35 lines
654 B
Go
35 lines
654 B
Go
package main
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import (
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"context"
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"fmt"
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"log"
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"os"
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"github.com/jackc/pgx/v5/pgxpool"
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"github.com/joho/godotenv"
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)
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func main() {
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err := godotenv.Load()
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if err != nil {
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log.Fatal("Error al cargar el archivo .env")
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}
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dbpool, err := pgxpool.New(context.Background(), os.Getenv("DATABASE_URL"))
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if err != nil {
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fmt.Fprintf(os.Stderr, "Unable to create connection pool: %v\n", err)
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os.Exit(1)
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}
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defer dbpool.Close()
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var greeting string
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err = dbpool.QueryRow(context.Background(), "select 'Hello, world!'").Scan(&greeting)
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if err != nil {
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fmt.Fprintf(os.Stderr, "QueryRow failed: %v\n", err)
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os.Exit(1)
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}
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fmt.Println(greeting)
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}
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