Databases Flashcards

1
Q

Индексы

A

Индексы

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2
Q

Ключи

A

Ключи

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3
Q

Joins

A

Joins

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4
Q

Grouping

A

Grouping

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5
Q

Where

A

Where

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6
Q

Subquery

A

Subquery

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7
Q

In

A

In

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8
Q

FK

A

FK

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9
Q

Transactions

A

Transactions

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10
Q

Tasks with *

A

Tasks with *

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11
Q

Различия между разными бд

A

Различия между разными бд

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12
Q

Нормализация нужна или нет

A

Нормализация нужна или нет

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13
Q

No sql

A

No sql

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14
Q

Сложность выполнения, мастер запросов

A

Сложность выполнения, мастер запросов

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15
Q

Строка как ключ? + и -

A

Строка как ключ? + и -

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16
Q

Сортировка

A

Сортировка

17
Q

Поиск по строке

A

Поиск по строке

18
Q

Collections & Oracle constraints

A

Collections & Oracle constraints

19
Q

Constraints

A

Constraints

20
Q

Репликация

A

Репликация

21
Q

Sequences

22
Q

Views

23
Q

Triggers

24
Q

Stored procedures

A

Stored procedures

25
Calling stored procedures from code. Pros and cons
Calling stored procedures from code. Pros and cons
26
Oracle gates
Oracle gates
27
Connection pool
Connection pool
28
User rights
User rights
29
Schema, namespace, etc
Schema, namespace, etc
30
Big data types
Big data types
31
Concurrent users. Oracle to mssql comparison
Concurrent users. Oracle to mssql comparison
32
Expanded transactions
Expanded transactions