Change order of database columns for easier reading.

MySQL_docker/highscores_database.sql

@@ -10,13 +10,13 @@ CREATE TABLE Guilds(
 );
 
 CREATE TABLE CategoryGroups(
-   ChannelId bigint unsigned,
    GroupId int unsigned not null unique AUTO_INCREMENT,
    GroupName varchar(50) not null,
+   ChannelId bigint unsigned,
    GuildId bigint unsigned not null,
    MessageId bigint unsigned,
    PadLength smallint not null DEFAULT 26,
-   Size smallint not null, -- unsure if I like this name. Also unsure belong here or in Category
+   Size smallint not null DEFAULT 3, -- unsure if I like this name. Also unsure belong here or in Category
    CONSTRAINT UniqueGuildCategoryGroup UNIQUE (GuildId, GroupName),
    FOREIGN KEY (GuildId) REFERENCES Guilds(GuildId),
    PRIMARY KEY (GroupId)