Data Model

Data in Journey are grouped into Data Domains and each Data Domain contains one or more Data Categories and each Data Category contains one or more Data Tables. The structure of each Data Category (Δομή Δεδομένων) is described using an Excel file that its name ends with the term DATA_MODEL.xlsx and from now on will be refered as the Data Model. The structure of each Data Table is described using a DSD and each DSD of each Data Table of the Data Category can be found in sheet DSDS of the Data Model.

Below a link to a description of the general characteristics of every sheet of the Data Model is provided.

DSDS describes the corresponding sheet of the Data Model

DIMS describes the corresponding sheet of the Data Model

MEASURES describes the corresponding sheet of the Data Model

ATTRS describes the corresponding sheet of the Data Model

TYPES describes the data types that are found in the Data Model

• DSDS
• DIMS
• MEASURES
• ATTRS
• TYPES