Documentation
Products
Services & Support
Solutions
List of Pages in Category Querying (101 pages)
Start typing to see matching topic titles in the
Querying
category:
If this category isn't helpful:
List of all categories
|
Back to navigation tree view
A
B
C
D
E
G
H
I
J
L
M
N
O
P
Q
R
S
T
U
V
W
*
All Cloudera Documentation Categories
A
ABORT_ON_ERROR Query Option
(296 words:
)
(Task)
Accessing Apache Hive Table Statistics in CDH
(321 words:
)
(Task)
Accessing HBase by using the HBase Shell
(572 words:
)
(Task)
Accessing HBase by using the HBase Shell
(576 words:
)
(Task)
Accessing Table Data with MapReduce
(320 words:
)
(Task)
Accessing Table Data with Pig
(206 words:
)
(Task)
Accessing Table Information with REST
(473 words:
)
(Task)
Accessing Table Information with the HCatalog Command-line API
(233 words:
)
Admission Control and Query Queuing
(4302 words:
)
Apache Hive Components Changes in CDH 6.0
(221 words:
)
Apache Hive Components Incompatible Changes in CDH 6.0
(3744 words:
)
Apache Hive Components New Features in CDH 6.0
(1153 words:
)
APPX_MEDIAN Function
(655 words:
)
AVG Function
(1850 words:
)
B
BATCH_SIZE Query Option
(218 words:
)
(Task)
Benchmarking Impala Queries
(291 words:
)
BUFFER_POOL_LIMIT Query Option
(289 words:
)
C
Cloudera Search Tasks and Processes
(1095 words:
)
COMPUTE_STATS_MIN_SAMPLE_SIZE Query Option
(218 words:
)
Configuration Settings for HBase
(3682 words:
)
(Task)
Configuring Impala to Work with JDBC
(1823 words:
)
(Task)
Configuring Impala to Work with ODBC
(933 words:
)
(Task)
Configuring Quotas
(2637 words:
)
COUNT Function
(1946 words:
)
D
DEBUG_ACTION Query Option
(167 words:
)
DEFAULT_JOIN_DISTRIBUTION_MODE Query Option
(621 words:
)
DEFAULT_SPILLABLE_BUFFER_SIZE Query Option
(395 words:
)
DISTINCT Operator
(511 words:
)
E
EXEC_TIME_LIMIT_S Query Option (CDH 5.15 / Impala 2.12 or higher only)
(386 words:
)
EXPLAIN Statement
(1549 words:
)
EXPLAIN_LEVEL Query Option
(1862 words:
)
G
GROUP BY Clause
(798 words:
)
GROUP_CONCAT Function
(636 words:
)
H
HAVING Clause
(230 words:
)
HBase Filtering
(2433 words:
)
(Task)
How to Configure Impala with Dedicated Coordinators
(2228 words:
)
(Task)
How to Enable Sensitive Data Redaction
(1562 words:
)
I
IDLE_SESSION_TIMEOUT Query Option (CDH 5.15 / Impala 2.12 or higher only)
(316 words:
)
Impala Aggregate Functions
(267 words:
)
Impala Analytic Functions
(8805 words:
)
Impala Bit Functions
(2871 words:
)
Impala Built-In Functions
(484 words:
)
Impala Conditional Functions
(2190 words:
)
Impala Date and Time Functions
(9922 words:
)
Impala Mathematical Functions
(4920 words:
)
Impala Miscellaneous Functions
(757 words:
)
Impala Query Metrics
(259 words:
)
Impala Schema Objects and Object Names
(440 words:
)
Impala String Functions
(5295 words:
)
Impala Tutorials
(11227 words:
)
Impala Type Conversion Functions
(1424 words:
)
J
Joins in Impala SELECT Statements
(3186 words:
)
L
LIMIT Clause
(845 words:
)
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
(Task)
Managing the Sentry Service
(1290 words:
)
MAX Function
(1752 words:
)
MAX_ROW_SIZE Query Option
(1180 words:
)
MIN Function
(1754 words:
)
MIN_SPILLABLE_BUFFER_SIZE Query Option
(395 words:
)
MT_DOP Query Option
(707 words:
)
N
NDV Function
(1068 words:
)
O
OFFSET Clause
(515 words:
)
Optimizer Hints in Impala
(2549 words:
)
OPTIMIZE_PARTITION_KEY_SCANS Query Option (CDH 5.7 or higher only)
(982 words:
)
ORDER BY Clause
(2445 words:
)
(Concept)
Overview of Impala Aliases
(898 words:
)
(Concept)
Overview of Impala Databases
(434 words:
)
(Concept)
Overview of Impala Identifiers
(615 words:
)
(Concept)
Overview of Impala Tables
(1725 words:
)
(Concept)
Overview of Impala Views
(1874 words:
)
(Concept)
Overview of Ingesting and Querying Data with Apache Hive in CDH
(644 words:
)
P
Performance Considerations for Join Queries
(2877 words:
)
Q
Query Details
(544 words:
)
Query Options for the SET Statement
(361 words:
)
Query Vectorization for Apache Hive in CDH
(2500 words:
)
QUERY_TIMEOUT_S Query Option (CDH 5.2 or higher only)
(347 words:
)
R
(Task)
Reading Data from HBase
(1102 words:
)
(Task)
Running Apache Hive on Spark in CDH
(3401 words:
)
Runtime Filtering for Impala Queries (CDH 5.7 or higher only)
(3199 words:
)
S
Scalability Considerations for Impala
(5782 words:
)
SELECT Statement
(1240 words:
)
SET Statement
(642 words:
)
(Task)
Specifying Impala Credentials to Access Data in S3
(281 words:
)
(Task)
Specifying Impala Credentials to Access Data in S3 with Cloudera Manager
(510 words:
)
STDDEV, STDDEV_SAMP, STDDEV_POP Functions
(521 words:
)
Subqueries in Impala SELECT Statements
(1611 words:
)
SUM Function
(1926 words:
)
T
Table and Column Statistics
(7550 words:
)
TABLESAMPLE Clause
(2573 words:
)
(Task)
Tuning Impala for Performance
(678 words:
)
U
(Task)
Understanding Impala Query Performance - EXPLAIN Plans and Query Profiles
(1554 words:
)
UNION Clause
(692 words:
)
(Task)
Using HBase Command-Line Utilities
(2259 words:
)
(Task)
Using Impala to Query HBase Tables
(4024 words:
)
(Task)
Using Impala to Query Kudu Tables
(6929 words:
)
(Task)
Using Impala with the Amazon S3 Filesystem
(4316 words:
)
(Task)
Using Impala with the Azure Data Lake Store (ADLS)
(3457 words:
)
(Task)
Using the Impala Shell (impala-shell Command)
(601 words:
)
V
VARIANCE, VARIANCE_SAMP, VARIANCE_POP, VAR_SAMP, VAR_POP Functions
(591 words:
)
W
WITH Clause
(428 words:
)