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Why Isn't My Query Using an Index? Databases for Developers: Performance #5

6,697 views

The Magic of SQL

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (UK)

Speech Time:

99%
  • 11:46 / 11:51

Speech Rate:

  • 161 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

entries

/ˈentrē/

noun other

act of entering. Places where one enters.

depending

/dəˈpend/

verb

Hang down..

database

/ˈdadəˌbās/

noun

structured set of data held in computer.

investigate

/inˈvestəˌɡāt/

verb

To try to find out facts; to carry out research.

queries

/ˈkwirē/

noun other verb

question. Questions asked in order to remove doubts. To ask a question, e.g. because you have doubts.

possible

/ˈpäsəb(ə)l/

adjective noun

Being able or appropriate for a task or purpose. candidate for job.

matching

/ˈmaCHiNG/

adjective verb

corresponding in pattern or design. To equal or be as good as something else.

episode

/ˈepəˌsōd/

noun

event or group of events.

discarding
verb

To take a card out of your hand in a card game.

finding

/ˈfīndiNG/

noun verb

Something you discover or find out; a result. To decide if someone is guilty of a crime, or not.

perfectly

/ˈpərfək(t)lē/

adverb

in manner or way that could not be better.

example

/iɡˈzampəl/

noun verb

Thing, person which represents a category. be illustrated or exemplified.

functions

/ˈfəNG(k)SH(ə)n/

noun other verb

activity natural to or purpose of person or thing. Social events or parties, such as weddings. operate in particular way.

returns

/rəˈtərn/

noun other verb

act of coming or going back to place or activity. Profits made as a result of a business activity. To come back after being away from somewhere.

decided

/dəˈsīdəd/

adjective verb

definite. To make a choice about; choose after thinking.

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