diff --git a/ext_tables.sql b/ext_tables.sql
index c02120e..acbdbf2 100644
--- a/ext_tables.sql
+++ b/ext_tables.sql
@@ -3,18 +3,18 @@
 #
 CREATE TABLE tx_mysqlreport_query_information
 (
-	query_id               int(11)      unsigned DEFAULT '0',
-	mode                   char(3)      DEFAULT ''           NOT NULL,
-	ip                     varchar(45)  DEFAULT ''           NOT NULL,
+	query_id               int(11)       unsigned DEFAULT '0',
+	mode                   char(3)       DEFAULT ''           NOT NULL,
+	ip                     varchar(45)   DEFAULT ''           NOT NULL,
 	request                text,
 	referer                text,
-	unique_call_identifier varchar(24)  DEFAULT ''           NOT NULL,
-	duration               double(11,8) DEFAULT '0.00000000' NOT NULL,
-	query                  blob                              NOT NULL,
-	query_type             varchar(20)  DEFAULT ''           NOT NULL,
-	explain_query          text                              NOT NULL,
-	using_index            tinyint(1)   DEFAULT '0'          NOT NULL,
-	using_fulltable        tinyint(1)   DEFAULT '0'          NOT NULL,
+	unique_call_identifier varchar(24)   DEFAULT ''           NOT NULL,
+	duration               decimal(11,8) DEFAULT '0.00000000' NOT NULL,
+	query                  blob                               NOT NULL,
+	query_type             varchar(20)   DEFAULT ''           NOT NULL,
+	explain_query          text                               NOT NULL,
+	using_index            tinyint(1)    DEFAULT '0'          NOT NULL,
+	using_fulltable        tinyint(1)    DEFAULT '0'          NOT NULL,
 
 	KEY                    uniqueCalls (unique_call_identifier,crdate,mode,duration)
 );