Homosexual Someone who is emotionally, erotically, and bodily attracted to individuals of his or her personal intercourse. Groupthink The tendency of individuals to comply with the ideas or actions of a group. Gender stratification The hierarchical rating of women and men and their roles when it comes to unequal possession, energy, social control, status, and social rewards. Functions The penalties of social phenomena for different components of society or for society as an entire. Formal organizations Highly structured groups with specific aims and often clearly said rules and rules. Folkways Social norms to which individuals generally conform, though they receive little pressure to take action.

The major, unique, and international key constraints must be defined. According to the business guidelines a person might own 15 credit cards. According to the business guidelines a person can have a most of 100 bank cards. A composite attribute is an attribute with multiple easy component. For example the easy attributes first_name and last_name may be mixed to type the composite attribute name.

It may be tempting to assume that options 2 and 3 are the identical, however it is very important recognise the difference, notably when thinking about whether the relationship is one-to-one, one-to-many or many-to-many. A useful analogy is to consider a financial institution, with prospects who’ve savings accounts and loans. It will be the bank’s policy that any buyer must have a savings account before they are eligible to receive a loan, however not all clients who have financial savings accounts would require a loan.

In our sales instance, we should ask whether customers are allowed to have a couple of e-mail tackle; if they are, we ought to always mannequin the e-mail handle as a separate entity. In our instance, we can assume that no two clients have the identical email tackle, so the e-mail handle can be the vital thing. However, we have to think twice in regards to the implications of our selections. For example, if we determine to establish customers by their e mail address, it will be hard to permit a buyer to have multiple email addresses. Any purposes we construct to use this database may treat every e-mail handle as a separate particular person, and it may be onerous to adapt every little thing to allow folks to have a quantity of e-mail addresses.

Experimental group In analysis, the group of individuals exposed to the unbiased variable that is being introduced by the experimenter. Emergent norm theory A concept of collective behavior suggesting that folks transfer to type a shared definition of the situation in relatively normless situations. Ego In Freudian theory total customer satisfaction is measured based on the relationship of ________., a concept referring to the aware, rational part of the character construction, which mediates between the impulses of the id and the rules of society. Education The course of, at school or past, of transmitting a society’s data, expertise, values, and behaviors.

Develop the model further by identifying attributes for each entity. A recursive relationship is one in which a relationship can exist between occurrences of the same. An index is usually created to improve database performance.

The purpose of logical design, also referred to as data modeling, is to design the schema of the database and all the required subschemas. A relational database will encompass tables , every of which describes only the attributes of a selected class of entities. Logical design begins with identifying the entity classes to be represented within the database and establishing relationships between pairs of these entities. A relationship is just an interplay between the entities represented by the information.

A unary relationship exists when an association is maintained within a single entity. Select all which are true of overseas keys in relational databases. Many to many relationships become associative tables with no less than two international keys.