO_TABLE + ";");
PreparedStatement statement = connection.prepareStatement("SELECT * FROM `hamster_ball_player_info`;");
ResultSet set = statement.executeQuery();
while (set.next()) {
UUID uuid = UUID.fromString(set.getString("uuid"));
@@ -282,7 +282,7 @@ public abstract class BallAPI {
sendBallMessage(new BallMessageInfo(BALL_CHANNEL, ServerOfflineEvent.ACTION, new ServerOfflineEvent(getLocalServerId())), true);
try (Connection connection = CoreAPI.getInstance().getConnection()) {
PreparedStatement statement = connection.prepareStatement("DELETE FROM " + BallCommonConstants.SQL.SERVER_INFO_TABLE + " WHERE `id`=?;");
PreparedStatement statement = connection.prepareStatement("DELETE FROM `hamster_ball_server_info` WHERE `id`=?;");
statement.setString(1, getLocalServerId());
statement.executeUpdate();
statement.close();
@@ -422,7 +422,7 @@ public abstract class BallAPI {
return;
}
try (Connection connection = CoreAPI.getInstance().getConnection()) {
PreparedStatement statement = connection.prepareStatement("INSERT INTO " + BallCommonConstants.SQL.CACHED_MESSAGE_TABLE + " VALUES(?, ?);");
PreparedStatement statement = connection.prepareStatement("INSERT INTO `hamster_ball_cached_message` VALUES(?, ?);");
statement.setString(1, receiver.toString());
statement.setString(2, message.saveToJson().toString());
statement.executeUpdate();
@@ -459,7 +459,7 @@ public abstract class BallAPI {
continue;
}
try (Connection connection = CoreAPI.getInstance().getConnection()) {
PreparedStatement statement = connection.prepareStatement("INSERT INTO " + BallCommonConstants.SQL.CACHED_MESSAGE_TABLE + " VALUES(?, ?);");
PreparedStatement statement = connection.prepareStatement("INSERT INTO `hamster_ball_cached_message` VALUES(?, ?);");
statement.setString(1, receiver.toString());
statement.setString(2, message.saveToJson().toString());
statement.executeUpdate();
@@ -636,7 +636,7 @@ public abstract class BallAPI {
public List<DisplayMessage> getCachedPlayerMessage(@NotNull UUID uuid) throws SQLException {
ArrayList<DisplayMessage> list = new ArrayList<>();
try (Connection connection = CoreAPI.getInstance().getConnection()) {
PreparedStatement statement = connection.prepareStatement("SELECT message FROM " + BallCommonConstants.SQL.CACHED_MESSAGE_TABLE + " WHERE `uuid`=?;");
PreparedStatement statement = connection.prepareStatement("SELECT message FROM `hamster_ball_cached_message` WHERE `uuid`=?;");
statement.setString(1, uuid.toString());
ResultSet set = statement.executeQuery();
while (set.next()) {
@@ -650,7 +650,7 @@ public abstract class BallAPI {
public void removeCachedPlayerMessage(@NotNull UUID uuid) throws SQLException {
try (Connection connection = CoreAPI.getInstance().getConnection()) {
PreparedStatement statement = connection.prepareStatement("DELETE FROM " + BallCommonConstants.SQL.CACHED_MESSAGE_TABLE + " WHERE `uuid`=?;");
PreparedStatement statement = connection.prepareStatement("DELETE FROM `hamster_ball_cached_message` WHERE `uuid`=?;");
statement.setString(1, uuid.toString());
statement.executeUpdate();
statement.close();

9
hamster-ball-common/src/main/java/cn/hamster3/mc/plugin/ball/common/constant/BallCommonConstants.java
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@@ -1,9 +0,0 @@
package cn.hamster3.mc.plugin.ball.common.constant;
public interface BallCommonConstants {
interface SQL {
String PLAYER_INFO_TABLE = "hamster_ball_player_info";
String SERVER_INFO_TABLE = "hamster_ball_server_info";
String CACHED_MESSAGE_TABLE = "hamster_ball_cached_message";
}
}