TDSQL-C for MySQL
- Release Notes and Announcements
- Announcements
- Product Introduction
- Suggestions on Usage Specifications
- Kernel Features
- Kernel Version Release Notes
- Optimized Kernel Version
- Functionality Features
- Performance Features
- Security Features
- Stability Feature
- Analysis Engine Features
- Purchase Guide
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- Database Audit
- Audit Rule Template
- Serverless Service
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- Operation Guide
- Database Connection
- Configuring Network Address
- Instance Management
- Configuration Adjustment
- Instance Mode Management
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- Scaling Instance
- Database Proxy
- Database Proxy Kernel Features
- Managing Database Proxy
- Automatic Read/Write Separation
- Connection Pool Feature
- Other Features
- Account Management
- Console Account
- Database Account
- Configuring Custom Password Strength
- Database Management
- Database Management Tool
- Columnar Storage Index (CSI)
- Utilization of Columnar Storage Indexes
- Read-Only Analysis Engine
- Feature Limits and Compatibility
- Description of Functions and Operators
- Read-Only Analysis Engine Management
- Data Loading
- Executing Queries
- Exclusive Features
- Performance Optimization
- Performance White Paper
- Parameter Configuration
- Multi-AZ Deployment
- Backup and Restoration
- Performing Backup
- Managing Backup
- Rollback
- Restoring Data from Logical Backups
- Restoring Data Through the Console
- Restoring Data from Snapshot Backup
- Data Migration
- Parallel Query
- Setting Parallel Query
- Database Security and Encryption
- Access and Authorization
- Security Group Management
- TencentDB Security Group Management
- Monitoring and Alarms
- Monitoring
- Alarms
- Monitoring Metric Alarm
- Practical Tutorial
- Data Rollback
- Database/Table-Level Rollback
- Rolling back Entire Cluster
- White Paper
- Security White Paper
- Performance White Paper
- Troubleshooting
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- API Documentation
- Making API Requests
- Instance APIs
- Account APIs
- Audit APIs
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- Parameter Management APIs
- Performance Analysis APIs
- Serverless APIs
- ResourcePackage APIs
- Other APIs
- FAQs
- Service Agreement
- TDSQL-C Policy
- General References
DocumentationTDSQL-C for MySQL
FAQs
Last updated: 2023-05-31 15:01:45
FAQs
Last updated: 2023-05-31 15:01:45
This document describes FAQs about the quick migration.
FAQs
1. Will TDSQL-C for MySQL support the advanced feature parameters of TencentDB for MySQL after the quick migration?
No. TDSQL-C for MySQL will be compatible with those monitoring items gradually. For more information on parameters of TDSQL-C for MySQL, see the following table:
TencentDB for MySQL Parameter Name | TencentDB for MySQL Parameter Value | Supported by TDSQL-C for MySQL |
cdb_recycle_bin_enabled | OFF | No |
information_schema_stats_expiry | 86400 | No |
binlog_row_event_max_size | 8192 | No |
innodb_backquery_history_limit | 8000000 | No |
innodb_ddl_threads | 4 | No |
innodb_parallel_ddl | OFF | No |
innodb_adaptive_hash_index | OFF | No |
cdb_plan_cache | OFF | No |
innodb_table_drop_mode | sync_drop | No |
cdb_recycle_bin_retention | 604800 | No |
slave_net_timeout | 120 | No |
innodb_backquery_enable | OFF | No |
innodb_fast_ddl | OFF | No |
max_length_for_sort_data | 1024 | No |
slave_parallel_type | LOGICAL_CLOCK | No |
cdb_optimize_large_trans_binlog | OFF | No |
innodb_fast_ahi_cleanup_for_drop_table | OFF | No |
txsql_parallel_exchange_buffer_size | 1048576 | No |
innodb_temp_data_file_path | ibtmp1:12M:autoextend | No |
slave_rows_search_algorithms | TABLE_SCAN,INDEX_SCAN,HASH_SCAN | No |
cdb_recycle_scheduler_interval | 0 | No |
innodb_ddl_buffer_size | 10485760 | No |
cdb_kill_idle_trans_timeout | 0 | No |
collation_server | utf8_tolower_ci | Yes |
delay_key_write | ON | No |
innodb_async_truncate_size | 128 | No |
cdb_more_gtid_feature_supported | OFF | No |
cdb_opt_outline_enabled | OFF | No |
innodb_txsql_parallel_partitions_per_worker | 13 | No |
cdb_kill_user_extra | root@% | No |
slave_parallel_workers | 0 | No |
innodb_backquery_window | 900 | No |
TencentDB for MySQL Parameter Name | TencentDB for MySQL Parameter Value | Supported by TDSQL-C for MySQL |
cdb_recycle_bin_enabled | OFF | No |
information_schema_stats_expiry | 86400 | No |
binlog_row_event_max_size | 8192 | No |
innodb_backquery_history_limit | 8000000 | No |
innodb_ddl_threads | 4 | No |
innodb_parallel_ddl | OFF | No |
innodb_adaptive_hash_index | OFF | No |
cdb_plan_cache | OFF | No |
innodb_table_drop_mode | sync_drop | No |
cdb_recycle_bin_retention | 604800 | No |
slave_net_timeout | 120 | No |
innodb_backquery_enable | OFF | No |
innodb_fast_ddl | OFF | No |
max_length_for_sort_data | 1024 | No |
slave_parallel_type | LOGICAL_CLOCK | No |
cdb_optimize_large_trans_binlog | OFF | No |
innodb_fast_ahi_cleanup_for_drop_table | OFF | No |
txsql_parallel_exchange_buffer_size | 1048576 | No |
innodb_temp_data_file_path | ibtmp1:12M:autoextend | No |
slave_rows_search_algorithms | TABLE_SCAN,INDEX_SCAN,HASH_SCAN | No |
cdb_recycle_scheduler_interval | 0 | No |
innodb_ddl_buffer_size | 10485760 | No |
cdb_kill_idle_trans_timeout | 0 | No |
collation_server | utf8_tolower_ci | Yes |
delay_key_write | ON | No |
innodb_async_truncate_size | 128 | No |
cdb_more_gtid_feature_supported | OFF | No |
cdb_opt_outline_enabled | OFF | No |
innodb_txsql_parallel_partitions_per_worker | 13 | No |
cdb_kill_user_extra | root@% | No |
slave_parallel_workers | 0 | No |
innodb_backquery_window | 900 | No |
2. Will TDSQL-C for MySQL support the IOPS monitoring items of TencentDB for MySQL after the quick migration?
No. TDSQL-C for MySQL will be compatible with those monitoring items gradually.
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