During the master-slave replication process of MySQL, an error 1146 occurred. The reason for the error prompt is: the specified table cannot be found in the default data.
show slave status\G;Real synchronization status.
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Slave_IO_Running: YES Slave_SQL_Running: No Last_Errno: 1146 Last_Error: Error 'Table 'coop.Coop_Data' doesn't exist' on query. Default database: 'gcore'. Query: 'update coop.Coop_Data set State='2',NameLevel='2',CheckedTime=now(),Memo='' where DAID='18601'' Skip_Counter: 0 Last_SQL_Errno: 1146 Last_SQL_Error: Error 'Table 'coop.Coop_Data' doesn't exist' on query. Default database: 'gcore'. Query: 'update coop.Coop_Data set State='2',NameLevel='2',CheckedTime=now(),Memo='' where DAID='18601''
The reason is:
use first db_name1, and then executed the SQL statement update db_name2.table set.
Solution:
Set to ignore this error on the slave server, add "slave-skip-errors = 1146" in the my.cnf file,
If there are a small number of such errors, set "set global sql_slave_skip_counter=1" directly in the mysql client;
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The main difference between Navicat's CommunityEdition and CommercialVersions is the functionality and usage scenarios. CommunityEdition provides basic database management functions that are suitable for basic needs; CommercialVersions includes advanced functions, such as data model design and automation tasks, suitable for professional needs.

Navicat is a powerful and user-friendly database management tool for beginners and veterans. 1. It supports multiple database types and provides unified interface management. 2. Communication with the database through JDBC or ODBC to simplify operations. 3. Provide SQL editing and optimization tools to improve query efficiency. 4. Support data migration and model design to improve work efficiency.

Navicat is not free, it offers a 30-day trial and paid version. 1. The trial version allows users to experience all functions and a license is required after the expiration of the period. 2. The paid version has personal, corporate and educational licenses, providing full functionality and support.

Navicat is an integrated database development and management tool designed to simplify database operations. 1. Connection management: Supports connecting multiple database servers at the same time. 2. Data operation: Perform SQL queries, data import and export, etc. through GUI. 3. Data model design: Provide visual tools to design and optimize database structure. 4. Automation and scripting: Supports automated tasks and script execution to improve efficiency.

Navicat supports a variety of databases, such as MySQL, PostgreSQL, Oracle, and provides data migration, SQL development and other functions. 1. Connect to the source database (such as MySQL). 2. Connect to the target database (such as PostgreSQL). 3. Select the tables and data to be migrated. 4. Perform migration operations.

The steps to select a database management tool include: 1. Understand the definition and functionality of DBMS, 2. Evaluate the working principle of the tool and query optimizer performance, 3. Master the basic and advanced usage, 4. Identify and resolve common errors, 5. Pay attention to performance optimization and best practices. Through these steps, you can find the most suitable database management tools based on project needs to ensure efficient and secure data management.

Navicat provides flexible pricing solutions based on different database systems, and users can choose the appropriate version according to their needs. 1.NavicatforMySQL has standard version ($199), enterprise version ($499) and education version ($99). 2.NavicatPremium supports multiple databases, standard version $499 and enterprise version $999, suitable for medium and large enterprises.

Is Navicat worth the money? It depends on your needs and budget. If you often deal with complex database tasks and have a good budget, Navicat is worth the investment; but if you only manage the database occasionally or have a limited budget, there may be a more suitable option.


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