core (MySQL!) database structure:
                                             -- Relations
CREATE TABLE tiny_content (                  --
   contentID         INT NOT NULL,           -- ----------+
   title             VARCHAR(120),           --           |
   headline          VARCHAR(120),           --           |
   text              TEXT,                   --           |
   locationID        INT NOT NULL,           --  <--+     |
   date_creation     DATETIME,               --     |     |
   date_modification TIMESTAMP,              --     |     |
   PRIMARY KEY       (contentID))            --     |1:1  |
                                             --     |     |1:n
CREATE TABLE tiny_location (                 --     |     |
   locationID        INT NOT NULL,           --  <--+     |
   parentID          INT,                    --           |
   pseudo_tree       VARCHAR(60),            --           |
   PRIMARY KEY       (locationID))           --           |
                                             --           |
CREATE TABLE tiny_rel_content_plugin (       --           |
   contentID         INT NOT NULL,           -- <---------+
   pluginID          INT NOT NULL,           -- <---------+
   PRIMARY KEY       (contentID, pluginID))  --           |
                                             --           |1:n
CREATE TABLE tiny_plugin (                   --           |
   pluginID          INT NOT NULL,           -- ----------+
   name              VARCHAR(60),            --
   administrable     BIT,                    --
   template_block    VARCHAR(60),            --
   PRIMARY KEY       (pluginID))             --