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移除书签HAWQ System Overview
- System Requirements
- HAWQ System Overview
- Getting Started with HAWQ Tutorial
- Running a HAWQ Cluster
- Overview
- Introducing the HAWQ Operating Environment
- Managing HAWQ Using Ambari
- Starting and Stopping HAWQ
- Expanding a Cluster
- Removing a Node
- Backing Up and Restoring HAWQ
- High Availability in HAWQ
- Master Mirroring
- HAWQ Filespaces and High Availability Enabled HDFS
- Understanding the Fault Tolerance Service
- Recommended Monitoring and Maintenance Tasks
- Routine System Maintenance Tasks
- Monitoring a HAWQ System
- HAWQ Administrative Log Files
- HAWQ Packcore Utility
- Managing Resources
- Managing Client Access
- Configuring Client Authentication
- Using LDAP Authentication with TLS/SSL
- Using Kerberos Authentication
- Disabling Kerberos Security
- Overview of HAWQ Authorization
- Using HAWQ Native Authorization
- Using Ranger for Authorization
- Establishing a Database Session
- HAWQ Client Applications
- Connecting with psql
- HAWQ Database Drivers and APIs
- Troubleshooting Connection Problems
- Defining Database Objects
- Using Procedural Languages
- Managing Data with HAWQ
- Basic Data Operations
- About Database Statistics
- Concurrency Control
- Working with Transactions
- Loading and Unloading Data
- Working with File-Based External Tables
- Using the HAWQ File Server (gpfdist)
- Creating and Using Web External Tables
- Loading Data Using an External Table
- Loading and Writing Non-HDFS Custom Data
- Creating External Tables - Examples
- Handling Load Errors
- Registering Files into HAWQ Internal Tables
- Loading Data with hawq load
- Loading Data with COPY
- Running COPY in Single Row Error Isolation Mode
- Optimizing Data Load and Query Performance
- Unloading Data from HAWQ
- Transforming XML Data
- Formatting Data Files
- HAWQ InputFormat for MapReduce
- Using PXF with Unmanaged Data
- Querying Data
- Best Practices
- Troubleshooting
- HAWQ Reference
- SQL Commands
- ABORT
- ALTER AGGREGATE
- ALTER CONVERSION
- ALTER DATABASE
- ALTER FUNCTION
- ALTER OPERATOR
- ALTER OPERATOR CLASS
- ALTER RESOURCE QUEUE
- ALTER ROLE
- ALTER SEQUENCE
- ALTER TABLE
- ALTER TABLESPACE
- ALTER TYPE
- ALTER USER
- ANALYZE
- BEGIN
- CHECKPOINT
- CLOSE
- COMMIT
- COPY
- CREATE AGGREGATE
- CREATE CAST
- CREATE CONVERSION
- CREATE DATABASE
- CREATE EXTERNAL TABLE
- CREATE FUNCTION
- CREATE GROUP
- CREATE LANGUAGE
- CREATE OPERATOR
- CREATE OPERATOR CLASS
- CREATE RESOURCE QUEUE
- CREATE ROLE
- CREATE SCHEMA
- CREATE SEQUENCE
- CREATE TABLE
- CREATE TABLE AS
- CREATE TABLESPACE
- CREATE TYPE
- CREATE USER
- CREATE VIEW
- DEALLOCATE
- DECLARE
- DROP AGGREGATE
- DROP CAST
- DROP CONVERSION
- DROP DATABASE
- DROP EXTERNAL TABLE
- DROP FILESPACE
- DROP FUNCTION
- DROP GROUP
- DROP LANGUAGE
- DROP OPERATOR
- DROP OPERATOR CLASS
- DROP OWNED
- DROP RESOURCE QUEUE
- DROP ROLE
- DROP SCHEMA
- DROP SEQUENCE
- DROP TABLE
- DROP TABLESPACE
- DROP TYPE
- DROP USER
- DROP VIEW
- END
- EXECUTE
- EXPLAIN
- FETCH
- GRANT
- INSERT
- PREPARE
- REASSIGN OWNED
- RELEASE SAVEPOINT
- RESET
- REVOKE
- ROLLBACK
- ROLLBACK TO SAVEPOINT
- SAVEPOINT
- SELECT
- SELECT INTO
- SET
- SET ROLE
- SET SESSION AUTHORIZATION
- SHOW
- TRUNCATE
- VACUUM
- Server Configuration Parameter Reference
- About Server Configuration Parameters
- Configuration Parameter Categories
- Append-Only Table Parameters
- Client Connection Default Parameters
- Connection and Authentication Parameters
- Database and Tablespace/Filespace Parameters
- Error Reporting and Logging Parameters
- External Table Parameters
- GPORCA Parameters
- HAWQ Array Configuration Parameters
- HAWQ Extension Framework (PXF) Parameters
- HAWQ PL/Java Extension Parameters
- HAWQ Resource Management Parameters
- Lock Management Parameters
- Past PostgreSQL Version Compatibility Parameters
- Query Tuning Parameters
- Ranger Configuration Parameters
- Statistics Collection Parameters
- System Resource Consumption Parameters
- Configuration Parameters
- add_missing_from
- application_name
- array_nulls
- authentication_timeout
- backslash_quote
- block_size
- bonjour_name
- check_function_bodies
- client_encoding
- client_min_messages
- cpu_index_tuple_cost
- cpu_operator_cost
- cpu_tuple_cost
- cursor_tuple_fraction
- custom_variable_classes
- DateStyle
- db_user_namespace
- deadlock_timeout
- debug_assertions
- debug_pretty_print
- debug_print_parse
- debug_print_plan
- debug_print_prelim_plan
- debug_print_rewritten
- debug_print_slice_table
- default_hash_table_bucket_number
- default_statistics_target
- default_tablespace
- default_transaction_isolation
- default_transaction_read_only
- dynamic_library_path
- effective_cache_size
- enable_bitmapscan
- enable_groupagg
- enable_hashagg
- enable_hashjoin
- enable_indexscan
- enable_mergejoin
- enable_nestloop
- enable_seqscan
- enable_sort
- enable_tidscan
- escape_string_warning
- explain_pretty_print
- extra_float_digits
- from_collapse_limit
- gp_adjust_selectivity_for_outerjoins
- gp_analyze_relative_error
- gp_autostats_mode
- gp_autostats_on_change_threshhold
- gp_backup_directIO
- gp_backup_directIO_read_chunk_mb
- gp_cached_segworkers_threshold
- gp_command_count
- gp_connections_per_thread
- gp_debug_linger
- gp_dynamic_partition_pruning
- gp_enable_agg_distinct
- gp_enable_agg_distinct_pruning
- gp_enable_direct_dispatch
- gp_enable_fallback_plan
- gp_enable_fast_sri
- gp_enable_groupext_distinct_gather
- gp_enable_groupext_distinct_pruning
- gp_enable_multiphase_agg
- gp_enable_predicate_propagation
- gp_enable_preunique
- gp_enable_sequential_window_plans
- gp_enable_sort_distinct
- gp_enable_sort_limit
- gp_external_enable_exec
- gp_external_grant_privileges
- gp_external_max_segs
- gp_filerep_tcp_keepalives_count
- gp_filerep_tcp_keepalives_idle
- gp_filerep_tcp_keepalives_interval
- gp_hashjoin_tuples_per_bucket
- gp_idf_deduplicate
- gp_interconnect_cache_future_packets
- gp_interconnect_default_rtt
- gp_interconnect_fc_method
- gp_interconnect_hash_multiplier
- gp_interconnect_min_retries_before_timeout
- gp_interconnect_min_rto
- gp_interconnect_queue_depth
- gp_interconnect_setup_timeout
- gp_interconnect_snd_queue_depth
- gp_interconnect_timer_checking_period
- gp_interconnect_timer_period
- gp_interconnect_type
- gp_log_format
- gp_max_csv_line_length
- gp_max_databases
- gp_max_filespaces
- gp_max_packet_size
- gp_max_plan_size
- gp_max_tablespaces
- gp_motion_cost_per_row
- gp_reject_percent_threshold
- gp_reraise_signal
- gp_role
- gp_safefswritesize
- gp_segment_connect_timeout
- gp_segments_for_planner
- gp_session_id
- gp_set_proc_affinity
- gp_set_read_only
- gp_statistics_pullup_from_child_partition
- gp_statistics_use_fkeys
- gp_vmem_idle_resource_timeout
- gp_vmem_protect_segworker_cache_limit
- gp_workfile_checksumming
- gp_workfile_compress_algorithm
- gp_workfile_limit_files_per_query
- gp_workfile_limit_per_query
- gp_workfile_limit_per_segment
- hawq_acl_type
- hawq_dfs_url
- hawq_global_rm_type
- hawq_master_address_host
- hawq_master_address_port
- hawq_master_directory
- hawq_master_temp_directory
- hawq_re_memory_overcommit_max
- hawq_rm_cluster_report_period
- hawq_rm_force_alterqueue_cancel_queued_request
- hawq_rm_master_port
- hawq_rm_memory_limit_perseg
- hawq_rm_min_resource_perseg
- hawq_rm_nresqueue_limit
- hawq_rm_nslice_perseg_limit
- hawq_rm_nvcore_limit_perseg
- hawq_rm_nvseg_perquery_limit
- hawq_rm_nvseg_perquery_perseg_limit
- hawq_rm_nvseg_variance_amon_seg_limit
- hawq_rm_rejectrequest_nseg_limit
- hawq_rm_resource_idle_timeout
- hawq_rm_return_percent_on_overcommit
- hawq_rm_segment_heartbeat_interval
- hawq_rm_segment_port
- hawq_rm_stmt_nvseg
- hawq_rm_stmt_vseg_memory
- hawq_rm_tolerate_nseg_limit
- hawq_rm_yarn_address
- hawq_rm_yarn_app_name
- hawq_rm_yarn_queue_name
- hawq_rm_yarn_scheduler_address
- hawq_rps_address_port
- hawq_rps_check_local_interval
- hawq_segment_address_port
- hawq_segment_directory
- hawq_segment_temp_directory
- integer_datetimes
- IntervalStyle
- join_collapse_limit
- krb_caseins_users
- krb_server_keyfile
- krb_srvname
- lc_collate
- lc_ctype
- lc_messages
- lc_monetary
- lc_numeric
- lc_time
- listen_addresses
- local_preload_libraries
- log_autostats
- log_connections
- log_disconnections
- log_dispatch_stats
- log_duration
- log_error_verbosity
- log_executor_stats
- log_hostname
- log_min_duration_statement
- log_min_error_statement
- log_min_messages
- log_parser_stats
- log_planner_stats
- log_rotation_age
- log_rotation_size
- log_statement
- log_statement_stats
- log_timezone
- log_truncate_on_rotation
- max_appendonly_tables
- max_connections
- max_files_per_process
- max_fsm_pages
- max_fsm_relations
- max_function_args
- max_identifier_length
- max_index_keys
- max_locks_per_transaction
- max_prepared_transactions
- max_stack_depth
- optimizer
- optimizer_analyze_root_partition
- optimizer_minidump
- optimizer_parts_to_force_sort_on_insert
- optimizer_prefer_scalar_dqa_multistage_agg
- password_encryption
- pgstat_track_activity_query_size
- pljava_classpath
- pljava_statement_cache_size
- pljava_release_lingering_savepoints
- pljava_vmoptions
- port
- pxf_enable_filter_pushdown
- pxf_enable_stat_collection
- pxf_remote_service_login
- pxf_remote_service_secret
- pxf_service_address
- pxf_service_port
- pxf_stat_max_fragments
- random_page_cost
- regex_flavor
- runaway_detector_activation_percent
- search_path
- seg_max_connections
- seq_page_cost
- server_encoding
- server_ticket_renew_interval
- server_version
- server_version_num
- shared_buffers
- shared_preload_libraries
- ssl
- ssl_ciphers
- standard_conforming_strings
- statement_timeout
- superuser_reserved_connections
- tcp_keepalives_count
- tcp_keepalives_idle
- tcp_keepalives_interval
- temp_buffers
- TimeZone
- timezone_abbreviations
- track_activities
- track_counts
- transaction_isolation
- transaction_read_only
- transform_null_equals
- unix_socket_directory
- unix_socket_group
- unix_socket_permissions
- update_process_title
- vacuum_cost_delay
- vacuum_cost_limit
- vacuum_cost_page_dirty
- vacuum_cost_page_miss
- vacuum_freeze_min_age
- xid_stop_limit
- Sample hawq-site.xml Configuration File
- HDFS Configuration Reference
- Environment Variables
- Character Set Support Reference
- Data Types
- System Catalog Reference
- System Tables
- System Views
- System Catalogs Definitions
- gp_configuration_history
- gp_distribution_policy
- gp_global_sequence
- gp_master_mirroring
- gp_persistent_database_node
- gp_persistent_filespace_node
- gp_persistent_relation_node
- gp_persistent_relfile_node
- gp_persistent_tablespace_node
- gp_relfile_node
- gp_segment_configuration
- gp_version_at_initdb
- pg_aggregate
- pg_am
- pg_amop
- pg_amproc
- pg_appendonly
- pg_attrdef
- pg_attribute
- pg_attribute_encoding
- pg_auth_members
- pg_authid
- pg_cast
- pg_class
- pg_compression
- pg_constraint
- pg_conversion
- pg_database
- pg_depend
- pg_description
- pg_exttable
- pg_filespace
- pg_filespace_entry
- pg_index
- pg_inherits
- pg_language
- pg_largeobject
- pg_listener
- pg_locks
- pg_namespace
- pg_opclass
- pg_operator
- pg_partition
- pg_partition_columns
- pg_partition_encoding
- pg_partition_rule
- pg_partition_templates
- pg_partitions
- pg_pltemplate
- pg_proc
- pg_resqueue
- pg_resqueue_status
- pg_rewrite
- pg_roles
- pg_shdepend
- pg_shdescription
- pg_stat_activity
- pg_stat_last_operation
- pg_stat_last_shoperation
- pg_stat_operations
- pg_stat_partition_operations
- pg_statistic
- pg_stats
- pg_tablespace
- pg_trigger
- pg_type
- pg_type_encoding
- pg_window
- The hawq_toolkit Administrative Schema
- HAWQ Management Tools Reference
- SQL Commands
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