Found a total of 10000 related content
Solve the problem that the database is not selected after the JDBC connection MySQL is automatically reconnected
Article Introduction:This article discusses the root cause of the "No database selected" error when JDBC connects to MySQL because the autoReconnect property and the connection URL do not specify the database name, resulting in a long-term operation. The working principle of the automatic reconnect mechanism is analyzed in detail, and two solutions are provided: it is recommended to always include the database name in the connection URL, and to utilize the createDatabaseIfNotExist property if needed. It aims to help developers build more stable and reliable database connections.
2025-08-12
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226
How to use Golang with MySQL
Article Introduction:This tutorial guides you through connecting your Golang projects to MySQL databases using the go-sql-driver/mysql driver. We'll cover driver installation, database connection, and basic database operations with practical examples.
Prerequisites: Ens
2025-04-11
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539
How to connect to mysql data in navicat
Article Introduction:How to connect to a MySQL database using Navicat? Open Navicat and create a new connection (MySQL) configuration connection parameters, including: host, port, username, password Set more configuration test connections as needed in advanced options to ensure the settings save the connection correctly and display in the connection list Double-click the connection name to browse the MySQL database
2025-04-09
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746