- About MogDB
- Quick Start
- MogDB Playground
- Container-based MogDB Installation
- Installation on a Single Node
- MogDB Access
- Use CLI to Access MogDB
- Use GUI to Access MogDB
- Use Middleware to Access MogDB
- Use Programming Language to Access MogDB
- Using Sample Dataset Mogila
- Characteristic Description
- High Performance
- High Availability (HA)
- Maintainability
- Database Security
- Access Control Model
- Separation of Control and Access Permissions
- Database Encryption Authentication
- Data Encryption and Storage
- Database Audit
- Network Communication Security
- Resource Label
- Unified Audit
- Dynamic Data Anonymization
- Row-Level Access Control
- Password Strength Verification
- Equality Query in a Fully-encrypted Database
- Ledger Database Mechanism
- Enterprise-Level Features
- Support for Functions and Stored Procedures
- SQL Hints
- Full-Text Indexing
- Copy Interface for Error Tolerance
- Partitioning
- Support for Advanced Analysis Functions
- Materialized View
- HyperLogLog
- Creating an Index Online
- Autonomous Transaction
- Global Temporary Table
- Pseudocolumn ROWNUM
- Stored Procedure Debugging
- JDBC Client Load Balancing and Read/Write Isolation
- In-place Update Storage Engine
- Application Development Interfaces
- AI Capabilities
- Installation Guide
- Container Installation
- Simplified Installation Process
- Standard Installation
- Manual Installation
- Administrator Guide
- Routine Maintenance
- Starting and Stopping MogDB
- Using the gsql Client for Connection
- Routine Maintenance
- Checking OS Parameters
- Checking MogDB Health Status
- Checking Database Performance
- Checking and Deleting Logs
- Checking Time Consistency
- Checking The Number of Application Connections
- Routinely Maintaining Tables
- Routinely Recreating an Index
- Data Security Maintenance Suggestions
- Log Reference
- Primary and Standby Management
- MOT Engine
- Introducing MOT
- Using MOT
- Concepts of MOT
- Appendix
- Column-store Tables Management
- Backup and Restoration
- Importing and Exporting Data
- Importing Data
- Exporting Data
- Upgrade Guide
- Routine Maintenance
- AI Features Guide
- Overview
- Predictor: AI Query Time Forecasting
- X-Tuner: Parameter Optimization and Diagnosis
- SQLdiag: Slow SQL Discovery
- A-Detection: Status Monitoring
- Index-advisor: Index Recommendation
- DeepSQL
- AI-Native Database (DB4AI)
- Security Guide
- Developer Guide
- Application Development Guide
- Development Specifications
- Development Based on JDBC
- Overview
- JDBC Package, Driver Class, and Environment Class
- Development Process
- Loading the Driver
- Connecting to a Database
- Connecting to the Database (Using SSL)
- Running SQL Statements
- Processing Data in a Result Set
- Closing a Connection
- Managing Logs
- Example: Common Operations
- Example: Retrying SQL Queries for Applications
- Example: Importing and Exporting Data Through Local Files
- Example 2: Migrating Data from a MY Database to MogDB
- Example: Logic Replication Code
- Example: Parameters for Connecting to the Database in Different Scenarios
- JDBC API Reference
- java.sql.Connection
- java.sql.CallableStatement
- java.sql.DatabaseMetaData
- java.sql.Driver
- java.sql.PreparedStatement
- java.sql.ResultSet
- java.sql.ResultSetMetaData
- java.sql.Statement
- javax.sql.ConnectionPoolDataSource
- javax.sql.DataSource
- javax.sql.PooledConnection
- javax.naming.Context
- javax.naming.spi.InitialContextFactory
- CopyManager
- Development Based on ODBC
- Development Based on libpq
- Development Based on libpq
- libpq API Reference
- Database Connection Control Functions
- Database Statement Execution Functions
- Functions for Asynchronous Command Processing
- Functions for Canceling Queries in Progress
- Example
- Connection Characters
- Psycopg-Based Development
- Commissioning
- Appendices
- Stored Procedure
- User Defined Functions
- PL/pgSQL-SQL Procedural Language
- Scheduled Jobs
- Autonomous Transaction
- Logical Replication
- Logical Decoding
- Foreign Data Wrapper
- Materialized View
- Materialized View Overview
- Full Materialized View
- Incremental Materialized View
- Resource Load Management
- Overview
- Resource Management Preparation
- Application Development Guide
- Performance Tuning Guide
- System Optimization
- SQL Optimization
- WDR Snapshot Schema
- TPCC Performance Tuning Guide
- Reference Guide
- System Catalogs and System Views
- Overview of System Catalogs and System Views
- System Catalogs
- GS_AUDITING_POLICY
- GS_AUDITING_POLICY_ACCESS
- GS_AUDITING_POLICY_FILTERS
- GS_AUDITING_POLICY_PRIVILEGES
- GS_CLIENT_GLOBAL_KEYS
- GS_CLIENT_GLOBAL_KEYS_ARGS
- GS_COLUMN_KEYS
- GS_COLUMN_KEYS_ARGS
- GS_ENCRYPTED_COLUMNS
- GS_ENCRYPTED_PROC
- GS_GLOBAL_CHAIN
- GS_MASKING_POLICY
- GS_MASKING_POLICY_ACTIONS
- GS_MASKING_POLICY_FILTERS
- GS_MATVIEW
- GS_MATVIEW_DEPENDENCY
- GS_OPT_MODEL
- GS_POLICY_LABEL
- GS_RECYCLEBIN
- GS_TXN_SNAPSHOT
- GS_WLM_INSTANCE_HISTORY
- GS_WLM_OPERATOR_INFO
- GS_WLM_PLAN_ENCODING_TABLE
- GS_WLM_PLAN_OPERATOR_INFO
- GS_WLM_EC_OPERATOR_INFO
- PG_AGGREGATE
- PG_AM
- PG_AMOP
- PG_AMPROC
- PG_APP_WORKLOADGROUP_MAPPING
- PG_ATTRDEF
- PG_ATTRIBUTE
- PG_AUTHID
- PG_AUTH_HISTORY
- PG_AUTH_MEMBERS
- PG_CAST
- PG_CLASS
- PG_COLLATION
- PG_CONSTRAINT
- PG_CONVERSION
- PG_DATABASE
- PG_DB_ROLE_SETTING
- PG_DEFAULT_ACL
- PG_DEPEND
- PG_DESCRIPTION
- PG_DIRECTORY
- PG_ENUM
- PG_EXTENSION
- PG_EXTENSION_DATA_SOURCE
- PG_FOREIGN_DATA_WRAPPER
- PG_FOREIGN_SERVER
- PG_FOREIGN_TABLE
- PG_INDEX
- PG_INHERITS
- PG_JOB
- PG_JOB_PROC
- PG_LANGUAGE
- PG_LARGEOBJECT
- PG_LARGEOBJECT_METADATA
- PG_NAMESPACE
- PG_OBJECT
- PG_OPCLASS
- PG_OPERATOR
- PG_OPFAMILY
- PG_PARTITION
- PG_PLTEMPLATE
- PG_PROC
- PG_RANGE
- PG_RESOURCE_POOL
- PG_REWRITE
- PG_RLSPOLICY
- PG_SECLABEL
- PG_SHDEPEND
- PG_SHDESCRIPTION
- PG_SHSECLABEL
- PG_STATISTIC
- PG_STATISTIC_EXT
- PG_SYNONYM
- PG_TABLESPACE
- PG_TRIGGER
- PG_TS_CONFIG
- PG_TS_CONFIG_MAP
- PG_TS_DICT
- PG_TS_PARSER
- PG_TS_TEMPLATE
- PG_TYPE
- PG_USER_MAPPING
- PG_USER_STATUS
- PG_WORKLOAD_GROUP
- PLAN_TABLE_DATA
- STATEMENT_HISTORY
- System Views
- GET_GLOBAL_PREPARED_XACTS
- GS_AUDITING
- GS_AUDITING_ACCESS
- GS_AUDITING_PRIVILEGE
- GS_CLUSTER_RESOURCE_INFO
- GS_INSTANCE_TIME
- GS_LABELS
- GS_MASKING
- GS_MATVIEWS
- GS_SESSION_MEMORY
- GS_SESSION_CPU_STATISTICS
- GS_SESSION_MEMORY_CONTEXT
- GS_SESSION_MEMORY_DETAIL
- GS_SESSION_MEMORY_STATISTICS
- GS_SQL_COUNT
- GS_WLM_CGROUP_INFO
- GS_WLM_PLAN_OPERATOR_HISTORY
- GS_WLM_REBUILD_USER_RESOURCE_POOL
- GS_WLM_RESOURCE_POOL
- GS_WLM_USER_INFO
- GS_STAT_SESSION_CU
- GS_TOTAL_MEMORY_DETAIL
- MPP_TABLES
- PG_AVAILABLE_EXTENSION_VERSIONS
- PG_AVAILABLE_EXTENSIONS
- PG_COMM_DELAY
- PG_COMM_RECV_STREAM
- PG_COMM_SEND_STREAM
- PG_COMM_STATUS
- PG_CONTROL_GROUP_CONFIG
- PG_CURSORS
- PG_EXT_STATS
- PG_GET_INVALID_BACKENDS
- PG_GET_SENDERS_CATCHUP_TIME
- PG_GROUP
- PG_GTT_RELSTATS
- PG_GTT_STATS
- PG_GTT_ATTACHED_PIDS
- PG_INDEXES
- PG_LOCKS
- PG_NODE_ENV
- PG_OS_THREADS
- PG_PREPARED_STATEMENTS
- PG_PREPARED_XACTS
- PG_REPLICATION_SLOTS
- PG_RLSPOLICIES
- PG_ROLES
- PG_RULES
- PG_SECLABELS
- PG_SETTINGS
- PG_SHADOW
- PG_STATS
- PG_STAT_ACTIVITY
- PG_STAT_ALL_INDEXES
- PG_STAT_ALL_TABLES
- PG_STAT_BAD_BLOCK
- PG_STAT_BGWRITER
- PG_STAT_DATABASE
- PG_STAT_DATABASE_CONFLICTS
- PG_STAT_USER_FUNCTIONS
- PG_STAT_USER_INDEXES
- PG_STAT_USER_TABLES
- PG_STAT_REPLICATION
- PG_STAT_SYS_INDEXES
- PG_STAT_SYS_TABLES
- PG_STAT_XACT_ALL_TABLES
- PG_STAT_XACT_SYS_TABLES
- PG_STAT_XACT_USER_FUNCTIONS
- PG_STAT_XACT_USER_TABLES
- PG_STATIO_ALL_INDEXES
- PG_STATIO_ALL_SEQUENCES
- PG_STATIO_ALL_TABLES
- PG_STATIO_SYS_INDEXES
- PG_STATIO_SYS_SEQUENCES
- PG_STATIO_SYS_TABLES
- PG_STATIO_USER_INDEXES
- PG_STATIO_USER_SEQUENCES
- PG_STATIO_USER_TABLES
- PG_TABLES
- PG_TDE_INFO
- PG_THREAD_WAIT_STATUS
- PG_TIMEZONE_ABBREVS
- PG_TIMEZONE_NAMES
- PG_TOTAL_MEMORY_DETAIL
- PG_TOTAL_USER_RESOURCE_INFO
- PG_TOTAL_USER_RESOURCE_INFO_OID
- PG_USER
- PG_USER_MAPPINGS
- PG_VARIABLE_INFO
- PG_VIEWS
- PLAN_TABLE
- GS_FILE_STAT
- GS_OS_RUN_INFO
- GS_REDO_STAT
- GS_SESSION_STAT
- GS_SESSION_TIME
- GS_THREAD_MEMORY_CONTEXT
- Functions and Operators
- Logical Operators
- Comparison Operators
- Character Processing Functions and Operators
- Binary String Functions and Operators
- Bit String Functions and Operators
- Mode Matching Operators
- Mathematical Functions and Operators
- Date and Time Processing Functions and Operators
- Type Conversion Functions
- Geometric Functions and Operators
- Network Address Functions and Operators
- Text Search Functions and Operators
- JSON/JSONB Functions and Operators
- HLL Functions and Operators
- SEQUENCE Functions
- Array Functions and Operators
- Range Functions and Operators
- Aggregate Functions
- Window Functions
- Security Functions
- Ledger Database Functions
- Encrypted Equality Functions
- Set Returning Functions
- Conditional Expression Functions
- System Information Functions
- System Administration Functions
- Configuration Settings Functions
- Universal File Access Functions
- Server Signal Functions
- Backup and Restoration Control Functions
- Snapshot Synchronization Functions
- Database Object Functions
- Advisory Lock Functions
- Logical Replication Functions
- Segment-Page Storage Functions
- Other Functions
- Undo System Functions
- Statistics Information Functions
- Trigger Functions
- Hash Function
- Prompt Message Function
- Global Temporary Table Functions
- Fault Injection System Function
- AI Feature Functions
- Dynamic Data Masking Functions
- Other System Functions
- Internal Functions
- Obsolete Functions
- Supported Data Types
- Numeric Types
- Monetary Types
- Boolean Types
- Enumerated Types
- Character Types
- Binary Types
- Date/Time Types
- Geometric
- Network Address Types
- Bit String Types
- Text Search Types
- UUID
- JSON/JSONB Types
- HLL
- Array Types
- Range
- OID Types
- Pseudo-Types
- Data Types Supported by Column-store Tables
- XML Types
- Data Type Used by the Ledger Database
- SQL Syntax
- ABORT
- ALTER AGGREGATE
- ALTER AUDIT POLICY
- ALTER DATABASE
- ALTER DATA SOURCE
- ALTER DEFAULT PRIVILEGES
- ALTER DIRECTORY
- ALTER EXTENSION
- ALTER FOREIGN TABLE
- ALTER FUNCTION
- ALTER GROUP
- ALTER INDEX
- ALTER LANGUAGE
- ALTER LARGE OBJECT
- ALTER MASKING POLICY
- ALTER MATERIALIZED VIEW
- ALTER OPERATOR
- ALTER RESOURCE LABEL
- ALTER RESOURCE POOL
- ALTER ROLE
- ALTER ROW LEVEL SECURITY POLICY
- ALTER RULE
- ALTER SCHEMA
- ALTER SEQUENCE
- ALTER SERVER
- ALTER SESSION
- ALTER SYNONYM
- ALTER SYSTEM KILL SESSION
- ALTER SYSTEM SET
- ALTER TABLE
- ALTER TABLE PARTITION
- ALTER TABLE SUBPARTITION
- ALTER TABLESPACE
- ALTER TEXT SEARCH CONFIGURATION
- ALTER TEXT SEARCH DICTIONARY
- ALTER TRIGGER
- ALTER TYPE
- ALTER USER
- ALTER USER MAPPING
- ALTER VIEW
- ANALYZE | ANALYSE
- BEGIN
- CALL
- CHECKPOINT
- CLEAN CONNECTION
- CLOSE
- CLUSTER
- COMMENT
- COMMIT | END
- COMMIT PREPARED
- CONNECT BY
- COPY
- CREATE AGGREGATE
- CREATE AUDIT POLICY
- CREATE CAST
- CREATE CLIENT MASTER KEY
- CREATE COLUMN ENCRYPTION KEY
- CREATE DATABASE
- CREATE DATA SOURCE
- CREATE DIRECTORY
- CREATE EXTENSION
- CREATE FOREIGN TABLE
- CREATE FUNCTION
- CREATE GROUP
- CREATE INCREMENTAL MATERIALIZED VIEW
- CREATE INDEX
- CREATE LANGUAGE
- CREATE MASKING POLICY
- CREATE MATERIALIZED VIEW
- CREATE MODEL
- CREATE OPERATOR
- CREATE PACKAGE
- CREATE ROW LEVEL SECURITY POLICY
- CREATE PROCEDURE
- CREATE RESOURCE LABEL
- CREATE RESOURCE POOL
- CREATE ROLE
- CREATE RULE
- CREATE SCHEMA
- CREATE SEQUENCE
- CREATE SERVER
- CREATE SYNONYM
- CREATE TABLE
- CREATE TABLE AS
- CREATE TABLE PARTITION
- CREATE TABLE SUBPARTITION
- CREATE TABLESPACE
- CREATE TEXT SEARCH CONFIGURATION
- CREATE TEXT SEARCH DICTIONARY
- CREATE TRIGGER
- CREATE TYPE
- CREATE USER
- CREATE USER MAPPING
- CREATE VIEW
- CREATE WEAK PASSWORD DICTIONARY
- CURSOR
- DEALLOCATE
- DECLARE
- DELETE
- DO
- DROP AGGREGATE
- DROP AUDIT POLICY
- DROP CAST
- DROP CLIENT MASTER KEY
- DROP COLUMN ENCRYPTION KEY
- DROP DATABASE
- DROP DATA SOURCE
- DROP DIRECTORY
- DROP EXTENSION
- DROP FOREIGN TABLE
- DROP FUNCTION
- DROP GROUP
- DROP INDEX
- DROP LANGUAGE
- DROP MASKING POLICY
- DROP MATERIALIZED VIEW
- DROP MODEL
- DROP OPERATOR
- DROP OWNED
- DROP PACKAGE
- DROP PROCEDURE
- DROP RESOURCE LABEL
- DROP RESOURCE POOL
- DROP ROW LEVEL SECURITY POLICY
- DROP ROLE
- DROP RULE
- DROP SCHEMA
- DROP SEQUENCE
- DROP SERVER
- DROP SYNONYM
- DROP TABLE
- DROP TABLESPACE
- DROP TEXT SEARCH CONFIGURATION
- DROP TEXT SEARCH DICTIONARY
- DROP TRIGGER
- DROP TYPE
- DROP USER
- DROP USER MAPPING
- DROP VIEW
- DROP WEAK PASSWORD DICTIONARY
- EXECUTE
- EXECUTE DIRECT
- EXPLAIN
- EXPLAIN PLAN
- FETCH
- GRANT
- INSERT
- LOCK
- MOVE
- MERGE INTO
- PREDICT BY
- PREPARE
- PREPARE TRANSACTION
- PURGE
- REASSIGN OWNED
- REFRESH INCREMENTAL MATERIALIZED VIEW
- REFRESH MATERIALIZED VIEW
- REINDEX
- RELEASE SAVEPOINT
- RESET
- REVOKE
- ROLLBACK
- ROLLBACK PREPARED
- ROLLBACK TO SAVEPOINT
- SAVEPOINT
- SELECT
- SELECT INTO
- SET
- SET CONSTRAINTS
- SET ROLE
- SET SESSION AUTHORIZATION
- SET TRANSACTION
- SHOW
- SHUTDOWN
- SNAPSHOT
- START TRANSACTION
- TIMECAPSULE TABLE
- TRUNCATE
- UPDATE
- VACUUM
- VALUES
- SQL Reference
- MogDB SQL
- Keywords
- Constant and Macro
- Expressions
- Type Conversion
- Full Text Search
- Introduction
- Tables and Indexes
- Controlling Text Search
- Additional Features
- Parser
- Dictionaries
- Configuration Examples
- Testing and Debugging Text Search
- Limitations
- System Operation
- Controlling Transactions
- DDL Syntax Overview
- DML Syntax Overview
- DCL Syntax Overview
- Appendix
- GUC Parameters
- GUC Parameter Usage
- File Location
- Connection and Authentication
- Resource Consumption
- Parallel Import
- Write Ahead Log
- HA Replication
- Memory Table
- Query Planning
- Error Reporting and Logging
- Alarm Detection
- Statistics During the Database Running
- Load Management
- Automatic Vacuuming
- Default Settings of Client Connection
- Lock Management
- Version and Platform Compatibility
- Faut Tolerance
- Connection Pool Parameters
- MogDB Transaction
- Developer Options
- Auditing
- Upgrade Parameters
- Miscellaneous Parameters
- Wait Events
- Query
- System Performance Snapshot
- Security Configuration
- Global Temporary Table
- HyperLogLog
- Scheduled Task
- Thread Pool
- User-defined Functions
- Backup and Restoration
- Undo
- DCF Parameters Settings
- Flashback
- Rollback Parameters
- Reserved Parameters
- AI Features
- Appendix
- Schema
- Information Schema
- DBE_PERF
- Overview
- OS
- Instance
- Memory
- File
- Object
- STAT_USER_TABLES
- SUMMARY_STAT_USER_TABLES
- GLOBAL_STAT_USER_TABLES
- STAT_USER_INDEXES
- SUMMARY_STAT_USER_INDEXES
- GLOBAL_STAT_USER_INDEXES
- STAT_SYS_TABLES
- SUMMARY_STAT_SYS_TABLES
- GLOBAL_STAT_SYS_TABLES
- STAT_SYS_INDEXES
- SUMMARY_STAT_SYS_INDEXES
- GLOBAL_STAT_SYS_INDEXES
- STAT_ALL_TABLES
- SUMMARY_STAT_ALL_TABLES
- GLOBAL_STAT_ALL_TABLES
- STAT_ALL_INDEXES
- SUMMARY_STAT_ALL_INDEXES
- GLOBAL_STAT_ALL_INDEXES
- STAT_DATABASE
- SUMMARY_STAT_DATABASE
- GLOBAL_STAT_DATABASE
- STAT_DATABASE_CONFLICTS
- SUMMARY_STAT_DATABASE_CONFLICTS
- GLOBAL_STAT_DATABASE_CONFLICTS
- STAT_XACT_ALL_TABLES
- SUMMARY_STAT_XACT_ALL_TABLES
- GLOBAL_STAT_XACT_ALL_TABLES
- STAT_XACT_SYS_TABLES
- SUMMARY_STAT_XACT_SYS_TABLES
- GLOBAL_STAT_XACT_SYS_TABLES
- STAT_XACT_USER_TABLES
- SUMMARY_STAT_XACT_USER_TABLES
- GLOBAL_STAT_XACT_USER_TABLES
- STAT_XACT_USER_FUNCTIONS
- SUMMARY_STAT_XACT_USER_FUNCTIONS
- GLOBAL_STAT_XACT_USER_FUNCTIONS
- STAT_BAD_BLOCK
- SUMMARY_STAT_BAD_BLOCK
- GLOBAL_STAT_BAD_BLOCK
- STAT_USER_FUNCTIONS
- SUMMARY_STAT_USER_FUNCTIONS
- GLOBAL_STAT_USER_FUNCTIONS
- Workload
- Session/Thread
- SESSION_STAT
- GLOBAL_SESSION_STAT
- SESSION_TIME
- GLOBAL_SESSION_TIME
- SESSION_MEMORY
- GLOBAL_SESSION_MEMORY
- SESSION_MEMORY_DETAIL
- GLOBAL_SESSION_MEMORY_DETAIL
- SESSION_STAT_ACTIVITY
- GLOBAL_SESSION_STAT_ACTIVITY
- THREAD_WAIT_STATUS
- GLOBAL_THREAD_WAIT_STATUS
- LOCAL_THREADPOOL_STATUS
- GLOBAL_THREADPOOL_STATUS
- SESSION_CPU_RUNTIME
- SESSION_MEMORY_RUNTIME
- STATEMENT_IOSTAT_COMPLEX_RUNTIME
- LOCAL_ACTIVE_SESSION
- Transaction
- Query
- STATEMENT
- SUMMARY_STATEMENT
- STATEMENT_COUNT
- GLOBAL_STATEMENT_COUNT
- SUMMARY_STATEMENT_COUNT
- GLOBAL_STATEMENT_COMPLEX_HISTORY
- GLOBAL_STATEMENT_COMPLEX_HISTORY_TABLE
- GLOBAL_STATEMENT_COMPLEX_RUNTIME
- STATEMENT_RESPONSETIME_PERCENTILE
- STATEMENT_USER_COMPLEX_HISTORY
- STATEMENT_COMPLEX_RUNTIME
- STATEMENT_COMPLEX_HISTORY_TABLE
- STATEMENT_COMPLEX_HISTORY
- STATEMENT_WLMSTAT_COMPLEX_RUNTIME
- STATEMENT_HISTORY
- Cache/IO
- STATIO_USER_TABLES
- SUMMARY_STATIO_USER_TABLES
- GLOBAL_STATIO_USER_TABLES
- STATIO_USER_INDEXES
- SUMMARY_STATIO_USER_INDEXES
- GLOBAL_STATIO_USER_INDEXES
- STATIO_USER_SEQUENCES
- SUMMARY_STATIO_USER_SEQUENCES
- GLOBAL_STATIO_USER_SEQUENCES
- STATIO_SYS_TABLES
- SUMMARY_STATIO_SYS_TABLES
- GLOBAL_STATIO_SYS_TABLES
- STATIO_SYS_INDEXES
- SUMMARY_STATIO_SYS_INDEXES
- GLOBAL_STATIO_SYS_INDEXES
- STATIO_SYS_SEQUENCES
- SUMMARY_STATIO_SYS_SEQUENCES
- GLOBAL_STATIO_SYS_SEQUENCES
- STATIO_ALL_TABLES
- SUMMARY_STATIO_ALL_TABLES
- GLOBAL_STATIO_ALL_TABLES
- STATIO_ALL_INDEXES
- SUMMARY_STATIO_ALL_INDEXES
- GLOBAL_STATIO_ALL_INDEXES
- STATIO_ALL_SEQUENCES
- SUMMARY_STATIO_ALL_SEQUENCES
- GLOBAL_STATIO_ALL_SEQUENCES
- GLOBAL_STAT_DB_CU
- GLOBAL_STAT_SESSION_CU
- Utility
- REPLICATION_STAT
- GLOBAL_REPLICATION_STAT
- REPLICATION_SLOTS
- GLOBAL_REPLICATION_SLOTS
- BGWRITER_STAT
- GLOBAL_BGWRITER_STAT
- GLOBAL_CKPT_STATUS
- GLOBAL_DOUBLE_WRITE_STATUS
- GLOBAL_PAGEWRITER_STATUS
- GLOBAL_RECORD_RESET_TIME
- GLOBAL_REDO_STATUS
- GLOBAL_RECOVERY_STATUS
- CLASS_VITAL_INFO
- USER_LOGIN
- SUMMARY_USER_LOGIN
- GLOBAL_GET_BGWRITER_STATUS
- GLOBAL_SINGLE_FLUSH_DW_STATUS
- GLOBAL_CANDIDATE_STATUS
- Lock
- Wait Events
- Configuration
- Operator
- Workload Manager
- Global Plancache
- RTO
- Appendix
- DBE_PLDEBUGGER Schema
- Overview
- DBE_PLDEBUGGER.turn_on
- DBE_PLDEBUGGER.turn_off
- DBE_PLDEBUGGER.local_debug_server_info
- DBE_PLDEBUGGER.attach
- DBE_PLDEBUGGER.next
- DBE_PLDEBUGGER.continue
- DBE_PLDEBUGGER.abort
- DBE_PLDEBUGGER.print_var
- DBE_PLDEBUGGER.info_code
- DBE_PLDEBUGGER.step
- DBE_PLDEBUGGER.add_breakpoint
- DBE_PLDEBUGGER.delete_breakpoint
- DBE_PLDEBUGGER.info_breakpoints
- DBE_PLDEBUGGER.backtrace
- DBE_PLDEBUGGER.finish
- DBE_PLDEBUGGER.set_var
- DB4AI Schema
- Tool Reference
- Tool Overview
- Client Tool
- Server Tools
- Tools Used in the Internal System
- gaussdb
- gs_backup
- gs_basebackup
- gs_ctl
- gs_initdb
- gs_install
- gs_install_plugin
- gs_install_plugin_local
- gs_postuninstall
- gs_preinstall
- gs_sshexkey
- gs_tar
- gs_uninstall
- gs_upgradectl
- gs_expansion
- gs_dropnode
- gs_probackup
- gstrace
- kdb5_util
- kadmin.local
- kinit
- klist
- krb5kdc
- kdestroy
- pg_config
- pg_controldata
- pg_recvlogical
- pg_resetxlog
- pg_archivecleanup
- pssh
- pscp
- transfer.py
- FAQ
- System Catalogs and Views Supported by gs_collector
- Extension Reference
- Error Code Reference
- Description of SQL Error Codes
- Third-Party Library Error Codes
- GAUSS-00001 - GAUSS-00100
- GAUSS-00101 - GAUSS-00200
- GAUSS 00201 - GAUSS 00300
- GAUSS 00301 - GAUSS 00400
- GAUSS 00401 - GAUSS 00500
- GAUSS 00501 - GAUSS 00600
- GAUSS 00601 - GAUSS 00700
- GAUSS 00701 - GAUSS 00800
- GAUSS 00801 - GAUSS 00900
- GAUSS 00901 - GAUSS 01000
- GAUSS 01001 - GAUSS 01100
- GAUSS 01101 - GAUSS 01200
- GAUSS 01201 - GAUSS 01300
- GAUSS 01301 - GAUSS 01400
- GAUSS 01401 - GAUSS 01500
- GAUSS 01501 - GAUSS 01600
- GAUSS 01601 - GAUSS 01700
- GAUSS 01701 - GAUSS 01800
- GAUSS 01801 - GAUSS 01900
- GAUSS 01901 - GAUSS 02000
- GAUSS 02001 - GAUSS 02100
- GAUSS 02101 - GAUSS 02200
- GAUSS 02201 - GAUSS 02300
- GAUSS 02301 - GAUSS 02400
- GAUSS 02401 - GAUSS 02500
- GAUSS 02501 - GAUSS 02600
- GAUSS 02601 - GAUSS 02700
- GAUSS 02701 - GAUSS 02800
- GAUSS 02801 - GAUSS 02900
- GAUSS 02901 - GAUSS 03000
- GAUSS 03001 - GAUSS 03100
- GAUSS 03101 - GAUSS 03200
- GAUSS 03201 - GAUSS 03300
- GAUSS 03301 - GAUSS 03400
- GAUSS 03401 - GAUSS 03500
- GAUSS 03501 - GAUSS 03600
- GAUSS 03601 - GAUSS 03700
- GAUSS 03701 - GAUSS 03800
- GAUSS 03801 - GAUSS 03900
- GAUSS 03901 - GAUSS 04000
- GAUSS 04001 - GAUSS 04100
- GAUSS 04101 - GAUSS 04200
- GAUSS 04201 - GAUSS 04300
- GAUSS 04301 - GAUSS 04400
- GAUSS 04401 - GAUSS 04500
- GAUSS 04501 - GAUSS 04600
- GAUSS 04601 - GAUSS 04700
- GAUSS 04701 - GAUSS 04800
- GAUSS 04801 - GAUSS 04900
- GAUSS 04901 - GAUSS 05000
- GAUSS 05001 - GAUSS 05100
- GAUSS 05101 - GAUSS 05200
- GAUSS 05201 - GAUSS 05300
- GAUSS 05301 - GAUSS 05400
- GAUSS 05401 - GAUSS 05500
- GAUSS 05501 - GAUSS 05600
- GAUSS 05601 - GAUSS 05700
- GAUSS 05701 - GAUSS 05800
- GAUSS 05801 - GAUSS 05900
- GAUSS 05901 - GAUSS 06000
- GAUSS 06001 - GAUSS 06100
- GAUSS 06101 - GAUSS 06200
- GAUSS 06201 - GAUSS 06300
- GAUSS 06301 - GAUSS 06400
- GAUSS 06401 - GAUSS 06500
- GAUSS 06501 - GAUSS 06600
- GAUSS 06601 - GAUSS 06700
- GAUSS 06701 - GAUSS 06800
- GAUSS 06801 - GAUSS 06900
- GAUSS 06901 - GAUSS 07000
- GAUSS 07001 - GAUSS 07100
- GAUSS 07101 - GAUSS 07200
- GAUSS 07201 - GAUSS 07300
- GAUSS 07301 - GAUSS 07400
- GAUSS 07401 - GAUSS 07480
- GAUSS 50000 - GAUSS 50999
- GAUSS 51000 - GAUSS 51999
- GAUSS 52000 - GAUSS 52999
- GAUSS 53000 - GAUSS 53699
- Error Log Reference
- System Catalogs and System Views
- Common Faults and Identification Guide
- Common Fault Locating Methods
- Common Fault Locating Cases
- Core Fault Locating
- Permission/Session/Data Type Fault Location
- Service/High Availability/Concurrency Fault Location
- Table/Partition Table Fault Location
- File System/Disk/Memory Fault Location
- After You Run the du Command to Query Data File Size In the XFS File System, the Query Result Is Greater than the Actual File Size
- File Is Damaged in the XFS File System
- Insufficient Memory
- "Error:No space left on device" Is Displayed
- When the TPC-C is running and a disk to be injected is full, the TPC-C stops responding
- Disk Space Usage Reaches the Threshold and the Database Becomes Read-only
- SQL Fault Location
- Index Fault Location
- Source Code Parsing
- FAQs
- Glossary
GAUSS-02501 - GAUSS-02600
GAUSS-02501 - GAUSS-02510
GAUSS-02501: "could not create unique index '%s'"
SQLSTATE: 23505
Description: Internal system error. Failed to create a unique index.
Solution: Contact technical support.
GAUSS-02502: "reversedirection_index_hash is not implemented"
SQLSTATE: 0A000
Description: Internal system error. Failed to implement the function.
Solution: Contact technical support.
GAUSS-02503: "copytup_datum() should not be called"
SQLSTATE: 0A000
Description: Internal system error. Failed to call the function because it is not implemented.
Solution: Contact technical support.
GAUSS-02504: "Failed to fetch from data node cursor"
SQLSTATE: 22P08
Description: Internal system error. Failed to obtain data from the DN cursor.
Solution: Contact technical support.
GAUSS-02505: "Node id %d is incorrect"
SQLSTATE: XX006
Description: Internal system error. The obtained node ID is incorrect.
Solution: Contact technical support.
GAUSS-02506: "%s"
SQLSTATE: XX000
Description: Syntax error.
Solution: Ensure that the SQL statement syntax is correct.
GAUSS-02507: "Unexpected response from the data nodes"
SQLSTATE: XX006
Description: Internal system error. An unexpected response comes from the DN.
Solution: Contact technical support.
GAUSS-02508: "invalid BatchSort state"
SQLSTATE: XX006
Description: Internal system error. The column-store sorting status is invalid.
Solution: Contact technical support.
GAUSS-02509: "invalid batchsort state"
SQLSTATE: XX006
Description: Internal system error. The column-store sorting status is invalid.
Solution: Contact technical support.
GAUSS-02510: "batchsort_restorepos failed"
SQLSTATE: D0011
Description: Internal system error. The storage information is incorrect during column-store sorting.
Solution: Contact technical support.
GAUSS-02511 - GAUSS-02520
GAUSS-02511: "failed to initialize hash table '%s'"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02512: "cannot insert into frozen hashtable '%s'"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02513: "out of shared memory"
SQLSTATE: 53200
Description: The shared memory is insufficient.
Solution: Increase the value of the max_locks_per_transaction parameter or release the required memory.
GAUSS-02514: "unrecognized hash action code: %d"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02515: "cannot freeze shared hashtable '%s'"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02516: "cannot freeze hashtable '%s' because it has active scans"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02517: "hash table '%s' corrupted"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02518: "too many active hash_seq_search scans, cannot start one on '%s'"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02519: "no hash_seq_search scan for hash table '%s'"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02520: "could not change directory to '%s': %m"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02521 - GAUSS-02530
GAUSS-02521: "could not get current working directory: %m"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02522: "cannot set parameter '%s' within security-restricted operation"
SQLSTATE: 42501
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02524: "role '%s' is not permitted to login"
SQLSTATE: 28000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02525: "too many connections for role '%s'"
SQLSTATE: 53300
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02526: "permission denied to set session authorization"
SQLSTATE: 42501
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02527: "invalid role OID: %u"
SQLSTATE: 42704
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02528: "could not create lock file '%s': %m"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02529: "could not open lock file '%s': %m"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02530: "could not read lock file '%s': %m"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02531 - GAUSS-02540
GAUSS-02532: "lock file '%s' already exists"
SQLSTATE: F0001
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02533: "pre-existing shared memory block (key %lu, ID %lu) is still in use"
SQLSTATE: F0001
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02534: "could not remove old lock file '%s': %m"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02535: "could not write lock file '%s': %m"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02536: "'%s' is not a valid data directory"
SQLSTATE: 22023
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02537: "database files are incompatible with server"
SQLSTATE: 22023
Description: Database files are incompatible with the software version.
Solution: Use the correct software version to rebuild the database.
GAUSS-02538: "could not set timer for authorization timeout"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02539: "could not disable timer for authorization timeout"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02540: "database '%s' has disappeared from pg_database"
SQLSTATE: 3D000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02541 - GAUSS-02550
GAUSS-02541: "database '%s' is not currently accepting connections"
SQLSTATE: 55000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02542: "permission denied for database '%s'"
SQLSTATE: 42501
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02543: "too many connections for database '%s'"
SQLSTATE: 53300
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02544: "database locale is incompatible with operating system"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02545: "bad backend ID: %d"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02546: "new replication connections are not allowed during database shutdown"
SQLSTATE: 42501
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02547: "must be system admin to connect during database shutdown"
SQLSTATE: 42501
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02548: "must be system admin to connect in binary upgrade mode"
SQLSTATE: 42501
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02551 - GAUSS-02560
GAUSS-02551: "database %u does not exist"
SQLSTATE: 3D000
Description: The database does not exist.
Solution: Internal system error. Contact technical support.
GAUSS-02552: "Forbid remote connection with trust method!"
SQLSTATE: 42601
Description: Remotely connecting to the database using the trusted method is not allowed.
Solution: Check the connection security settings.
GAUSS-02554: "not able to set up signal action handler"
SQLSTATE: 53000
Description: Failed to create a signal processing function for a thread.
Solution: Internal system error. Contact technical support.
GAUSS-02555: "failed to create timer for thread"
SQLSTATE: XX000
Description: Failed to create a timer for a thread.
Solution: Internal system error. Contact technical support.
GAUSS-02556: "could not find function '%s' in file '%s'"
SQLSTATE: 42883
Description: Failed to find the function definition.
Solution: Ensure that the function is properly defined in the statement.
GAUSS-02557: "could not load library '%s': %s"
SQLSTATE: XX000
Description: Failed to load the library.
Solution: Check the library based on the prompted error information and troubleshoot the fault.
GAUSS-02558: "incompatible library '%s': missing magic block"
SQLSTATE: XX000
Description: The library is incompatible because the magic numbers are missing.
Solution: Check whether the library file is damaged.
GAUSS-02559: "incompatible library '%s': version mismatch"
SQLSTATE: XX000
Description: The library version is incompatible.
Solution: Ensure that the library file uses a compatible version.
GAUSS-02560: "incompatible library '%s': magic block mismatch"
SQLSTATE: XX000
Description: The library is incompatible because the magic numbers do not match.
Solution: Ensure that the library file uses a compatible version.
GAUSS-02561 - GAUSS-02570
GAUSS-02563: "invalid macro name in dynamic library path: %s"
SQLSTATE: 42602
Description: The dynamic library address contains invalid path macros.
Solution: Check whether the path macro in the dynamic library address is valid.
GAUSS-02564: "zero-length component in parameter 'dynamic_library_path'"
SQLSTATE: 42602
Description: The length of the dynamic library address is 0, which is invalid.
Solution: Check the dynamic library path.
GAUSS-02565: "component in parameter 'dynamic_library_path' is not an absolute path"
SQLSTATE: 42602
Description: The dynamic library address is not an absolute path.
Solution: Check the dynamic library path.
GAUSS-02566: "init_MultiFuncCall cannot be called more than once"
SQLSTATE: 2F000
Description: Failed to call the init_MultiFuncCall function for multiple times.
Solution: Check the calling logic.
GAUSS-02567: "could not determine actual result type for function '%s' declared to return type %s"
SQLSTATE: 42804
Description: Failed to determine the return type of the function.
Solution: Check the return type of the function.
GAUSS-02568: "proallargtypes is not a 1-D Oid array"
SQLSTATE: XX000
Description: The function parameter is invalid.
Solution: Check the input parameter.
GAUSS-02569: "proargnames must have the same number of elements as the function has arguments"
SQLSTATE: 22023
Description: An internal system error occurs. The number of function parameters does not match proargnames.
Solution: Check the input parameter.
GAUSS-02571 - GAUSS-02580
GAUSS-02572: "number of aliases does not match number of columns"
SQLSTATE: 42804
Description: The number of aliases does not match the number of columns.
Solution: Query the number of columns using the \d+ tablename command. Then, check whether the number of aliases of the current statement and that of columns are consistent.
GAUSS-02573: "no column alias was provided"
SQLSTATE: 42804
Description: Column aliases are not provided.
Solution: Provide the column aliases.
GAUSS-02574: "could not determine row description for function returning record"
SQLSTATE: 42804
Description: Failed to determine the RECORD type definition of the RECORD return type function.
Solution: Internal system error. Contact technical support.
GAUSS-02575: "internal function '%s' is not in internal lookup table"
SQLSTATE: 42883
Description: Failed to find the function definition in the function lookup table.
Solution: Ensure that the function in the SQL statement is valid.
GAUSS-02576: "unrecognized function API version: %d"
SQLSTATE: XX004
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02577: "language %u has old-style handler"
SQLSTATE: 42P13
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02578: "null result from info function '%s'"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02579: "unrecognized API version %d reported by info function '%s'"
SQLSTATE: 22023
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02580: "fmgr_oldstyle received NULL pointer"
SQLSTATE: XX005
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02581 - GAUSS-02590
GAUSS-02581: "function %u has too many arguments (%d, maximum is %d)"
SQLSTATE: 54023
Description: The function has too many input parameters.
Solution: Run the \df command to check whether the number of parameters defined by the function is consistent with that in the current query statement. The maximum number of function parameters is 16.
GAUSS-02583: "input function %u returned non-NULL"
SQLSTATE: XX005
Description: After the column data is processed, a null string is returned, which conflicts with the NOT NULL constraint.
Solution: Ensure that the column data is not empty and meets the NOT NULL constraint.
GAUSS-02584: "input function %u returned NULL"
SQLSTATE: XX005
Description: After the column data is processed, a not-null string is returned, which conflicts with the NULL constraint.
Solution: Ensure that the column data is empty and meets the NULL constraint.
GAUSS-02585: "receive function %u returned non-NULL"
SQLSTATE: 22023
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02586: "receive function %u returned NULL"
SQLSTATE: 22000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02587: "could not reopen file '%s' as stderr: %m"
SQLSTATE: XX000
Description: Failed to open the file as the stderr redirection file.
Solution: Check whether files exist.
GAUSS-02588: "could not reopen file '%s' as stdout: %m"
SQLSTATE: XX000
Description: Failed to open the file as the stdout redirection file.
Solution: Check whether files exist.
GAUSS-02590: "buffer %d is not owned by resource owner %s"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02591 - GAUSS-02600
GAUSS-02591: "catcache reference %p is not owned by resource owner %s"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02592: "catcache list reference %p is not owned by resource owner %s"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02594: "partcache reference %s is not owned by resource owner %s"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02595: "fakerel reference %s is not owned by resource owner %s"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02596: "plancache reference %p is not owned by resource owner %s"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02597: "tupdesc reference %p is not owned by resource owner %s"
SQLSTATE: XX000
Description: Internal system error.
Solution:Contact technical support.
GAUSS-02598: "snapshot reference %p is not owned by resource owner %s"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02599: "temporery file %d is not owned by resource owner %s"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.
GAUSS-02600: "pthread mutex %p is not owned by resource owner %s"
SQLSTATE: XX000
Description:Internal system error.
Solution:Contact technical support.