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An entity–relationship model (or ER model) describes interrelated things of interest in a specific domain of knowledge. A basic ER model is composed of entity types (which classify the things of interest) and specifies relationships that can exist between entities (instances of those entity types).
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Donald Trump mocked Jimmy Carter as worst president in history. But after Carter's death, Trump suggested ex-leader had his 'highest respect.'
The SERM (structured entity relationship model) is an amplification of the ERM which is commonly used for data modeling. It was first proposed from Prof. Dr. Elmar J. Sinz in 1988. The SERM is commonly used in the SAP -world for the data modeling .
In short, numerology is a system where numbers and letters have symbolic or mystical meanings. There are many different schools of numerology, such as the Pythagorean system and Chaldean method.
F or example, other countries have added symbols that look like traffic lights to the front of packages so that people have a better understanding of which foods are "healthier," though it's not ...
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