SQL and Relation Databases - Reading Assignment

Blockchain Business Course
#61

A row is a data set representing a single item. A column is a labeled element of a tuple and a Table is a set of tuples sharing the same attributes; a set of columns and rows.

#62
  1. What is a row?
    Record - a data set representing a single item.
  2. What is a column?
    Attribute - a labeled element or a row.
  3. What is a table?
    A set of columns and rows
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#63
  1. What is a row?
    Set of different attributes in table which represent record of 1 item
  2. What is a column?
    attribute name shared by this entity
  3. What is a table?
    description of some entity using columns(attributes) and rows(values)
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#64
  1. A row is a dataset (or a record) that represents a single item
  2. A column, of a row, represents an attribute of the record (row).
  3. a table is a collection of rows. So it holds multiple items of the same type.
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#65
  1. What is a row? A data set associated to a single item
  2. What is a column? A specific type of data that contains the attributes of each items
  3. What is a table? A table is a set of items, one for each row.
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#66
  1. A data set representing a single item
  2. A labeled element of a tuple, e.g. “Address” or “Date of birth”
  3. A set of tuples sharing the same attributes; a set of columns and rows
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#67

A row is also called a record. Each row in a database represents one instance of the type of Item or object.

A column in a table are set of attributes or facts about a particular item or object. Example can be height of a person.

A table is a set of column and rows. Simply put, it’s a set of item with the same attributes.

#68

  1. What is a row?
    also known as a record, a collection of data inside columns within the same table

  2. What is a column?
    a column is an object inside a tablerow with a certain datatype that can contain data of that datatype

  3. What is a table?
    a collection of rows and colums that contain data of a specific subject (for example the table “persons” with a name / address / age that are colums, and different persons that are the rows)

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#69

1 row is the data representing a single item
2 Comlumn is labeled element of a turple
3 a table is a set of rows and columns

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#70
  1. a single record/item
  2. an attribute. for example name, age, company etc
  3. A set or rows and columns
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#71
  1. What is a row?

A record which is a data set representing a single item

  1. What is a column?

An attribute or field, a labeled element of a tuple for example a date of birth or address.

  1. What is a table?

Relation, a set of tuples sharing the same attributes a set of columns and rows

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#72
  1. What is a row?

A dataset representing a single item or record.

  1. What is a column?

A labeled element of a turple (ie. element or field)

  1. What is a table?

A set of tuples sharing the same attributes a set of columns and rows.

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#73
  1. Row is a horizontal list of items/values
  2. Column is an vertical attribute that describes the data in rows
  3. Table is a two dimensional set of rows and columns.
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#74
  • What is a row?
    a row —also called a tuple—represents a single, implicitly structured data item in a table
  • What is a column?
    In a relational database , a column is a set of data values of a particular simple type, one value for each row of the database .
  • What is a table?
    In relational databases , and flat file databases , a table is a set of data elements (values) using a model of vertical columns (identifiable by name) and horizontal rows, the cell being the unit where a row and column intersect. A table has a specified number of columns, but can have any number of rows.
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#75
  1. What is a row?

A unique entity

  1. What is a column?

An attribute of the entity

  1. What is a table?

A collection of entities and related attributes

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#76
  1. What is a row? a record, ie. a data set representing a single item
  2. What is a column? Attribute or field, ie. A labeled element of a tuple, e.g. “Address” or “Date of birth”
  3. What is a table? Relation or Base relvarie. A set of tuples sharing the same attributes; a set of columns and rows
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#77

  1. What is a row?
    A record a set of one data over one object

  2. What is a column?
    The data about one attribute of all the objects.

  3. What is a table?
    A set of data of all the objects where a row is the set on one objects and the columns over one atrribute.

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#78

  1. What is a row? a row is a record relating to a single set of data, also known as a tuple.

  2. What is a column? A column is an attribute or field relating to the row or tuple.

  3. What is a table? a set of columns and rows showing the relationship between a tuple and it’s attributes

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#79
  1. What is a row? a record
  2. What is a column? an attribute
  3. What is a table? a set of columns and rows
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#80

What is a row?
A data set representing a single item

What is a column?
A labeled element of a tuple, e.g. “Address” or “Date of birth”

What is a table?
A set of tuples sharing the same attributes; a set of columns and rows