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List of Pages in Category Performance (76 pages)
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A
B
C
D
E
G
H
I
K
L
M
N
O
P
R
S
T
U
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All Cloudera Documentation Categories
A
(Task)
Accessing Apache Hive Table Statistics in CDH
(321 words:
)
(Task)
Auditing Impala Operations
(1129 words:
)
B
BATCH_SIZE Query Option
(251 words:
)
(Task)
Benchmarking Impala Queries
(291 words:
)
C
(Task)
Choosing and Configuring Data Compression
(557 words:
)
COMPUTE STATS Statement
(3850 words:
)
(Task)
Configuring Apache Hive Metastore High Availability in CDH
(865 words:
)
(Task)
Configuring HiveServer2 High Availability in CDH
(1732 words:
)
(Task)
Configuring Short-Circuit Reads
(454 words:
)
(Task)
Controlling Impala Resource Usage
(391 words:
)
D
DEFAULT_JOIN_DISTRIBUTION_MODE Query Option
(621 words:
)
(Task)
Detecting and Correcting HDFS Block Skew Conditions
(1104 words:
)
DISABLE_CODEGEN Query Option
(278 words:
)
DISABLE_CODEGEN_ROWS_THRESHOLD Query Option (CDH 5.13 / Impala 2.10 or higher only)
(410 words:
)
DISABLE_ROW_RUNTIME_FILTERING Query Option (CDH 5.7 or higher only)
(423 words:
)
DISABLE_STREAMING_PREAGGREGATIONS Query Option (CDH 5.7 or higher only)
(333 words:
)
DISABLE_UNSAFE_SPILLS Query Option (CDH 5.2 or higher only)
(386 words:
)
DROP STATS Statement
(2208 words:
)
E
ENABLE_EXPR_REWRITES Query Option
(239 words:
)
EXEC_SINGLE_NODE_ROWS_THRESHOLD Query Option (CDH 5.3 or higher only)
(544 words:
)
EXPLAIN Statement
(1549 words:
)
EXPLAIN_LEVEL Query Option
(1862 words:
)
G
(Concept)
Guidelines for Designing Impala Schemas
(1289 words:
)
H
Hedged Reads
(508 words:
)
(Task)
How to Configure Impala with Dedicated Coordinators
(2230 words:
)
Hue and HDFS High Availability
(235 words:
)
I
(Concept)
Impala Performance Guidelines and Best Practices
(2241 words:
)
K
Kudu Scaling Guide
(1347 words:
)
L
LIVE_PROGRESS Query Option (CDH 5.5 or higher only)
(607 words:
)
LIVE_SUMMARY Query Option (CDH 5.5 or higher only)
(1275 words:
)
M
MAX_NUM_RUNTIME_FILTERS Query Option (CDH 5.7 or higher only)
(372 words:
)
MAX_SCAN_RANGE_LENGTH Query Option
(317 words:
)
(Task)
Monitoring the Performance of HDFS Replications
(924 words:
)
(Task)
Monitoring the Performance of Hive/Impala Replications
(1082 words:
)
N
NUM_SCANNER_THREADS Query Option
(209 words:
)
O
Optimizer Hints in Impala
(2520 words:
)
OPTIMIZE_PARTITION_KEY_SCANS Query Option (CDH 5.7 or higher only)
(982 words:
)
(Task)
Optimizing Performance in CDH
(1399 words:
)
P
(Task)
Partitioning for Impala Tables
(5175 words:
)
Performance Considerations for Join Queries
(2877 words:
)
Performance Management
(195 words:
)
Post-Installation Configuration for Impala
(816 words:
)
PREFETCH_MODE Query Option (CDH 5.8 or higher only)
(226 words:
)
R
Runtime Filtering for Impala Queries (CDH 5.7 or higher only)
(3199 words:
)
RUNTIME_BLOOM_FILTER_SIZE Query Option (CDH 5.7 or higher only)
(548 words:
)
RUNTIME_FILTER_MAX_SIZE Query Option (CDH 5.8 or higher only)
(337 words:
)
RUNTIME_FILTER_MIN_SIZE Query Option (CDH 5.8 or higher only)
(337 words:
)
RUNTIME_FILTER_MODE Query Option (CDH 5.7 or higher only)
(429 words:
)
RUNTIME_FILTER_WAIT_TIME_MS Query Option (CDH 5.7 or higher only)
(266 words:
)
S
S3_SKIP_INSERT_STAGING Query Option (CDH 5.8 or higher only)
(473 words:
)
Scalability Considerations for Impala
(5846 words:
)
SCAN_NODE_CODEGEN_THRESHOLD Query Option (CDH 5.7 or higher only)
(447 words:
)
SCHEDULE_RANDOM_REPLICA Query Option (CDH 5.7 or higher only)
(320 words:
)
SHOW Statement
(8093 words:
)
(Task)
Sizing NameNode Heap Memory
(1580 words:
)
(Task)
Storing Medium Objects (MOBs) in HBase
(1274 words:
)
T
Table and Column Statistics
(7547 words:
)
(Task)
Testing Impala Performance
(691 words:
)
(Task)
Tuning Apache Hive in CDH
(3313 words:
)
(Task)
Tuning Apache Hive on Spark in CDH
(2076 words:
)
(Task)
Tuning Apache Hive Performance on the Amazon S3 Filesystem in CDH
(3200 words:
)
(Task)
Tuning Hue Performance
(178 words:
)
(Task)
Tuning Impala for Performance
(678 words:
)
(Task)
Tuning Spark Applications
(3305 words:
)
(Task)
Tuning Spark Applications
(3309 words:
)
(Task)
Tuning the Solr Server
(2827 words:
)
(Task)
Tuning YARN
(1420 words:
)
U
(Task)
Understanding Impala Query Performance - EXPLAIN Plans and Query Profiles
(1554 words:
)
User-Defined Functions (UDFs)
(7419 words:
)
(Task)
Using Apache Parquet Data Files with CDH
(4189 words:
)
(Task)
Using HDFS Caching with Impala (CDH 5.3 or higher only)
(3532 words:
)
(Task)
Using Impala to Query HBase Tables
(4042 words:
)
(Task)
Using Impala with the Amazon S3 Filesystem
(4316 words:
)
(Task)
Using Impala with the Azure Data Lake Store (ADLS)
(3459 words:
)
(Task)
Using Text Data Files with Impala Tables
(4023 words:
)
(Task)
Using the Parquet File Format with Impala Tables
(7066 words:
)