From c0c0c4c7e51040e929840e857245687eb94a29e1 Mon Sep 17 00:00:00 2001 From: "Karl O. Pinc" Date: Thu, 10 Apr 2025 09:23:24 -0500 Subject: [PATCH] Make clear that tables are not entities --- doc/src/er_diagrams.m4 | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/doc/src/er_diagrams.m4 b/doc/src/er_diagrams.m4 index 5bcf5dd..5057d4d 100644 --- a/doc/src/er_diagrams.m4 +++ b/doc/src/er_diagrams.m4 @@ -60,9 +60,11 @@ table. When a row's id value can appear in more than one row of a second table, the two tables are said to have a one-to-many relationship. One row of the first table can be related to many rows in the second table. One-to-many relationships are more common than -one-to-one relationships. In the ER diagrams each table (entity) is a -box, and each box contains a list of the table's columns. The lines -between the boxes represent the relationships between the tables. +one-to-one relationships. +In the ER diagrams each table (corresponding to a real-world entity) +is a box, and each box contains a list of the table's columns. +The lines between the boxes represent the relationships between the +tables. For example, individuals can transfer between communities zero or more times. A single individual is one kind of entity recorded in the -- 2.34.1