diff --git a/src/main/java/de/jaschastarke/minecraft/limitedcreative/ModBlockStates.java b/src/main/java/de/jaschastarke/minecraft/limitedcreative/ModBlockStates.java
index 06438ad..3261e42 100644
--- a/src/main/java/de/jaschastarke/minecraft/limitedcreative/ModBlockStates.java
+++ b/src/main/java/de/jaschastarke/minecraft/limitedcreative/ModBlockStates.java
@@ -53,7 +53,7 @@ public class ModBlockStates extends CoreModule<LimitedCreative> {
     }
     @Override
     public void onDisable() {
-        super.onDisable();;
+        super.onDisable();
     }
     
     public BlockStateConfig getConfig() {
diff --git a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockListener.java b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockListener.java
index 7073131..2963ec3 100644
--- a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockListener.java
+++ b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockListener.java
@@ -24,21 +24,21 @@ public class BlockListener implements Listener {
             return;
 
         try {
-            //BlockLocation bl = new BlockLocation(event.getBlock().getLocation());
-            //BlockState s = mod.getDB().find(BlockState.class, bl);
             BlockState s = mod.getQueries().find(event.getBlock().getLocation());
             if (s != null) {
                 if (mod.isDebug())
                     mod.getLog().debug("Breaking bad, err.. block: " + s.toString());
                 
                 if (s.getGameMode() == GameMode.CREATIVE && event.getPlayer().getGameMode() != GameMode.CREATIVE) {
+                    if (mod.isDebug())
+                        mod.getLog().debug("... was placed by creative. Drop prevented");
                     mod.getBlockSpawn().block(event.getBlock(), event.getPlayer());
                 }
                 
                 mod.getQueries().delete(s);
             }
         } catch (SQLException e) {
-            mod.getLog().warn("DB-Error while in onBlockBreak: "+e.getMessage());
+            mod.getLog().warn("DB-Error while onBlockBreak: "+e.getMessage());
             event.setCancelled(true);
         }
     }
@@ -47,20 +47,24 @@ public class BlockListener implements Listener {
         if (event.isCancelled())
             return;
         
-        /*BlockLocation bl = new BlockLocation(event.getBlock().getLocation());
-        BlockState s = mod.getDB().find(BlockState.class, bl);
-        if (s != null) {
-            // This shouldn't happen
+        try {
+            BlockState s = mod.getQueries().find(event.getBlock().getLocation());
+            if (s != null) {
+                // This shouldn't happen
+                if (mod.isDebug())
+                    mod.getLog().debug("Replacing current BlockState: " + s.toString());
+            } else {
+                s = new BlockState();
+                s.setLocation(event.getBlock().getLocation());
+            }
+            s.setPlayer(event.getPlayer());
+            s.setDate(new Date());
             if (mod.isDebug())
-                mod.getLog().debug("Replacing current BlockState: " + s.toString());
-        } else {
-            s = new BlockState();
-            s.setBlockLocation(bl);
+                mod.getLog().debug("Saving BlockState: " + s.toString());
+            mod.getQueries().insert(s);
+        } catch (SQLException e) {
+            mod.getLog().warn("DB-Error while onBlockPlace: "+e.getMessage());
+            event.setCancelled(true);
         }
-        s.setPlayer(event.getPlayer());
-        s.setDate(new Date());
-        if (mod.isDebug())
-            mod.getLog().debug("Saving BlockState: " + s.toString());
-        mod.getDB().save(s);*/
     }
 }
diff --git a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockLocation.java b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockLocation.java
deleted file mode 100644
index eb58fdd..0000000
--- a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockLocation.java
+++ /dev/null
@@ -1,103 +0,0 @@
-package de.jaschastarke.minecraft.limitedcreative.blockstate;
-
-import java.io.Serializable;
-import java.util.UUID;
-
-import javax.persistence.Embeddable;
-import javax.persistence.Entity;
-
-import org.bukkit.Bukkit;
-import org.bukkit.Location;
-import org.bukkit.World;
-
-@Embeddable
-@Entity
-@Deprecated
-public class BlockLocation implements Serializable {
-    private static final long serialVersionUID = -8644798679923736348L;
-
-    private int x;
-    
-    private int y;
-    
-    private int z;
-    
-    private UUID world;
-    
-    public BlockLocation() {
-    }
-    public BlockLocation(Location loc) {
-        setLocation(loc);
-    }
-
-    public UUID getWorld() {
-        return world;
-    }
-    public World getWorldObject() {
-        return Bukkit.getWorld(getWorld());
-    }
-
-    public void setWorld(UUID world) {
-        this.world = world;
-    }
-
-    public void setWorld(World world) {
-        setWorld(world.getUID());
-    }
-
-    public int getX() {
-        return x;
-    }
-
-    public void setX(int x) {
-        this.x = x;
-    }
-
-    public int getY() {
-        return y;
-    }
-
-    public void setY(int y) {
-        this.y = y;
-    }
-
-    public int getZ() {
-        return z;
-    }
-
-    public void setZ(int z) {
-        this.z = z;
-    }
-    
-    public void setLocation(Location loc) {
-        setWorld(loc.getWorld());
-        setX(loc.getBlockX());
-        setY(loc.getBlockY());
-        setZ(loc.getBlockZ());
-    }
-    public Location getLocation() {
-        return new Location(Bukkit.getWorld(getWorld()), getX(), getY(), getZ());
-    }
-    
-    @Override
-    public boolean equals(Object obj) {
-        if (obj instanceof BlockLocation) {
-            return world.equals(((BlockLocation) obj).world) &&
-                    x == ((BlockLocation) obj).x &&
-                    y == ((BlockLocation) obj).y &&
-                    z == ((BlockLocation) obj).z;
-        }
-        return super.equals(obj);
-    }
-    @Override
-    public int hashCode() {
-        return (((x * 13) + y) * 7 + z) * 23 + world.hashCode();
-    }
-    @Override
-    public String toString() {
-        return "{" + getWorldObject().getName() +
-                ", x: " + getX() +
-                ", y: " + getY() +
-                ", z: " + getZ() + "}";
-    }
-}
diff --git a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockState.java b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockState.java
index bbbb380..46160ce 100644
--- a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockState.java
+++ b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockState.java
@@ -16,6 +16,9 @@ import org.bukkit.entity.Player;
 
 import com.avaje.ebean.validation.NotNull;
 
+/**
+ * @TODO: A Database Table-Generation based on Annotations (much work). all those Annotations here have not effect yet
+ */
 @Entity
 @Table(name = "block_state")
 //@IdClass(BlockLocation.class)
@@ -27,17 +30,6 @@ public class BlockState {
         UNKNOWN
     }
 
-    /*@Id
-    private UUID world;
-    @Id
-    private int x;
-    @Id
-    private int y;
-    @Id
-    private int z;*/
-    
-    /*@EmbeddedId
-    private BlockLocation blockLocation;*/
     private Location location;
     
     @Column(name = "gm")
@@ -53,27 +45,12 @@ public class BlockState {
     @NotNull
     private Source source = Source.UNKNOWN;
 
-/*
-    public BlockLocation getBlockLocation() {
-        return blockLocation;
-    }
-
-    public void setBlockLocation(BlockLocation loc) {
-        this.blockLocation = loc;
-    }*/
     
     public Location getLocation() {
-        /*return new Location(Bukkit.getWorld(world), x, y, z);*/
-        //return getBlockLocation().getLocation();
         return location;
     }
 
     public void setLocation(Location loc) {
-        /*world = loc.getWorld().getUID();
-        x = loc.getBlockX();
-        y = loc.getBlockY();
-        z = loc.getBlockZ();*/
-        //setBlockLocation(new BlockLocation(loc));
         location = loc;
     }
 
diff --git a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockStateConfig.java b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockStateConfig.java
index dcea994..97f9ca8 100644
--- a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockStateConfig.java
+++ b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/BlockStateConfig.java
@@ -63,9 +63,13 @@ public class BlockStateConfig extends Configuration implements IConfigurationSub
     /**
      * BlockStateEnabled
      * 
-     * ...
+     * This experimental Feature stores the GameMode a Block was created in, and prevents drops if a Block was created
+     * in creative mode. 
      * 
-     * default: true
+     * Due to the Experimental state this Feature isn't enabled by default. It uses the Database-credentials from 
+     * bukkit.yml (http://wiki.bukkit.org/Bukkit.yml#database) in the server-directory.
+     * 
+     * default: false
      */
     @IsConfigurationNode(order = 100)
     public boolean getEnabled() {
diff --git a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/DBQueries.java b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/DBQueries.java
index 89ad7b8..394647c 100644
--- a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/DBQueries.java
+++ b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/DBQueries.java
@@ -7,6 +7,7 @@ import java.sql.SQLException;
 import org.bukkit.GameMode;
 import org.bukkit.Location;
 
+import de.jaschastarke.database.Type;
 import de.jaschastarke.database.db.Database;
 import de.jaschastarke.minecraft.limitedcreative.blockstate.BlockState.Source;
 
@@ -19,11 +20,11 @@ public class DBQueries {
     private PreparedStatement find = null;
     public BlockState find(Location loc) throws SQLException {
         if (find == null) {
-            find = db.prepare("SELECT * FROM block_state WHERE x = ? AND y = ? AND z = ? AND world = ?");
+            find = db.prepare("SELECT * FROM lc_block_state WHERE x = ? AND y = ? AND z = ? AND world = ?");
         }
         find.setInt(1, loc.getBlockX());
-        find.setInt(2, loc.getBlockX());
-        find.setInt(3, loc.getBlockX());
+        find.setInt(2, loc.getBlockY());
+        find.setInt(3, loc.getBlockZ());
         find.setString(4, loc.getWorld().getUID().toString());
         ResultSet rs = find.executeQuery();
         if (rs.next()) {
@@ -41,49 +42,76 @@ public class DBQueries {
     private PreparedStatement delete = null;
     public boolean delete(BlockState s) throws SQLException {
         if (delete == null) {
-            delete = db.prepare("DELETE FROM block_state WHERE x = ? AND y = ? AND z = ? AND world = ?");
+            delete = db.prepare("DELETE FROM lc_block_state WHERE x = ? AND y = ? AND z = ? AND world = ?");
         }
         delete.setInt(1, s.getLocation().getBlockX());
-        delete.setInt(2, s.getLocation().getBlockX());
-        delete.setInt(3, s.getLocation().getBlockX());
+        delete.setInt(2, s.getLocation().getBlockY());
+        delete.setInt(3, s.getLocation().getBlockZ());
         delete.setString(4, s.getLocation().getWorld().getUID().toString());
         return delete.executeUpdate() > 0;
     }
     
+    private PreparedStatement insert = null;
+    public boolean insert(BlockState s) throws SQLException {
+        if (insert == null) {
+            insert = db.prepare("INSERT INTO lc_block_state (x, y, z, world, gm, player, cdate, source)"+
+                            " VALUES (?, ?, ?, ?, ?, ?, ?, ?)");
+        }
+        insert.setInt(1, s.getLocation().getBlockX());
+        insert.setInt(2, s.getLocation().getBlockY());
+        insert.setInt(3, s.getLocation().getBlockZ());
+        insert.setString(4, s.getLocation().getWorld().getUID().toString());
+        if (db.getType() == Type.MySQL)
+            insert.setString(5, s.getGameMode().name());
+        else
+            insert.setInt(5, s.getGameMode().getValue());
+        insert.setString(6, s.getPlayerName());
+        insert.setTimestamp(7, new java.sql.Timestamp(s.getDate().getTime()));
+        if (db.getType() == Type.MySQL)
+            insert.setString(8, s.getSource().name());
+        else
+            insert.setInt(8, s.getSource().ordinal());
+        return insert.executeUpdate() > 0;
+    }
+    
     private GameMode getGameMode(ResultSet rs) {
-        switch (db.getType()) {
-            case SQLite:
-                try {
-                    return GameMode.values()[rs.getInt("gm")];
-                } catch (Exception e) {
-                    db.getLogger().warn("Couldn't get GameMode from result-set: "+e.getMessage());
-                    return GameMode.SURVIVAL;
-                }
-            default:
-                throw new RuntimeException("Currently only SQLite is supported.");
+        try {
+            switch (db.getType()) {
+                case SQLite:
+                    return GameMode.getByValue(rs.getInt("gm"));
+                case MySQL:
+                    return GameMode.valueOf(rs.getString("gm"));
+                default:
+                    throw new RuntimeException("Unsupported Database-Type.");
+            }
+        } catch (SQLException e) {
+            db.getLogger().warn("Couldn't get GameMode from result-set: "+e.getMessage());
+            return GameMode.SURVIVAL;
         }
     }
     
     private Source getSource(ResultSet rs) {
-        switch (db.getType()) {
-            case SQLite:
-                try {
+        try {
+            switch (db.getType()) {
+                case SQLite:
                     return Source.values()[rs.getInt("source")];
-                } catch (Exception e) {
-                    db.getLogger().warn("Couldn't get Source from result-set: "+e.getMessage());
-                    return Source.UNKNOWN;
-                }
-            default:
-                throw new RuntimeException("Currently only SQLite is supported.");
+                case MySQL:
+                    return Source.valueOf(rs.getString("source"));
+                default:
+                    throw new RuntimeException("Unsupported Database-Type.");
+            }
+        } catch (Exception e) {
+            db.getLogger().warn("Couldn't get Source from result-set: "+e.getMessage());
+            return Source.UNKNOWN;
         }
     }
     
     public void initTable() throws SQLException {
         switch (db.getType()) {
             case SQLite:
-                if (db.getDDL().tableExists("block_state")) {
+                if (!db.getDDL().tableExists("lc_block_state")) {
                     db.execute(
-                        "CREATE TABLE block_state ("+
+                        "CREATE TABLE lc_block_state ("+
                             "x                         integer,"+
                             "y                         integer,"+
                             "z                         integer,"+
@@ -92,11 +120,30 @@ public class DBQueries {
                             "player                    varchar(255),"+
                             "cdate                     timestamp not null,"+
                             "source                    integer not null,"+
-                            "constraint ck_block_state_gm check (gm in (0,1,2)),"+
-                            "constraint ck_block_state_source check (source in (0,1,2,3))"+
+                            "primary key (x, y, z, world),"+
+                            "constraint ck_lc_block_state_gm check (gm in (0,1,2)),"+
+                            "constraint ck_lc_block_state_source check (source in (0,1,2,3))"+
                         ")"
                     );
-                    db.getLogger().info("Created SQLite-Table: block_state");
+                    db.getLogger().info("Created SQLite-Table: lc_block_state");
+                }
+                break;
+            case MySQL:
+                if (!db.getDDL().tableExists("lc_block_state")) {
+                    db.execute(
+                        "CREATE TABLE IF NOT EXISTS lc_block_state ("+
+                            "x                         INT NOT NULL,"+
+                            "y                         INT NOT NULL,"+
+                            "z                         INT NOT NULL,"+
+                            "world                     VARCHAR(40) NOT NULL,"+
+                            "gm                        ENUM('CREATIVE', 'SURVIVAL', 'ADVENTURE'),"+
+                            "player                    VARCHAR(255),"+
+                            "cdate                     TIMESTAMP NOT NULL,"+
+                            "source                    ENUM('SEED','PLAYER','EDIT','UNKNOWN'),"+
+                            "PRIMARY KEY (x, y, z, world)"+
+                        ")"
+                    );
+                    db.getLogger().info("Created MySQL-Table: lc_block_state");
                 }
                 break;
             default:
diff --git a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/PlayerListener.java b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/PlayerListener.java
index ae42552..40fae9c 100644
--- a/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/PlayerListener.java
+++ b/src/main/java/de/jaschastarke/minecraft/limitedcreative/blockstate/PlayerListener.java
@@ -1,5 +1,7 @@
 package de.jaschastarke.minecraft.limitedcreative.blockstate;
 
+import java.sql.SQLException;
+
 import org.bukkit.ChatColor;
 import org.bukkit.block.Block;
 import org.bukkit.event.EventHandler;
@@ -23,36 +25,40 @@ public class PlayerListener implements Listener {
     public void onInteract(PlayerInteractEvent event) {
         if (event.isCancelled())
             return;
-        /*if (event.getAction() == Action.RIGHT_CLICK_BLOCK && mod.getPlugin().getPermManager().hasPermission(event.getPlayer(), BlockStatePermissions.TOOL)) {
+        if (event.getAction() == Action.RIGHT_CLICK_BLOCK && mod.getPlugin().getPermManager().hasPermission(event.getPlayer(), BlockStatePermissions.TOOL)) {
             Block b = event.getClickedBlock();
             if (b != null && event.getPlayer().getItemInHand().getType().equals(mod.getConfig().getTool())) {
-                BlockState s = mod.getDB().find(BlockState.class, new BlockLocation(b.getLocation()));
-                InGameFormatter f = new InGameFormatter(mod.getPlugin().getLang());
-                String ret = null;
-                if (s == null || s.getSource() == Source.UNKNOWN) {
-                    ret = f.formatString(ChatFormattings.ERROR, f.getString("block_state.tool_info.unknown", b.getType().toString()));
-                } else {
-                    String k = "block_state.tool_info." + s.getSource().name().toLowerCase();
-                    String gm = s.getGameMode().toString().toLowerCase();
-                    switch (s.getGameMode()) {
-                        case CREATIVE:
-                            gm = ChatColor.GOLD + gm + ChatColor.RESET;
-                        case SURVIVAL:
-                            gm = ChatColor.GREEN + gm + ChatColor.RESET;
-                        case ADVENTURE:
-                            gm = ChatColor.DARK_GREEN + gm + ChatColor.RESET;
-                        default:
-                            break;
+                try {
+                    BlockState s = mod.getQueries().find(b.getLocation());
+                    InGameFormatter f = new InGameFormatter(mod.getPlugin().getLang());
+                    String ret = null;
+                    if (s == null || s.getSource() == Source.UNKNOWN) {
+                        ret = f.formatString(ChatFormattings.ERROR, f.getString("block_state.tool_info.unknown", b.getType().toString()));
+                    } else {
+                        String k = "block_state.tool_info." + s.getSource().name().toLowerCase();
+                        String gm = s.getGameMode().toString().toLowerCase();
+                        switch (s.getGameMode()) {
+                            case CREATIVE:
+                                gm = ChatColor.GOLD + gm + ChatColor.RESET;
+                            case SURVIVAL:
+                                gm = ChatColor.GREEN + gm + ChatColor.RESET;
+                            case ADVENTURE:
+                                gm = ChatColor.DARK_GREEN + gm + ChatColor.RESET;
+                            default:
+                                break;
+                        }
+                        
+                        ret = f.formatString(ChatFormattings.INFO, f.getString(k, b.getType().toString(),
+                                                                                s.getPlayerName(),
+                                                                                gm,
+                                                                                s.getDate()));
                     }
-                    
-                    ret = f.formatString(ChatFormattings.INFO, f.getString(k, b.getType().toString(),
-                                                                            s.getPlayerName(),
-                                                                            gm,
-                                                                            s.getDate()));
+                    if (ret != null)
+                        event.getPlayer().sendMessage(ret);
+                } catch (SQLException e) {
+                    mod.getLog().warn("DB-Error while onPlayerInteract: "+e.getMessage());
                 }
-                if (ret != null)
-                    event.getPlayer().sendMessage(ret);
             }
-        }*/
+        }
     }
 }
diff --git a/src/main/resources/lang/messages.properties b/src/main/resources/lang/messages.properties
index c6e77c9..4010789 100644
--- a/src/main/resources/lang/messages.properties
+++ b/src/main/resources/lang/messages.properties
@@ -49,3 +49,4 @@ block_state.tool_info.seed: This {0}-Block is generated by the god who created t
 block_state.tool_info.player: This {0}-Block was created by ''{1}'' in {2}-mode on {3}
 block_state.tool_info.edit: This {0}-Block was modified by the tool ''{1}'' or such at {3}
 block_state.tool_info.unknown: The origin of this {0}-Block is unknown 
+block_state.error.sql_connection_failed: Failed to connect to Database. Check bukkit.yml
\ No newline at end of file