- 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
- Overview
- High Performance
- CBO Optimizer
- LLVM
- Vectorized Engine
- Hybrid Row-Column Store
- Adaptive Compression
- SQL by pass
- Kunpeng NUMA Architecture Optimization
- High Concurrency of Thread Pools
- SMP for Parallel Execution
- Xlog no Lock Flush
- Parallel Page-based Redo For Ustore
- Row-Store Execution to Vectorized Execution
- Astore Row Level Compression
- BTree Index Compression
- Tracing SQL Function
- Parallel Index Scan
- Enhancement of Tracing Backend Key Thread
- Ordering Operator Optimization
- High Availability (HA)
- Primary/Standby
- Logical Replication
- Logical Backup
- Physical Backup
- Automatic Job Retry upon Failure
- Ultimate RTO
- High Availability Based on the Paxos Protocol
- Cascaded Standby Server
- Delayed Replay
- Adding or Deleting a Standby Server
- Delaying Entering the Maximum Availability Mode
- Parallel Logical Decoding
- DCF
- CM(Cluster Manager)
- Global SysCache
- Using a Standby Node to Build a Standby Node
- Two City and Three Center DR
- CM Cluster Management Component Supporting Two Node Deployment
- 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
- Transparent Data Encryption
- 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
- Publication-Subscription
- Foreign Key Lock Enhancement
- Data Compression in OLTP Scenarios
- Transaction Async Submit
- Index Creation Parallel Control
- Dynamic Partition Pruning
- COPY Import Optimization
- SQL Running Status Observation
- BRIN Index
- BLOOM Index
- Application Development Interfaces
- AI Capabilities
- AI4DB: Autonomous Database O&M
- DB4AI: Database-driven AI
- AI in DB
- ABO Optimizer
- Middleware
- Installation Guide
- Installation Preparation
- Container Installation
- PTK-based Installation
- OM-based Installation
- Manual Installation
- Recommended Parameter Settings
- Administrator Guide
- Localization
- 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
- Exporting and Viewing the WDR
- Data Security Maintenance Suggestions
- Slow SQL Diagnosis
- Log Reference
- Primary and Standby Management
- MOT Engine
- Introducing MOT
- Using MOT
- Concepts of MOT
- Appendix
- Column-store Tables Management
- Backup and Restoration
- Two City and Three Center DR
- Importing and Exporting Data
- Importing Data
- Exporting Data
- Upgrade Guide
- AI Features Guide
- AI Features Overview
- AI4DB: Autonomous Database O&M
- DBMind Mode
- Components that Support DBMind
- AI Sub-functions of the DBMind
- X-Tuner: Parameter Tuning and Diagnosis
- Index-advisor: Index Recommendation
- Slow Query Diagnosis: Root Cause Analysis for Slow SQL Statements
- Forecast: Trend Prediction
- SQLdiag: Slow SQL Discovery
- SQL Rewriter
- Anomaly Detection
- DB4AI: Database-driven AI
- AI in DB
- Intelligence Explain: SQL Statement Query Time Prediction
- ABO Optimizer
- Intelligent Cardinality Estimation
- Adaptive Plan Selection
- 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)
- Connecting to the Database (Using UDS)
- 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
- JDBC-based Common Parameter Reference
- Development Based on ODBC
- Development Based on libpq
- Dependent Header Files of libpq
- Development Process
- Example
- Link Parameters
- libpq API Reference
- Database Connection Control Functions
- Database Statement Execution Functions
- Functions for Asynchronous Command Processing
- Functions for Canceling Queries in Progress
- Psycopg-Based Development
- Commissioning
- Stored Procedure
- User Defined Functions
- PL/pgSQL-SQL Procedural Language
- Scheduled Jobs
- Autonomous Transaction
- Logical Replication
- Extension
- Materialized View
- Materialized View Overview
- Full Materialized View
- Incremental Materialized View
- Partition Management
- Partition Pruning
- Recommendations For Choosing A Partitioning Strategy
- Application Development Guide
- Performance Tuning Guide
- System Optimization
- SQL Optimization
- WDR Snapshot
- Using the Vectorized Executor for Tuning
- TPC-C Performance Tunning Guide
- Reference Guide
- System Catalogs and System Views
- Overview of System Catalogs and System Views
- System Catalogs
- GS_ASP
- 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_DB_PRIVILEGE
- GS_ENCRYPTED_COLUMNS
- GS_ENCRYPTED_PROC
- GS_GLOBAL_CHAIN
- GS_GLOBAL_CONFIG
- GS_MASKING_POLICY
- GS_MASKING_POLICY_ACTIONS
- GS_MASKING_POLICY_FILTERS
- GS_MATVIEW
- GS_MATVIEW_DEPENDENCY
- GS_MODEL_WAREHOUSE
- GS_OPT_MODEL
- GS_PACKAGE
- GS_POLICY_LABEL
- GS_RECYCLEBIN
- GS_TXN_SNAPSHOT
- GS_UID
- GS_WLM_EC_OPERATOR_INFO
- GS_WLM_INSTANCE_HISTORY
- GS_WLM_OPERATOR_INFO
- GS_WLM_PLAN_ENCODING_TABLE
- GS_WLM_PLAN_OPERATOR_INFO
- GS_WLM_SESSION_QUERY_INFO_ALL
- GS_WLM_USER_RESOURCE_HISTORY
- PG_AGGREGATE
- PG_AM
- PG_AMOP
- PG_AMPROC
- PG_APP_WORKLOADGROUP_MAPPING
- PG_ATTRDEF
- PG_ATTRIBUTE
- PG_AUTH_HISTORY
- PG_AUTH_MEMBERS
- PG_AUTHID
- 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_HASHBUCKET
- 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_PUBLICATION
- PG_PUBLICATION_REL
- PG_RANGE
- PG_REPLICATION_ORIGIN
- PG_RESOURCE_POOL
- PG_REWRITE
- PG_RLSPOLICY
- PG_SECLABEL
- PG_SET
- PG_SHDEPEND
- PG_SHDESCRIPTION
- PG_SHSECLABEL
- PG_STATISTIC
- PG_STATISTIC_EXT
- PG_SUBSCRIPTION
- 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
- PGXC_CLASS
- PGXC_GROUP
- PGXC_NODE
- PGXC_SLICE
- PLAN_TABLE_DATA
- STATEMENT_HISTORY
- System Views
- DV_SESSION_LONGOPS
- DV_SESSIONS
- GET_GLOBAL_PREPARED_XACTS(Discarded)
- GS_AUDITING
- GS_AUDITING_ACCESS
- GS_AUDITING_PRIVILEGE
- GS_ASYNC_SUBMIT_SESSIONS_STATUS
- GS_CLUSTER_RESOURCE_INFO
- GS_COMPRESSION
- GS_DB_PRIVILEGES
- GS_FILE_STAT
- GS_GSC_MEMORY_DETAIL
- GS_INSTANCE_TIME
- GS_LABELS
- GS_LSC_MEMORY_DETAIL
- GS_MASKING
- GS_MATVIEWS
- GS_OS_RUN_INFO
- GS_REDO_STAT
- GS_SESSION_CPU_STATISTICS
- GS_SESSION_MEMORY
- GS_SESSION_MEMORY_CONTEXT
- GS_SESSION_MEMORY_DETAIL
- GS_SESSION_MEMORY_STATISTICS
- GS_SESSION_STAT
- GS_SESSION_TIME
- GS_SQL_COUNT
- GS_STAT_SESSION_CU
- GS_THREAD_MEMORY_CONTEXT
- GS_TOTAL_MEMORY_DETAIL
- GS_WLM_CGROUP_INFO
- GS_WLM_EC_OPERATOR_STATISTICS
- GS_WLM_OPERATOR_HISTORY
- GS_WLM_OPERATOR_STATISTICS
- GS_WLM_PLAN_OPERATOR_HISTORY
- GS_WLM_REBUILD_USER_RESOURCE_POOL
- GS_WLM_RESOURCE_POOL
- GS_WLM_SESSION_HISTORY
- GS_WLM_SESSION_INFO
- GS_WLM_SESSION_INFO_ALL
- GS_WLM_SESSION_STATISTICS
- GS_WLM_USER_INFO
- GS_WRITE_TERM_LOG
- 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_ATTACHED_PIDS
- PG_GTT_RELSTATS
- PG_GTT_STATS
- PG_INDEXES
- PG_LOCKS
- PG_NODE_ENV
- PG_OS_THREADS
- PG_PREPARED_STATEMENTS
- PG_PREPARED_XACTS
- PG_PUBLICATION_TABLES
- PG_REPLICATION_ORIGIN_STATUS
- PG_REPLICATION_SLOTS
- PG_RLSPOLICIES
- PG_ROLES
- PG_RULES
- PG_RUNNING_XACTS
- PG_SECLABELS
- PG_SESSION_IOSTAT
- PG_SESSION_WLMSTAT
- PG_SETTINGS
- PG_SHADOW
- PG_STAT_ACTIVITY
- PG_STAT_ACTIVITY_NG
- PG_STAT_ALL_INDEXES
- PG_STAT_ALL_TABLES
- PG_STAT_BAD_BLOCK
- PG_STAT_BGWRITER
- PG_STAT_DATABASE
- PG_STAT_DATABASE_CONFLICTS
- PG_STAT_REPLICATION
- PG_STAT_SUBSCRIPTION
- PG_STAT_SYS_INDEXES
- PG_STAT_SYS_TABLES
- PG_STAT_USER_FUNCTIONS
- PG_STAT_USER_INDEXES
- PG_STAT_USER_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_STATS
- 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
- PG_WLM_STATISTICS
- PGXC_PREPARED_XACTS
- PLAN_TABLE
- 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(Analysis 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
- Row-Store Compression 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
- Global SysCache Feature Functions
- Data Damage Detection and Repair 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
- SET Type
- 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 GLOBAL CONFIGURATION
- ALTER GROUP
- ALTER INDEX
- ALTER LANGUAGE
- ALTER LARGE OBJECT
- ALTER MASKING POLICY
- ALTER MATERIALIZED VIEW
- ALTER PACKAGE
- ALTER PROCEDURE
- ALTER PUBLICATION
- ALTER RESOURCE LABEL
- ALTER RESOURCE POOL
- ALTER ROLE
- ALTER ROW LEVEL SECURITY POLICY
- ALTER RULE
- ALTER SCHEMA
- ALTER SEQUENCE
- ALTER SERVER
- ALTER SESSION
- ALTER SUBSCRIPTION
- 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 PROCEDURE
- CREATE PUBLICATION
- CREATE RESOURCE LABEL
- CREATE RESOURCE POOL
- CREATE ROLE
- CREATE ROW LEVEL SECURITY POLICY
- CREATE RULE
- CREATE SCHEMA
- CREATE SEQUENCE
- CREATE SERVER
- CREATE SUBSCRIPTION
- 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 GLOBAL CONFIGURATION
- DROP GROUP
- DROP INDEX
- DROP LANGUAGE
- DROP MASKING POLICY
- DROP MATERIALIZED VIEW
- DROP MODEL
- DROP OPERATOR
- DROP OWNED
- DROP PACKAGE
- DROP PROCEDURE
- DROP PUBLICATION
- DROP RESOURCE LABEL
- DROP RESOURCE POOL
- DROP ROLE
- DROP ROW LEVEL SECURITY POLICY
- DROP RULE
- DROP SCHEMA
- DROP SEQUENCE
- DROP SERVER
- DROP SUBSCRIPTION
- 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
- MERGE INTO
- MOVE
- 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
- SHRINK
- 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
- GUC Parameter List
- File Location
- Connection and Authentication
- Resource Consumption
- 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
- Replication Parameters of Two Database Instances
- Developer Options
- Auditing
- CM Parameters
- 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
- Global SysCache Parameters
- Parameters Related to Efficient Data Compression Algorithms
- Appendix
- Schema
- Overview
- 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_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
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- Tool Reference
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- FAQ
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- System Catalogs and Views Supported by gs_collector
- 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 53799
- Error Log Reference
- System Catalogs and System Views
- Common Faults and Identification
- Common Fault Locating Methods
- Common Fault Locating Cases
- Core Fault Locating
- Permission/Session/Data Type Fault Location
- Service/High Availability/Concurrency Fault Location
- Standby Node in the Need Repair (WAL) State
- Service Startup Failure
- Primary Node Is Hung in Demoting During a Switchover
- "too many clients already" Is Reported or Threads Failed To Be Created in High Concurrency Scenarios
- Performance Deterioration Caused by Dirty Page Flushing Efficiency During TPCC High Concurrentcy Long Term Stable Running
- 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
- CM Two-Node Fault Location
- Source Code Parsing
- FAQs
- Glossary
- Communication Matrix
- Mogeaver
GAUSS-00801 - GAUSS-00900
GAUSS-00801 - GAUSS-00810
GAUSS-00801: "null conpfeqop for constraint %u"
SQLSTATE: XX005
Description: The constraint attribute is null.
Solution: The system catalog is abnormal. Contact technical support.
GAUSS-00802: "conpfeqop is not a 1-D Oid array"
SQLSTATE: 42804
Description: The constraint array is not one-dimensional.
Solution: The system catalog is abnormal. Contact technical support.
GAUSS-00803: "cannot change owner of sequence '%s'"
SQLSTATE: 0A000
Description: When ALTER TABLE OWNER is run, the owner of a sequence cannot be changed by the owner itself.
Solution: Cancel this operation.
GAUSS-00804: "'%s' is a composite type"
SQLSTATE: 42809
Description: When ALTER TABLE OWNER is run, the owner of a composite type cannot be changed.
Solution: Cancel this operation.
GAUSS-00805: "'%s' is not a table, view, sequence, or foreign table"
SQLSTATE: 42809
Description: When ALTER TABLE OWNER is run, the object whose owner to be changed is not a common table, view, sequence, or foreign table.
Solution: Modify the object to a common table, view, sequence, or foreign table.
GAUSS-00806: "index '%s' for table '%s' does not exist"
SQLSTATE: 42704
Description: When ALTER TABLE CLUSTER ON is run, the index for a table does not exist.
Solution: Cancel this operation.
GAUSS-00807: "cannot have multiple SET TABLESPACE subcommands"
SQLSTATE: 42601
Description: When ALTER TABLE SET TABLESPACE is run, multiple SET TABLESPACE sub-commands are run.
Solution: Run one SET TABLESPACE sub-command at a time.
GAUSS-00808: "relkind of psort tuple shouldn't be '%c'."
SQLSTATE: XX000
Description: The table type related to psort is incorrect.
Solution: Check whether the table is column-store.
GAUSS-00809: "psort tuple doesn't have the correct ORIENTATION value."
SQLSTATE: XX000
Description: The table type related to psort is incorrect.
Solution: Check whether the table is column-store.
GAUSS-00810: "cache lookup failed for relation %u"
SQLSTATE: XX000
Description: When ALTER TABLE SET TABLESPACE is run, the relational table does not exist.
Solution: Modify this operation.
GAUSS-00811 - GAUSS-00820
GAUSS-00811: "'%s' is not a table, index, or TOAST table"
SQLSTATE: 42809
Description: The set, reset, replace, or reloptions operation is not performed on a table, index, or a toast table.
Solution: Perform this operation on a table, index, or toast table only.
GAUSS-00812: "can not set tablespace for partition of neither table nor index"
SQLSTATE: 42601
Description: The tablespace is set for objects other than tables and indexes in a partitioned table.
Solution: Perform this operation on a table or index only.
GAUSS-00816: "cache lookup failed for partition %u"
SQLSTATE: XX000
Description: Failed to find the partition in the cache.
Solution: Ensure that the partition is valid.
GAUSS-00817: "cannot move system relation '%s'"
SQLSTATE: 0A000
Description: When ALTER TABLE SET TABLESPACE is run, the system catalog cannot be moved.
Solution: Cancel this operation.
GAUSS-00819: "cannot change inheritance of typed table"
SQLSTATE: 42809
Description: When ALTER TABLE INHERIT is run, the table to which a parent table is added is a typed table.
Solution: Cancel this operation.
GAUSS-00820: "relation '%s' is a partitioned table"
SQLSTATE: XX000
Description: When ALTER TABLE INHERIT is run, the table to which a parent table is added is a partitioned table.
Solution: Cancel this operation.
GAUSS-00821 - GAUSS-00830
GAUSS-00821: "cannot inherit to temporary relation of another session"
SQLSTATE: 42809
Description: When ALTER TABLE INHERIT is run, the temporary relational table of another session cannot be inherited.
Solution: Cancel this operation.
GAUSS-00822: "circular inheritance not allowed"
SQLSTATE: 42P07
Description: When ALTER TABLE INHERIT is run, circular inheritance is forbidden.
Solution: Cancel this operation.
GAUSS-00823: "table '%s' without OIDs cannot inherit from table '%s' with OIDs"
SQLSTATE: 42809
Description: When ALTER TABLE INHERIT is run, tables without OIDs cannot inherit other tables.
Solution: Add OIDs to tables.
GAUSS-00824: "column '%s' in child table must be marked NOT NULL"
SQLSTATE: 42804
Description: When ALTER TABLE INHERIT is run, a parent table has the NOT NULL constraint, but the column of a child table does not have the constraint.
Solution: Add the NOT NUll constraint to the column attribute of the child table.
GAUSS-00825: "child table is missing column '%s'"
SQLSTATE: 42804
Description: When ALTER TABLE INHERIT is run, a child table lacking a column cannot inherit a parent table.
Solution: Add the missing column to the child table, or cancel this operation.
GAUSS-00826: "child table '%s' has different definition for check constraint '%s'"
SQLSTATE: 42804
Description: When ALTER TABLE INHERIT is run, a child table and a parent table have different definitions on a constraint.
Solution: Ensure that the parent and child tables have the same definition on a constraint.
GAUSS-00827: "constraint '%s' conflicts with non-inherited constraint on child table '%s'"
SQLSTATE: 42P17
Description: When ALTER TABLE INHERIT is run, the constraint on a parent table conflicts with the non-inherited constraint on a child table.
Solution: Modify the constraint on the parent or child table.
GAUSS-00828: "child table is missing constraint '%s'"
SQLSTATE: 42804
Description: When ALTER TABLE INHERIT is run, a constraint is missing in a child table.
Solution: Modify this operation.
GAUSS-00829: "relation '%s' is not a parent of relation '%s'"
SQLSTATE: 42P01
Description: When ALTER TABLE NO INHERIT is run to delete parent table constraints on a child table, the child table does not have the parent table relationship.
Solution: Do not delete the constraints directly.
GAUSS-00830: "typed tables cannot inherit"
SQLSTATE: 42809
Description: When ALTER TABLE OF is run, the inherited table cannot be of composite type.
Solution: Cancel this operation.
GAUSS-00831 - GAUSS-00840
GAUSS-00831: "table is missing column '%s'"
SQLSTATE: 42804
Description: The column does not exist.
Solution: The system catalog is abnormal. Contact technical support.
GAUSS-00832: "table has column '%s' where type requires '%s'"
SQLSTATE: 42804
Description: The column names of tables and types are inconsistent.
Solution: The system catalog is abnormal. Contact technical support.
GAUSS-00833: "table '%s' has different type for column '%s'"
SQLSTATE: 42804
Description: The attributes of tables and types are inconsistent.
Solution: The system catalog is abnormal. Contact technical support.
GAUSS-00834: "table has extra column '%s'"
SQLSTATE: 42804
Description: The table contains redundant columns.
Solution: The system catalog is abnormal. Contact technical support.
GAUSS-00835: "'%s' is not a typed table"
SQLSTATE: 42809
Description: The DROP OF operation is performed on a non-typed table.
Solution: Ensure that the table is a typed table.
GAUSS-00837: "Distribution mode cannot be altered"
SQLSTATE: 0A000
Description: The ALTER TABLE statement is used to modify the distribution mode.
Solution: Do not use the ALTER TABLE statement to modify the distribution mode.
GAUSS-00838: "Cannot alter table to distribution incompatible with existing constraints"
SQLSTATE: 0A000
Description: The redistribution of a table is incompatible with the constraints on the table.
Solution: Modify the redistribution to be compatible with the constraints.
GAUSS-00839: "Node list is empty: one node at least is mandatory"
SQLSTATE: 42710
Description: When DELETE NODE LIST is run, the node list to be deleted is empty.
Solution: Do not run DELETE NODE LIST on empty node lists.
GAUSS-00840: "PGXC Node %s: object not in relation node list"
SQLSTATE: 42710
Description: When DELETE NODE LIST is run, the node to be deleted does not exist in a specified node list.
Solution: Do not run DELETE NODE LIST on nodes that does not exist in the list.
GAUSS-00841 - GAUSS-00850
GAUSS-00841: "PGXC Node %s: object already in relation node list"
SQLSTATE: 42710
Description: When ADD NODE LIST is run, the node to be added already exists in a specified node list.
Solution: This operation is not required.
GAUSS-00842: "cannot move an owned sequence into another schema"
SQLSTATE: 0A000
Description: When ALTER TABLE SET SCHEMA is run, the sequence of an owner is moved to another schema.
Solution: Do not move the sequence of an owner to another schema.
GAUSS-00843: "relation '%s' already exists in schema '%s'"
SQLSTATE: 42P07
Description: When ALTER RELATION NAMESPACE is run, the relation whose namespace is to be modified already exists in the schema.
Solution: This operation is not required.
GAUSS-00844: "failed to change schema dependency for relation '%s'"
SQLSTATE: XX000
Description: Failed to change the schema dependency of the table.
Solution: The system catalog is abnormal. Contact technical support.
GAUSS-00845: "permission denied: system catalog '%s' can not be altered"
SQLSTATE: 42501
Description: The RENAME, SET SCHEMA, or ALTER TABLE operation is performed on a system catalog.
Solution: Do not modify a system catalog.
GAUSS-00846: "'%s' is not a sequence"
SQLSTATE: 42809
Description:Internal system error.
Solution:Contact technical support.
GAUSS-00847: "'%s' is not a foreign table"
SQLSTATE: 42809
Description:Internal system error.
Solution:Contact technical support.
GAUSS-00848: "'%s' is not a composite type"
SQLSTATE: 42809
Description: The object is not a composite type.
Solution: Check whether the operation object is a composite type.
GAUSS-00849: "'%s' is not an index"
SQLSTATE: 42809
Description: An index operation is performed on a non-index table.
Solution: Perform this operation on an index table.
GAUSS-00850: "'%s' is a foreign table, which does not support column constraints."
SQLSTATE: 42809
Description: The foreign table and does not support column constraints.
Solution: Do not add column constraints to foreign tables.
GAUSS-00851 - GAUSS-00860
GAUSS-00851: "cannot %s '%s' because it is in use"
SQLSTATE: 55006
Description: When an SQL statement is executed, the data partition to be queried is being accessed.
Solution: Run this SQL statement after the data partition access is complete.
GAUSS-00852: "there is no column for a partitioned table!"
SQLSTATE: 42601
Description: When the partition key sequence is obtained from a partitioned table, the column of the partitioned table is empty.
Solution: Ensure that the partitioned table has no empty column.
GAUSS-00853: "there is no partition key!"
SQLSTATE: 42601
Description: When the partition key sequence is obtained from a partitioned table, the value of all partition keys is null.
Solution: Set the values of partition keys to valid ones.
GAUSS-00854: "duplicate partition key: %s"
SQLSTATE: 42701
Description: When the partition key sequence is obtained from a partitioned table, the partitioned table contains duplicate partition keys.
Solution: Modify the partitioned table.
GAUSS-00857: "column %s cannot serve as an interval partitioning column because of its datatype"
SQLSTATE: 42804
Description: The data type of a column does not meet the requirements on interval partition columns.
Solution: Modify the data type of the column to meet the requirements.
GAUSS-00858: "column %s cannot serve as a range partitioning column because of its datatype"
SQLSTATE: 42804
Description: The data type of a column does not meet the data range requirements on the columns of partitioned tables.
Solution: Modify the data type of the column to meet the requirements.
GAUSS-00859: "partition bound list contains too few elements"
SQLSTATE: 42601
Description: When a partition value is modified to the array, the number of the elements contained in the partition bound list is less than that of target elements.
Solution: Change the number of the target elements to that of the elements contained in the partition bound list.
GAUSS-00860: "partition bound list contains too many elements"
SQLSTATE: 42601
Description: When a partition value is modified to the array, the number of the elements contained in the partition bound list is greater than that of target elements.
Solution: Change the number of the target elements to that of the elements contained in the partition bound list.
GAUSS-00861 - GAUSS-00870
GAUSS-00865: "invalid range partiiton table definition"
SQLSTATE: 42601
Description: When the ComparePartitionValue function is called, the definition of a partitioned table is invalid.
Solution: Select a valid partitioned table.
GAUSS-00866: "there is no partition key"
SQLSTATE: 42601
Description: When the ComparePartitionValue function is called, no partition value exists.
Solution: Select a valid partitioned table.
GAUSS-00868: "partition bound of partition '%s' is too low"
SQLSTATE: 42601
Description: When the ComparePartitionValue function is called, the partition bound of a partitioned table is excessively low.
Solution: Check the table creation statement to ensure that the boundary values of the partition progressively increase.
GAUSS-00869: "can not add partition against NON-PARTITIONED table"
SQLSTATE: XX000
Description: Partitions cannot be added to a non-partitioned table.
Solution: Modify the table to a partitioned table, or cancel this operation.
GAUSS-00870: "can not drop partition against NON-PARTITIONED table"
SQLSTATE: XX000
Description: Partitions cannot be deleted from a non-partitioned table.
Solution: Cancel this operation.
GAUSS-00871 - GAUSS-00880
GAUSS-00871: "can not set unusable index partition against NON-PARTITIONED index"
SQLSTATE: XX000
Description: Unusable index partitions are set for a non-partitioned table.
Solution: Set index partitions for a partitioned table.
GAUSS-00872: "can not set all index unusable on one partition against NON-PARTITIONED table"
SQLSTATE: XX000
Description: Unusable full index partitions are set for a non-partitioned table.
Solution: Set full index partitions for a partitioned table.
GAUSS-00873: "can not enable row movement against NON-PARTITIONED table"
SQLSTATE: XX000
Description: Row movements are not enabled for a non-partitioned table.
Solution: Change the non-partitioned table to a partitioned table.
GAUSS-00874: "can not disable row movement against NON-PARTITIONED table"
SQLSTATE: XX000
Description: Row movements cannot be canceled for a non-partitioned table.
Solution: Change the non-partitioned table to a partitioned table.
GAUSS-00875: "can not truncate partition against NON-PARTITIONED table"
SQLSTATE: XX000
Description: Partitions cannot be truncated for a non-partitioned table.
Solution: Change the non-partitioned table to a partitioned table.
GAUSS-00876: "can not exchange partition against NON-PARTITIONED table"
SQLSTATE: XX000
Description: Partitions cannot be modified for a non-partitioned table.
Solution: Change the non-partitioned table to a partitioned table.
GAUSS-00877: "can not merge partition against NON-PARTITIONED table"
SQLSTATE: XX000
Description: Partitioned cannot be merged for a non-partitioned table.
Solution: Change the non-partitioned table to a partitioned table.
GAUSS-00878: "can not split partition against NON-PARTITIONED table"
SQLSTATE: XX000
Description: Partitions cannot be split for a non-partitioned table.
Solution: Change the non-partitioned table to a partitioned table.
GAUSS-00880: "the current relation have already reached max number of partitions"
SQLSTATE: XX000
Description: The maximum number of partitions of a relational table has been reached.
Solution: Add partitions to the relational table after reducing the number of its partitions.
GAUSS-00881 - GAUSS-00890
GAUSS-00882: "upper boundary of adding partition MUST overtop last existing partition"
SQLSTATE: XX000
Description: In a relational table, the upper boundary value of a new partition is smaller than that of the last partition.
Solution: Modify the upper boundary value of the new partition.
GAUSS-00883: "could not acquire AccessExclusiveLock on dest table partition '%s', %s failed"
SQLSTATE: XX000
Description: The AccessExclusiveLock of the partition is not obtained.
Solution: This problem may be caused by concurrency conflicts. Try again later.
GAUSS-00884: "Cannot drop the only partition of a partitioned table"
SQLSTATE: XX000
Description: When the statement on deleting partitions is executed, the last partition cannot be deleted from a relational table.
Solution: Cancel this operation.
GAUSS-00886: "no local index defined on partition %u"
SQLSTATE: XX000
Description: No local index is found in a partition.
Solution: Check whether the partition and index names to be queried exist. If they do not exist, cancel this operation.
GAUSS-00887: "can not set unusable index for relation %s , as it is not a index"
SQLSTATE: XX000
Description: The index for setting a relational table is invalid.
Solution: Use a valid index.
GAUSS-00888: "could not find tuple for relation %u"
SQLSTATE: XX000
Description: When ModifyRowMovement is executed, the tuple of a relational table cannot be obtained.
Solution: Check the tuple attribute of the relational table, or cancel this operation.
GAUSS-00889: "cannot truncate a partition owned by partitioned table which is referenced in a foreign key constraint"
SQLSTATE: XX000
Description: The statement on truncating partitions is run for a partitioned table referenced in a foreign key constraint.
Solution: Cancel the reference of the foreign key constraint, or cancel this operation.
GAUSS-00890: "can not merge index partition %s bacause it is unusable local index"
SQLSTATE: XX000
Description: The statement on merging index partitions is run for an unusable local index.
Solution: Ensure that the local index is usable, or cancel this operation.
GAUSS-00891 - GAUSS-00900
GAUSS-00891: "source partitions must be at least two partitions"
SQLSTATE: XX000
Description: When MergePartition is run, the number of raw partitions is less than two.
Solution: Do not merge partitions when the number of raw partitions is no less than 2.
GAUSS-00892: "merge partitions of relation '%s', source partitions must be no more than %d partitions"
SQLSTATE: XX000
Description: The number of partitions to be merged exceeds the maximum.
Solution: Reduce the partitions to be merged.
GAUSS-00893: "merge partitions cannot process inusable index relation "%s""
SQLSTATE: XX000
Description: When MergePartition is run, the table contains an unusable local index.
Solution: Ensure that the local index is usable before merging partitions.
GAUSS-00895: "source partitions must be continuous and in ascending order of boundary"
SQLSTATE: XX000
Description: When MergePartition is run, raw partitions do not meet the requirements on continuity and boundary values listed in ascending order.
Solution: Run this statement when raw partitions meet the requirements.
GAUSS-00896: "target partition's name '%s' already exists"
SQLSTATE: 42710
Description: When MergePartition is run, the name of a target partition already exists.
Solution: Ensure that the name of the target partition is unique.
GAUSS-00898: "could not acquire AccessExclusiveLock on dest table partition '%s', MERGE PARTITIONS failed"
SQLSTATE: XX000
Description: Failed to obtain the exclusive lock of merged partitions.
Solution: Do not perform other operations than merging partitions.
GAUSS-00899: "Specified partition does not exist"
SQLSTATE: 42P01
Description: When ExchangePartition is run, the specified partition does not exist.
Solution: Run this statement after confirming the name of the specified partition.