Final answer:
The crow's-foot notation in an E-R diagram represents the 'many' side of a relationship between entities, indicating the maximum number of entities that can be associated in that relationship.
Step-by-step explanation:
The crow's-foot notation referred to in the question is a graphical representation used in entity-relationship (E-R) diagrams within the context of data modeling for databases. The crow's-foot symbol itself is part of the notation used to denote the cardinality of relationships between entities in an E-R diagram. It represents the maximum number of instances of one entity that can be associated with instances of another entity, within the context of that relationship.
To put it more simply, when you see a crow's-foot symbol at one end of a relationship line in an E-R diagram, it indicates a 'many' relationship from the perspective of the entity on that end. For example, if one side of a relationship has a single line (indicating 'one') and the other has a crow's-foot (indicating 'many'), it represents a one-to-many relationship between the entities.