{"record":{"id":"19b89eb6b5127ac9","repo":"redis/go-redis","slug":"redis-invalid-database-number-q","errorCode":null,"errorMessage":"redis: invalid database number: %q","messagePattern":"redis: invalid database number: %q","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"options.go","lineNumber":773,"sourceCode":"\nfunc setupTCPConn(u *url.URL) (*Options, error) {\n\to := &Options{Network: \"tcp\"}\n\n\to.Username, o.Password = getUserPassword(u)\n\n\th, p := getHostPortWithDefaults(u)\n\to.Addr = net.JoinHostPort(h, p)\n\n\tf := strings.FieldsFunc(u.Path, func(r rune) bool {\n\t\treturn r == '/'\n\t})\n\tswitch len(f) {\n\tcase 0:\n\t\to.DB = 0\n\tcase 1:\n\t\tvar err error\n\t\tif o.DB, err = strconv.Atoi(f[0]); err != nil {\n\t\t\treturn nil, fmt.Errorf(\"redis: invalid database number: %q\", f[0])\n\t\t}\n\tdefault:\n\t\treturn nil, fmt.Errorf(\"redis: invalid URL path: %s\", u.Path)\n\t}\n\n\tif u.Scheme == \"rediss\" {\n\t\to.TLSConfig = &tls.Config{\n\t\t\tServerName: h,\n\t\t\tMinVersion: tls.VersionTLS12,\n\t\t}\n\t}\n\n\treturn setupConnParams(u, o)\n}\n\n// getHostPortWithDefaults is a helper function that splits the url into\n// a host and a port. If the host is missing, it defaults to localhost\n// and if the port is missing, it defaults to 6379.","sourceCodeStart":755,"sourceCodeEnd":791,"githubUrl":"https://github.com/redis/go-redis/blob/c5cad058c72f58370553b48566302303cf8a2e89/options.go#L755-L791","documentation":"Error \"redis: invalid database number: %q\" thrown in redis/go-redis.","triggerScenarios":"Thrown at options.go:773 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"c5cad058c72f58370553b48566302303cf8a2e89","analyzedAt":"2026-09-01T06:50:53.388Z","contentChangedAt":null,"schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}