Merge pull request #1198 from PapaPiya/fix_mssql

redHJ · web-flow · commit a3bfcbb940e6 · 2021-10-29T18:17:03.000+08:00
[PDR-15311][fix(mssql)]: MSSQL数据库,当遇到数值型字段为空的时候采集会报错
diff --git a/reader/sql/utils.go b/reader/sql/utils.go
@@ -152,6 +152,11 @@ func GetInitScans(length int, rows *sql.Rows, schemas map[string]string, runnerN
 				nochoiced[i] = true
 			}
 		}
+		nullable, ok := v.Nullable()
+		nullable = nullable && ok
+		if nullable {
+			scanArgs[i] = new(interface{})
+		}
 	}
 	return scanArgs, nochoiced
 }

Original file line number	Diff line number	Diff line change
`@@ -152,6 +152,11 @@ func GetInitScans(length int, rows *sql.Rows, schemas map[string]string, runnerN`
`152`	`152`	`nochoiced[i] = true`
`153`	`153`	`}`
`154`	`154`	`}`
	`155`	`+ nullable, ok := v.Nullable()`
	`156`	`+ nullable = nullable && ok`
	`157`	`+ if nullable {`
	`158`	`+ scanArgs[i] = new(interface{})`
	`159`	`+ }`
`155`	`160`	`}`
`156`	`161`	`return scanArgs, nochoiced`
`157`	`162`	`}`