Fixes one of the spec failures.

src/clear/migration/migration.cr

@@ -146,7 +146,7 @@ module Clear::Migration
           op.down.each { |x| Clear::SQL.execute(x.as(String)) }
         }
 
-        SQL.delete("__clear_metadatas").where({metatype: "migration", value: uid.to_s}).execute
+        SQL.delete("default", "__clear_metadatas").where({metatype: "migration", value: uid.to_s}).execute
       end
 
       self

src/clear/sql/sql.cr

@@ -176,11 +176,11 @@ module Clear
 
     # Start a DELETE table query
     def delete(table = nil)
-      Clear::SQL::DeleteQuery.new("default", from: table)
+      Clear::SQL::DeleteQuery.new("default").from(table)
     end
 
     def delete(connection : Symbolic, table = nil)
-      Clear::SQL::DeleteQuery.new(connection, from: table)
+      Clear::SQL::DeleteQuery.new(connection).from(table)
     end
 
     # Start an INSERT INTO table query