Stencils tagged with ‘database’
Data model stencils designed with classic django colors.
Allows you to draw simple Entity Relation Diagrams (the first page). ERDs are useful in the early stages of a project, especially if you are using formal approach such as Structured Systems Analysis and Design Methodology (for which there is a SSADM stencil) or IDEF0. I have added an extension, which allows indices to be...more
Allows you to draw IDEF1X-compliant Data Models (examine all five pages). IDEF1X is a methodology and standard (NIST/FIPS 184 in 1993) for modelling Relational databases. It emphasises and promotes data independence; proper use of keys; extensibility; quality; and ease of use, and produces a genuinely Relational database....more
Some helpful stencils for designing your database and models. Sort of an Entity Relationship Diagram (ERD) with some added stuff that helps me think through what's going to go on when I get to coding. Don't feel bad if (like me) you are more of a Designer/Developer and just use the plain arrow to connect things. The ERD stuff...more
This is a semi-complete version of a Ruby on Rails way to model a database. The table objects include a space to enter in the declarations that you are considering placing in your model files. I have included a list of reminders of the things that would go into the model declarations towards the right. Each table has anchor...more