Hive Metastore
E705292
Hive Metastore is a central metadata repository service that stores and manages schema and table information for data warehousing systems like Apache Hive.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
central metadata store
ⓘ
component of Apache Hive ⓘ metadata repository service ⓘ |
| category |
big data infrastructure component
ⓘ
data warehousing component ⓘ |
| commonlyBackedBy |
Derby
NERFINISHED
ⓘ
MySQL NERFINISHED ⓘ Oracle Database NERFINISHED ⓘ PostgreSQL NERFINISHED ⓘ |
| componentType |
client library
ⓘ
server ⓘ |
| enables |
logical view of data stored in HDFS
ⓘ
schema-on-read ⓘ |
| exposes | Thrift API NERFINISHED ⓘ |
| implementedAs | Thrift service ⓘ |
| integratesWith |
HDFS
NERFINISHED
ⓘ
Hadoop ecosystem NERFINISHED ⓘ YARN-based processing engines ⓘ |
| manages |
access to metadata for multiple clients
ⓘ
database namespaces ⓘ table ownership information ⓘ |
| partOf | Apache Hive NERFINISHED ⓘ |
| persists | metadata independently of compute engines ⓘ |
| requiredBy |
Hive CLI
NERFINISHED
ⓘ
HiveServer2 NERFINISHED ⓘ |
| separates | metadata management from data storage ⓘ |
| stores |
SerDe information
ⓘ
column definitions ⓘ database definitions ⓘ partition metadata ⓘ partition statistics ⓘ storage format information ⓘ table definitions ⓘ table location information ⓘ table statistics ⓘ |
| supports |
Apache Hive
NERFINISHED
ⓘ
Impala NERFINISHED ⓘ Presto NERFINISHED ⓘ Spark SQL NERFINISHED ⓘ Trino NERFINISHED ⓘ |
| supportsFeature |
ACID tables (in newer Hive versions)
ⓘ
transactions (in newer Hive versions) ⓘ |
| typicallyBackedBy | relational database ⓘ |
| usedFor |
managing metadata for data warehousing systems
ⓘ
storing schema metadata ⓘ storing table metadata ⓘ supporting SQL-like queries on distributed storage ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.