fix: ✨ fix how Table processes table names

lib/timeseries/hoarder/Table.rb

@@ -3,10 +3,20 @@
 module Timeseries
 	module Hoarder
 		class Table
+			attr_reader :table_name, :table_schema, :table_id
+
 			def initialize(db, table_name, table_schema = "public")
+				raise ArgumentError, "DB needs to be a Timeseries::Hoarder::Database!" unless db.is_a? Database
+
+				if (not table_name.is_a? String) or (not table_schema.is_a? String)
+					raise ArgumentError, "Table name and schema must be strings!"
+				end
+
 				@table_name = table_name
 				@table_schema = table_schema
 
+				@table_id = "\"#{@table_schema}\".\"#{@table_name}\""
+
 				@db = db
 				@pg = @db.pg
 
@@ -21,7 +31,7 @@ module Timeseries
 				@pg.transaction do
 					@pg.exec("SELECT pg_advisory_lock(0)")
 
-					r = @pg.exec_params("SELECT 1 FROM information_schema.tables WHERE table_name = $1 AND table_schema = $2", [@table_name, @schema_name])
+					r = @pg.exec_params("SELECT 1 FROM information_schema.tables WHERE table_name = $1 AND table_schema = $2", [@table_name, @table_schema])
 
 					if r.num_tuples >= 1
 						@created = true