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Prepared statements have all the usual benefits in Go: security, efficiency, convenience. But the way they’re implemented is a little different from what you might be used to, especially with regards to how they interact with some of the internals of database/sql. Prepared Statements And Connections At the database level, a prepared statement is bound to a single database connection. The typical f
Now that you’ve loaded the driver package, you’re ready to create a database object, a sql.DB. To create a sql.DB, you use sql.Open(). This returns a *sql.DB: func main() { db, err := sql.Open("mysql", "user:password@tcp(127.0.0.1:3306)/hello") if err != nil { log.Fatal(err) } defer db.Close() } In the example shown, we’re illustrating several things: The first argument to sql.Open is the driver n
The idiomatic way to use a SQL, or SQL-like, database in Go is through the database/sql package. It provides a lightweight interface to a row-oriented database. This website is a reference for the most common aspects of how to use it. Why is this needed? The package’s documentation tells you what everything does, but it doesn’t tell you how to use the package. Many of us find ourselves wishing for
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