AWS Snowball User Guide
See Also local secondary index.
grant AWS Key Management Service (AWS KMS) (p. 118): A mechanism for giving
AWS principal (p. 145)s long-term permissions to use customer master key
(CMK) (p. 126)s.
grant token A type of identifier that allows the permissions in a grant (p. 134) to take effect
immediately.
ground truth The observations used in the machine learning (ML) model training process
that include the correct value for the target attribute. To train an ML model to
predict house sales prices, the input observations would typically include prices
of previous house sales in the area. The sale prices of these houses constitute the
ground truth.
group A collection of IAM (p. 118) user (p. 157)s. You can use IAM groups to simplify
specifying and managing permissions for multiple users.
H
Numbers and Symbols (p. 108) | A (p. 108) | B (p. 121) | C (p. 122) | D (p. 126) | E (p. 129) | F (p. 132) |
G (p. 133) | H (p. 134) | I (p. 135) | J (p. 137) | K (p. 137) | L (p. 138) | M (p. 139) | N (p. 141) | O (p. 142)
| P (p. 143) | Q (p. 146) | R (p. 146) | S (p. 149) | T (p. 155) | U (p. 157) | V (p. 158) | W (p. 159) | X, Y,
Z (p. 159)
Hadoop Software that enables distributed processing for big data by using clusters
and simple programming models. For more information, see http://
hadoop.apache.org.
hard bounce A persistent email delivery failure such as "mailbox does not exist."
hardware VPN A hardware-based IPsec VPN connection over the internet.
health check A system call to check on the health status of each instance in an Auto
Scaling (p. 115) group.
high-quality email Email that recipients find valuable and want to receive. Value means different
things to different recipients and can come in the form of offers, order
confirmations, receipts, newsletters, etc.
highlights Amazon CloudSearch (p. 110): Excerpts returned with search results that show
where the search terms appear within the text of the matching documents.
highlight enabled Amazon CloudSearch (p. 110): An index field option that enables matches within
the field to be highlighted.
hit A document that matches the criteria specified in a search request. Also referred
to as a search result.
HMAC Hash-based Message Authentication Code. A specific construction for calculating
a message authentication code (MAC) involving a cryptographic hash function in
combination with a secret key. You can use it to verify both the data integrity and
the authenticity of a message at the same time. AWS calculates the HMAC using a
standard, cryptographic hash algorithm, such as SHA-256.
hosted zone A collection of resource record (p. 148) sets that Amazon Route53 (p. 113)
hosts. Like a traditional DNS zone file, a hosted zone represents a collection of
records that are managed together under a single domain name.
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