SQL and Relation Databases - Reading Assignment

Blockchain Business Course
#141
  1. What is a row?
    is a record that representing a single item
  2. What is a column?
    is an attribute that is a labeled element of a tuple
  3. What is a table?
    is a realtion that is set of tuples sharing the same attributes
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#142
  1. A data set representing a single item. (Tuple)
  2. A labeled element of a tuple. (Attribute)
  3. A set of columns and rows.
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#143
  • A row is a single record. A user, for example.
  • A column is an attribute of a record. The age or sex of a user, for example.
  • A table is a set of records. A set or rows and columns.
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#144

  1. It is a single item of data, my social security number for instance.

  2. Collecting or gathering items of data, the social security number for all family members.

  3. A table is a collection of data with rows and column of data included.

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#145

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

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

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

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#146

  1. A data set representing a single item in a database

  2. A labeled element of a tuple, for example; “Address” or “Name”

  3. A set of columns and rows

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#147
  1. A row is a record.
  2. A column is an attribute.
  3. A set of columns and rows.
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#148

HI,
Row represents single item- Like for example Me. I can have attributes like “SPECIAL” - that’s Column. Table is like a bag full of Rows and Columns, it can set relation of items inside.

Example:
City,Village, Sea = Table
People, animals, fish = Row
age, weight, speed, legs, arms = columns

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#149
  1. What is a row?

A record of a singular data set

  1. What is a column?

The attributes of a record.

  1. What is a table?

A Table is a collection of rows and columns

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#150
  1. A data set representing a single item.
  2. A list of single items.
  3. A set of rows and columns.
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#151
  1. Record of single item.
  2. Attributes of a particular set of data.
  3. Set of rows sharing the same columns.
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#152

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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#153

  1. A row is a single data set stored in a database.

  2. It is a piece of data that has been given a label that is held within a tuple

  3. A set of columns and rows, usually containing shared values

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#154
  1. A row is a entry on a database, also called record.
  2. A column in a database represents a field of an object, an attribute of the record.
  3. A table is a database structure that holds information in rows and columns, or in other words, records or entries that contain information in column format. i.e. A user is defined by a row, which contains in column formatted data the information (name, id, password, email… etc)
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#155

A row = record. i.e user A
A column= attribute/field of a record. i.e ID number of user A
A table= set of rows and columns

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#156

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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#157
  1. The row is a single entry representing an “item” in a table.
  2. The column is a field or attribute in a table. The column is a unit within a tuple.
  3. A table is the logical collection of rows and columns under a specific name, usually functional business or technical.
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#158

  1. What is a row?
    A row is the data recorded of a single item (e.g. Monica, 48, italian, etc…)

  2. What is a column?
    A column is the name of the single item (e.g. name, age, nationality, etc…)

  3. What is a table?
    A table is a set of rows and columns.

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#159
  1. A row is a record. A data set that represents one item.
  2. A column is a field or a labeled element of a tuple.
  3. A table is a set of tuples sharing the same attributes, a set of columns and rows.
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#160
  1. A row is a single data set- a record. For example, a user.
  2. A column is a labeled element- an “attribute”- of a record/data set (weight or height of the user, for example)
  3. A table is a set of records sharing the same attributes
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