- About MogDB
- Quick Start
- Characteristic Description
- Overview
- High Performance
- CBO Optimizer
- LLVM
- Vectorized Engine
- Hybrid Row-Column Store
- Adaptive Compression
- Adaptive Two-phase Hash Aggregation
- SQL Bypass
- 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
- Parallel Query Optimization
- Enhancement of Tracing Backend Key Thread
- Ordering Operator Optimization
- OCK-accelerated Data Transmission
- OCK SCRLock Accelerate Distributed Lock
- Enhancement of WAL Redo Performance
- Enhancement of Dirty Pages Flushing Performance
- Sequential Scan Prefetch
- Ustore SMP Parallel Scanning
- Statement Level PLSQL Function Cache Support
- 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
- Query of the Original DDL Statement for a View
- MogDB/CM/PTK Dual Network Segment Support
- Enhanced Efficiency of Logical Backup and Restore
- Maintainability
- Workload Diagnosis Report (WDR)
- Slow SQL Diagnosis
- Session Performance Diagnosis
- System KPI-aided Diagnosis
- Fault Diagnosis
- Extension Splitting
- Built-in Stack Tool
- SQL PATCH
- Lightweight Lock Export and Analysis
- DCF Module Tracing
- Error When Writing Illegal Characters
- Support For Pageinspect & Pagehack
- Autonomous Transaction Management View and Termination
- Corrupt Files Handling
- Compatibility
- Add %rowtype Attribute To The View
- Aggregate Functions Distinct Performance Optimization
- Aggregate Functions Support Keep Clause
- Aggregate Functions Support Scenario Extensions
- Compatible With MySQL Alias Support For Single Quotes
- current_date/current_time Keywords As Field Name
- Custom Type Array
- For Update Support Outer Join
- MogDB Supports Insert All
- Oracle DBLink Syntax Compatibility
- Remove Type Conversion Hint When Creating PACKAGE/FUNCTION/PROCEDURE
- Support Bypass Method When Merge Into Hit Index
- Support For Adding Nocopy Attributes To Procedure And Function Parameters
- Support For Passing The Count Attribute Of An Array As A Parameter Of The Array Extend
- Support Q Quote Escape Character
- Support Subtracting Two Date Types To Return Numeric Type
- Support table()
- Support To Keep The Same Name After The End With Oracle
- Support Where Current Of
- Support For Constants In Package As Default Values
- Support PLPGSQL subtype
- Support Synonym Calls Without Parentheses For Function Without Parameters
- Support For dbms_utility.format_error_backtrace
- Support for PIVOT and UNPIVOT Syntax
- Mod Function Compatibility
- Support for Nesting of Aggregate Functions
- ORDER BY/GROUP BY Scenario Expansion
- Support for Modifying Table Log Properties After Table Creation
- Support for INSERT ON CONFLICT Clause
- Support for AUTHID CURRENT_USER
- Support for Stored Procedure OUT Parameters in PBE Mode
- 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
- Event Trigger
- Scrollable Cursor Support for Reverse Retrieval
- Support for Pruning Subquery Projection Columns
- Pruning ORDER BY in Subqueries
- Automatic Creation of Indexes Supporting Fuzzy Matching
- Support for Importing and Exporting Specific Objects
- Application Development Interfaces
- AI Capabilities
- Middleware
- Workload Management
- Installation Guide
- Upgrade Guide
- 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
- Column-store Tables Management
- Backup and Restoration
- Database Deployment Solutions
- Importing and Exporting Data
- High Available Guide
- AI Features Guide
- AI4DB: Autonomous Database O&M
- DBMind Mode
- Components that Support DBMind
- AI Sub-functions of the DBMind
- ABO Optimizer
- DB4AI: Database-driven AI
- AI4DB: Autonomous Database O&M
- Security Guide
- Developer Guide
- Application Development Guide
- Development Specifications
- Development Based on JDBC
- 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
- Example: JDBC Primary/Standby Cluster Load Balancing
- 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
- JDBC Release Notes
- Development Based on ODBC
- Development Based on libpq
- Psycopg2-Based Development
- Commissioning
- Stored Procedure
- User Defined Functions
- PL/pgSQL-SQL Procedural Language
- Scheduled Jobs
- Autonomous Transaction
- Logical Replication
- Extension
- MySQL Compatibility Description
- Dolphin Extension
- Dolphin Overview
- Dolphin Installation
- Dolphin Restrictions
- Dolphin Syntax
- SQL Reference
- Keywords
- Data Types
- Functions and Operators
- Assignment Operators
- Character Processing Functions and Operators
- Arithmetic Functions and Operators
- Dolphin Lock
- Date and Time Processing Functions and Operators
- Advisory Lock Functions
- Network Address Functions and Operators
- Conditional Expression Functions
- Aggregate Functions
- System Information Functions
- Logical Operators
- Bit String Functions and Operators
- JSON-JSONB Functions and Operators
- Type Conversion Functions
- Compatible Operators and Operations
- Comment Operators
- Expressions
- DDL Syntax
- DML Syntax
- DCL Syntax
- SQL Syntax
- ALTER DATABASE
- ALTER FUNCTION
- ALTER PROCEDURE
- ALTER SERVER
- ALTER TABLE
- ALTER TABLE PARTITION
- ALTER TABLESPACE
- ALTER VIEW
- ANALYZE | ANALYSE
- AST
- CHECKSUM TABLE
- CREATE DATABASE
- CREATE FUNCTION
- CREATE INDEX
- CREATE PROCEDURE
- CREATE SERVER
- CREATE TABLE
- CREATE TABLE AS
- CREATE TABLE PARTITION
- CREATE TABLESPACE
- CREATE TRIGGER
- CREATE VIEW
- DESCRIBE TABLE
- DO
- DROP DATABASE
- DROP INDEX
- DROP TABLESPACE
- EXECUTE
- EXPLAIN
- FLUSH BINARY LOGS
- GRANT
- GRANT/REVOKE PROXY
- INSERT
- KILL
- LOAD DATA
- OPTIMIZE TABLE
- PREPARE
- RENAME TABLE
- RENAME USER
- REVOKE
- SELECT
- SELECT HINT
- SET CHARSET
- SET PASSWORD
- SHOW CHARACTER SET
- SHOW COLLATION
- SHOW COLUMNS
- SHOW CREATE DATABASE
- SHOW CREATE FUNCTION
- SHOW CREATE PROCEDURE
- SHOW CREATE TABLE
- SHOW CREATE TRIGGER
- SHOW CREATE VIEW
- SHOW DATABASES
- SHOW FUNCTION STATUS
- SHOW GRANTS
- SHOW INDEX
- SHOW MASTER STATUS
- SHOW PLUGINS
- SHOW PRIVILEGES
- SHOW PROCEDURE STATUS
- SHOW PROCESSLIST
- SHOW SLAVE HOSTS
- SHOW STATUS
- SHOW TABLES
- SHOW TABLE STATUS
- SHOW TRIGGERS
- SHOW VARIABLES
- SHOW WARNINGS/ERRORS
- UPDATE
- USE db_name
- System Views
- GUC Parameters
- Resetting Parameters
- Stored Procedures
- Identifiers
- SQL Reference
- MySQL Syntax Compatibility Assessment Tool
- Dolphin Extension
- Materialized View
- Partition Management
- Application Development Guide
- Performance Tuning Guide
- Reference Guide
- System Catalogs and System Views
- Overview
- Querying a System Catalog
- 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_EVENT_TRIGGER
- 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_SUBSCRIPTION_REL
- 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
- GET_GLOBAL_PREPARED_XACTS(Discarded)
- GS_ASYNC_SUBMIT_SESSIONS_STATUS
- GS_AUDITING
- GS_AUDITING_ACCESS
- GS_AUDITING_PRIVILEGE
- 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_SHARED_MEMORY_DETAIL
- 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
- IOS_STATUS
- 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
- PATCH_INFORMATION_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
- Event 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
- XML Functions
- Obsolete Functions
- Supported Data Types
- SQL Syntax
- ABORT
- ALTER AGGREGATE
- ALTER AUDIT POLICY
- ALTER DATABASE
- ALTER DATA SOURCE
- ALTER DEFAULT PRIVILEGES
- ALTER DIRECTORY
- ALTER EVENT
- ALTER EVENT TRIGGER
- ALTER EXTENSION
- ALTER FOREIGN DATA WRAPPER
- ALTER FOREIGN TABLE
- ALTER FUNCTION
- ALTER GLOBAL CONFIGURATION
- ALTER GROUP
- ALTER INDEX
- ALTER LANGUAGE
- ALTER LARGE OBJECT
- ALTER MASKING POLICY
- ALTER MATERIALIZED VIEW
- ALTER OPERATOR
- 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 EVENT
- CREATE EVENT TRIGGER
- CREATE EXTENSION
- CREATE FOREIGN DATA WRAPPER
- 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 TABLESPACE
- CREATE TABLE SUBPARTITION
- 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
- DELIMITER
- DO
- DROP AGGREGATE
- DROP AUDIT POLICY
- DROP CAST
- DROP CLIENT MASTER KEY
- DROP COLUMN ENCRYPTION KEY
- DROP DATABASE
- DROP DATA SOURCE
- DROP DIRECTORY
- DROP EVENT
- DROP EVENT TRIGGER
- DROP EXTENSION
- DROP FOREIGN DATA WRAPPER
- 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
- SHOW EVENTS
- SHRINK
- SHUTDOWN
- SNAPSHOT
- START TRANSACTION
- TIMECAPSULE TABLE
- TRUNCATE
- UPDATE
- VACUUM
- VALUES
- SQL Reference
- MogDB SQL
- Keywords
- Constant and Macro
- Expressions
- Type Conversion
- Full Text Search
- System Operation
- DDL Syntax Overview
- DML Syntax Overview
- DCL Syntax Overview
- Subquery
- LLVM
- Alias
- Lock
- Transaction
- Ordinary Table
- Partitioned Table
- Index
- Constraints
- Cursors
- Anonymous Block
- Trigger
- INSERT_RIGHT_REF_DEFAULT_VALUE
- Appendix
- GUC Parameters
- GUC Parameter Usage
- GUC Parameter List
- File Location
- Connection and Authentication
- Resource Consumption
- Write Ahead Log
- HA Replication
- 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
- Backend Compression
- 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
- DCF Parameters Settings
- Flashback
- Rollback Parameters
- Reserved Parameters
- AI Features
- Global SysCache Parameters
- Multi-Level Cache Management Parameters
- Resource Pooling Parameters
- Parameters Related to Efficient Data Compression Algorithms
- Writer Statement Parameters Supported by Standby Servers
- Data Import and Export
- Delimiter
- Appendix
- Schema
- Information Schema
- DBE_PERF
- 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
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- 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 07500
- GAUSS 50000 - GAUSS 50999
- GAUSS 51000 - GAUSS 51999
- GAUSS 52000 - GAUSS 52999
- GAUSS 53000 - GAUSS 53699
- Error Log Reference
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- Common Fault Locating Cases
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- 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
- A Query Error Is Reported Due to Predicate Pushdown
- Table/Partition Table Fault Location
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- 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
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- Source Code Parsing
- FAQs
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GAUSS-04601 - GAUSS-04700
GAUSS-04601 - GAUSS-04610
GAUSS-04601: "Failed on getting IR function : LLVMIRrtrim1!\n"
SQLSTATE: XX000
Description: The ll file corresponding to the IR file contains the function.
Solution: Exclude this function from the ll file corresponding to the IR file or set enable_codegen to off.
GAUSS-04602: "Failed on getting IR function : LLVMIRbtrim1!\n"
SQLSTATE: XX000
Description: The LLVMIRbtrim1 function is not found in the current LLVM module. An error is reported to avoid subsequent invalid calling.
Solution: Exclude this function from the ll file corresponding to the IR file or set enable_codegen to off.
GAUSS-04603: "Failed on getting IR function : LLVMIRbpchareq!\n"
SQLSTATE: XX000
Description: The LLVMIRbpchareq function is not found in the current LLVM module. An error is reported to avoid subsequent invalid calling.
Solution: Exclude this function from the ll file corresponding to the IR file or set enable_codegen to off.
GAUSS-04604: "Cannot get the llvm::Intrinsic::sadd_with_overflow function!\n"
SQLSTATE: XX000
Description: The addition function in the LLVM database needs to be called. If this function is declared failed, an error is reported.
Solution: Contact technical support. Alternatively, check whether the LLVM database and the LLVM storage path are correct.
GAUSS-04605: "Cannot get the llvm::Intrinsic::ssub_with_overflow function!\n"
SQLSTATE: XX000
Description: The subtraction function in the LLVM database needs to be called. If this function is declared failed, an error is reported.
Solution: Contact technical support. Alternatively, check whether the LLVM database and the LLVM storage path are correct.
GAUSS-04606: "Cannot get the llvm::Intrinsic::smul_with_overflow function!\n"
SQLSTATE: XX000
Description: The multiplication function in the LLVM database needs to be called. If this function is declared failed, an error is reported.
Solution: Contact technical support. Alternatively, check whether the LLVM database and the LLVM storage path are correct.
GAUSS-04607: "Unsupport address, cfgpath, storepath options when the filesystem is not HDFS."
SQLSTATE: XX000
Description: When the tablespace is created, only when the filesystem option is set to HDFS, the address, cfgpath and storepath options are supported.
Solution: Ensure that the values of the address, cfgpath, and storepath options in CREATE TABLESPACE..LOCATION indicate the HDFS file system.
GAUSS-04608: "Failed to get storepath from tablespace options."
SQLSTATE: XX000
Description: Failed to obtain a valid storepath parameter from the created tablespace option.
Solution: Ensure that the CREATE TABLESPACE..LOCATION syntax contains the storepath option.
GAUSS-04609: "Failed to get cfgpath from tablespace options."
SQLSTATE: XX000
Description: Failed to find the cfgpath parameter during HDFS tablespace creation.
Solution: Specify cfgpath during HDFS tablespace creation.
GAUSS-04610: "Failed to create directory '%s' on HDFS."
SQLSTATE: 42P17
Description: Internal system error.
Solution:Contact technical support.
GAUSS-04611 - GAUSS-04620
GAUSS-04611: "tablespace HDFS path '%s' is too long."
SQLSTATE: 42P17
Description: The cfgpath path of the HDFS tablespace is too long.
Solution: The configured path cannot exceed 1024 bytes.
GAUSS-04612: "Directory '%s' already in use as a tablespace on HDFS."
SQLSTATE: 55006
Description: The directory where the error is reported exists. Failed to create a tablespace.
Solution: Select another storepath parameter value during tablespace creation.
GAUSS-04613: "Failed to drop external directory, because the cfgpath option has not been found from pg_tablespace."
SQLSTATE: XX000
Description: The cfgpath parameter is not found in the option of the deleted tablespace when you delete the tablespace.
Solution: Internal system error. In the pg_tablespace system catalog, the existing tablespace names are modified abnormally. Contact technical support.
GAUSS-04619: "Resource Pool '%s': object not defined."
SQLSTATE: 42704
Description: The resource pool is not defined.
Solution: Check whether the resource pool is defined.
GAUSS-04621 - GAUSS-04630
GAUSS-04622: "Password can't contain more than %d characters."
SQLSTATE: 28P01
Description: The account password cannot contain over %d characters.
Solution: Change the password format to ensure that the number of characters does not exceed %d.
GAUSS-04623: "invalid GDS command: %d"
SQLSTATE: XX000
Description: Invalid GDS interaction is received.
Solution: Check whether invalid data exists in the imported file of GDS foreign tables, clean the file, and import it again.
GAUSS-04624: "Failed to deserialize command, which type is %d"
SQLSTATE: XX000
Description: Invalid GDS interaction is received.
Solution: Check whether invalid data exists in the imported file of GDS foreign tables, clean the file, and import it again.
GAUSS-04626: "Invalid schema oid: %u"
SQLSTATE: 3F000
Description: Failed to find the schema entered by the user.
Solution:Contact technical support.
GAUSS-04627: "deltamerge: This relation doesn't support vacuum deltamerge operation"
SQLSTATE: 42P01
Description: Failed to merge the table by using the VACUUM DELTAMERGE [table_name] syntax.
Solution: Ensure that [table_name] specifies a delta table in the VACUUM DELTAMERGE [table_name] syntax.
GAUSS-04629: "gs_switch_relfilenode can be only used by redistribution tool."
SQLSTATE: XX000
Description: The metainformation exchange function is only used for the redistribution tool and not recommended for users.
Solution: The database does not support the function. Contact technical support.
GAUSS-04630: "DFS tablespace can not be used as default tablespace."
SQLSTATE: 22023
Description: The DFS tablespace cannot be used as the default tablespace.
Solution: Do not use the DFS tablespace as the default tablespace.
GAUSS-04631 - GAUSS-04640
GAUSS-04631: "It is unsupported to rename database '%s' on DFS tablespace '%s'."
SQLSTATE: 0A000
Description: If the DFS tablespace is used in the database, the database cannot be renamed.
Solution: Ensure that no table in the database uses DFS tablespaces.
GAUSS-04634: "cannot alter text search configuration '%s' because other objects depend on it"
SQLSTATE: 2BP01
Description: This configuration information cannot be changed because the context index configuration items have dependent relationship with other tables or indexes.
Solution: Cancel the dependency and then perform this operation.
GAUSS-04637: "It is not allowed to assign version option for non-dfs table."
SQLSTATE: XX000
Description: An error is reported when the version parameter is specified for creating row-store tables or column-store tables in CU format.
Solution: Do not use the version parameter when creating row-store tables or column-store tables in CU format.
GAUSS-04638: "Unsupport '%s' option"
SQLSTATE: None
Description: Internal system error.
Solution:Contact technical support.
GAUSS-04639: "Invalid string for 'VERSION' option"
SQLSTATE: XX000
Description: The version parameter is invalid.
Solution: Set this parameter to 0.12.
GAUSS-04640: "Num of partition keys in value-partitioned table should not be zeror"
SQLSTATE: XX000
Description: The partition column is not specified when the HDFS table partitioned by value is created.
Solution: Specify 1 to 4 columns when creating the value-partitioned HDFS table.
GAUSS-04641 - GAUSS-04650
GAUSS-04641: "Num of partition keys in value-partitioned table exceeds max allowed num:%d"
SQLSTATE: XX000
Description: The number of partition columns exceeds 4 when the HDFS table partitioned by value is created.
Solution: Specify 1 to 4 columns when creating the value-partitioned HDFS table.
GAUSS-04642: "Unsupport partition strategy '%s' feature for dfs table."
SQLSTATE: XX000
Description: Only the HDFS table partitioned by value is supported. Otherwise, an error is reported.
Solution: Specify the value partition when creating HDFS tables.
GAUSS-04644: "Value partitioned table can only be created on DFS tablespace."
SQLSTATE: 0A000
Description: The value partition can only be created in the DFS table.
Solution: Do not create the value partition for other types of tables except the DFS table.
GAUSS-04645: "It is not supported to truncate foreign table '%s'."
SQLSTATE: 42809
Description: The truncate operation cannot be performed on foreign tables.
Solution: Do not perform the truncate operation on foreign tables.
GAUSS-04646: "It is not supported to truncate non-table '%s'"
SQLSTATE: 42809
Description: The truncate operation is not supported on database objects in abnormal tables.
Solution: Do not perform the truncate operation on database objects in abnormal tables.
GAUSS-04648: "Storage type '%s' is meaningless for column relation"
SQLSTATE: 0A000
Description: The storage type of row-store tables is meaningless for column-store tables.
Solution: Do not set the storage type for the column-store tables.
GAUSS-04649: "column '%s' cannot be served as a value-partitioning column because of its datatype [%s]"
SQLSTATE: 42804
Description: Some types are not supported in value partition.
Solution: Check the documentation and determine the data type supported by the value partition.
GAUSS-04650: "can not set tablespace for partitioned relation"
SQLSTATE: XX000
Description: The tablespace of the partitioned table is changed.
Solution: Do not change the tablespace for partitioned tables.
GAUSS-04651 - GAUSS-04660
GAUSS-04651: "It is not supported to rename schema '%s' which includes DFS table '%s'."
SQLSTATE: 42939
Description: Currently, a schema containing the DFS table cannot be renamed using the ALTER SCHEMA schema_name RENAME TO new_schema_name syntax.
Solution: Ensure that the ALTER SCHEMA schema_name RENAME TO new_schema_name syntax does not contain the DFS table. Delete the DFS table and rename the schema again.
GAUSS-04652: "COPY_ROACH does not implement in CopySendEndOfRow"
SQLSTATE: XX000
Description: Do not use ROACH for COPY TO export.
Solution: Do not use ROACH for COPY TO export.
GAUSS-04653: "the bulkload compatible illegal chars flag is already set before bulkload starts"
SQLSTATE: XX000
Description: Internal system error. The parameter for specifying invalid character compatibility that was imported before has not been cleaned.
Solution:Contact technical support.
GAUSS-04655: "cannot specify bulkload compatibility options in BINARY mode"
SQLSTATE: 42601
Description: Internal system error. The imported CopyState object is not cleared.
Solution:Contact technical support.
GAUSS-04656: "IGNORE_EXTRA_DATA specification only available using COPY FROM or READ ONLY foreign table"
SQLSTATE: 42601
Description: The ignore_extra_data parameter can only be used to import data.
Solution: Remove the ignore_extra_data parameter when the export function is enabled.
GAUSS-04657: "COMPATIBLE_ILLEGAL_CHARS specification only available using COPY FROM or READ ONLY foreign table"
SQLSTATE: 42601
Description: The compatible_illegal_chars parameter can only be used to import data.
Solution: Remove the compatible_illegal_chars parameter when the export function is enabled.
GAUSS-04658: "DATE_FORMAT specification only available using COPY FROM or READ ONLY foreign table"
SQLSTATE: 42601
Description: The date_format parameter can only be used to import data.
Solution: Remove the date_format parameter when the export function is enabled.
GAUSS-04659: "TIME_FORMAT specification only available using COPY FROM or READ ONLY foreign table"
SQLSTATE: 42601
Description: The time_format parameter can only be used to import data.
Solution: Remove the time_format parameter when the export function is enabled.
GAUSS-04660: "TIMESTAMP_FORMAT specification only available using COPY FROM or READ ONLY foreign table"
SQLSTATE: 42601
Description: The timestamp_format parameter can only be used to import data.
Solution: Remove the timestamp_format parameter when the export function is enabled.
GAUSS-04661 - GAUSS-04670
GAUSS-04662: "illegal chars conversion may confuse COPY null 0x%x"
SQLSTATE: 42601
Description: The null parameter is set to a space or question mark (?), and compatible_illegal_chars is set to true, indicating the invalid characters are compatible. The imported invalid characters are converted to spaces or question marks, introducing confusion with the null parameter, which results in potential import errors.
Solution: Set null to other characters except a space or question mark to avoid confusion with invalid characters after they are converted.
GAUSS-04663: "illegal chars conversion may confuse COPY delimiter 0x%x"
SQLSTATE: 42601
Description: The delimiter parameter is set to a space or question mark (?), and compatible_illegal_chars is set to true, indicating the invalid characters are compatible. The imported invalid characters are converted to spaces or question marks, introducing confusion with the delimiter parameter, which results in potential import errors.
Solution: Set delimiter to other characters except a space or question mark to avoid confusion with invalid characters after they are converted.
GAUSS-04664: "illegal chars conversion may confuse COPY quote 0x%x"
SQLSTATE: XX000
Description: The quote parameter is set to a space or question mark (?), and compatible_illegal_chars is set to true, indicating the invalid characters are compatible. The imported invalid characters are converted to spaces or question marks, introducing confusion with the quote parameter, which results in potential import errors.
Solution: Set quote to other characters except a space or question mark to avoid confusion with invalid characters after they are converted.
GAUSS-04665: "illegal chars conversion may confuse COPY escape 0x%x"
SQLSTATE: 42601
Description: The escape parameter is set to a space or question mark (?), and compatible_illegal_chars is set to true, indicating the imported invalid characters are compatible. The imported invalid characters are converted to spaces or question marks, introducing confusion with the escape parameter, which results in potential import errors.
Solution: Set escape to other characters except a space or question mark to avoid confusion with invalid characters after they are converted.
GAUSS-04666: "the bulkload state isn't accordant"
SQLSTATE: XX000
Description: Internal system error. The cached global variable CopyState is inconsistent with the imported CopyState.
Solution:Contact technical support.
GAUSS-04667: "Failed to get import task for dn:%s"
SQLSTATE: XX000
Description: A DN is not assigned any import tasks when you use GDS to import data.
Solution: Try again.
GAUSS-04668: "Receive wrong message %d from GDS."
SQLSTATE: XX000
Description: A DN receives an error message from GDS.
Solution: Ensure the current network is normal and try again.
GAUSS-04669: "Receive incomplete message from GDS."
SQLSTATE: XX000
Description: The DN receives a currently unsupported message from GDS.
Solution: Ensure the current network is normal and try again.
GAUSS-04681 - GAUSS-04690
GAUSS-04681: "CUBE is limited to 12 elements"
SQLSTATE: 54011
Description: The number of CUBE parameters is less than or equal to 12.
Solution: Modify the SQL statement.
GAUSS-04682: "type %s is not yet supported."
SQLSTATE: 0A000
Description: The feature is not supported.
Solution: Modify the SQL statement.
GAUSS-04683: "REFERENCES constraint is not yet supported."
SQLSTATE: 0A000
Description: The feature is not supported.
Solution: Do not use it.
GAUSS-04684: "EXCLUDE constraint is not yet supported."
SQLSTATE: 0A000
Description: The feature is not supported.
Solution: Do not use this feature.
GAUSS-04685: "FOREIGN KEY … REFERENCES constraint is not yet supported."
SQLSTATE: 0A000
Description: The feature is not supported.
Solution: Do not use this feature.
GAUSS-04686: "CREATE TABLE … INHERITS is not yet supported."
SQLSTATE: 0A000
Description: The feature is not supported.
Solution: Do not use this feature.
GAUSS-04687: "CREATE TABLE … WITH OIDS is not yet supported."
SQLSTATE: 0A000
Description: The feature is not supported.
Solution: Do not use this feature.
GAUSS-04689: "CURSOR … WITH HOLD is not yet supported."
SQLSTATE: 0A000
Description: The feature is not supported.
Solution: Do not use this feature.
GAUSS-04690: "SCROLL CURSOR is not yet supported."
SQLSTATE: 0A000
Description: The feature is not supported.
Solution: Do not use this feature.
GAUSS-04691 - GAUSS-04700
GAUSS-04691: "INSENSITIVE CURSOR is not yet supported."
SQLSTATE: 0A000
Description: Feature not supported.
Solution: Do not use this feature.
GAUSS-04693: "For foreign table ROUNDROBIN distribution type is built-in support."
SQLSTATE: 0A000
Description: The ROUNDROBIN distribution information is supported when you create a GDS foreign table. Displaying the added distribution information when you create a foreign table is not supported.
Solution: Delete the specified distribution information.
GAUSS-04695: "Value-based partition table should have one column at least"
SQLSTATE: 42601
Description: The value-based partitioned table has at least one column.
Solution:Contact technical support.
GAUSS-04696: "Value-Based partition table creation encounters unexpected data in unnecessary fields"
SQLSTATE: XX000
Description: Unexpected data is generated when the value-based partitioned table is created.
Solution:Contact technical support.
GAUSS-04697: "too many grouping sets present (max 4096)"
SQLSTATE: 54001
Description: The number of groups cannot exceed 4096.
Solution: Modify the SQL statement.
GAUSS-04698: "arguments to GROUPING must be grouping expressions of the associated query level"
SQLSTATE: 42803
Description: Failed to find the grouping parameter in the GROUP BY clause.
Solution: Modify the SQL statement.
GAUSS-04699: "GROUPING must have fewer than 32 arguments"
SQLSTATE: 54023
Description: The number of grouping parameters is less than 32.
Solution: Modify the SQL statement.
GAUSS-04700: "ngram parser only support UTF8/GBK encoding"
SQLSTATE: XX000
Description: The NGRAM segmentation algorithm supports only the UTF8 or GBK database encoding format.
Solution:NGRAM is a segmentation algorithm to support Chinese full text retrieval. Ensure that the database encoding is UTF8 or GBK format when the NGRAM is used.