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HCatalog is installed with Hive, starting with Hive release 0.11.0. |
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Hive installation is documented here. |
HCatalog Command Line
If you install Hive from the binary tarball, the hcat
command is available in the hcatalog/bin
directory.
Hcat The hcat
command line is similar to the hive
command line, ; the main difference is that it restricts the queries that can be run to metadata-only operations such as DDL and DML queries used to read metadata (for example, "show tables").
The HCatalog CLI is documented here and the Hive CLI is documented here.
, such as 'show tables'. Most hcat
commands can be issued as hive
commands except for "hcat -g
" and "hcat -p
". Note that the hcat
command uses the -p
flag for permissions but hive
uses it to specify a port number. The HCatalog CLI is documented here and the Hive CLI is documented here.
Hive installation is documented here.
hcatalog client jars
HCatalog Client Jars
In the Hive In the hive tar.gz, hcatalog HCatalog libraries are available under hcatalog/share/hcatalog/.
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HCatalog Server
Hcatalog HCatalog server is the same as hive Hive metastore. You can just follow the hive Hive metastore documentation for setting it up. However, if you would like to use the hcatalog scripts for running hive metastore, you can use the following instructions.
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Previous: Using HCatalog Hive installation and configuration: Installing Hive General: HCatalog Manual – WebHCat Manual – Hive Wiki Home – Hive Project Site |