Replace all "numeric" with "float8"

script/sql/create/19.reactions.sql

@@ -19,7 +19,7 @@ insert into reactions (key, value) values
 create table reactions_pipe_bulk
 (
   pipe  varchar(32) primary key references pipes(id) not null
-, value numeric not null
+, value float8 not null
 );
 
 -- delete when delete pipe
@@ -27,7 +27,7 @@ create table reactions_pipe_bulk
 create table reactions_pipe_wall
 (
   pipe  varchar(32) primary key references pipes(id) not null
-, value numeric not null
+, value float8 not null
 );
 
 -- delete when delete pipe
@@ -35,7 +35,7 @@ create table reactions_pipe_wall
 create table reactions_tank
 (
   tank  varchar(32) primary key references tanks(id) not null
-, value numeric not null
+, value float8 not null
 );
 
 -- delete when delete tank