How do I get the size of a java.sql.ResultSet?
How do I get the size of a java.sql.ResultSet?
How do I get the size of a java.sql.ResultSet?
To manipulate data you actually need executeUpdate() rather than executeQuery(). Here’s an extract from the executeUpdate() javadoc which is already an answer at its own: Executes the given SQL statement, which may be an INSERT, UPDATE, or DELETE statement or an SQL statement that returns nothing, such as an SQL DDL statement.
Efficient way to do batch INSERTS with JDBC
That my friend is an array of bytes. In JNI, [B is used to describe an array ([) of bytes (B). An array of ints is [I etc. You can get a bit more information on field descriptors here:JNI Types and Data Structures (Table 3-2 should be what you are looking for).
In layman’s terms: JDBC is a standard for Database Access JPA is a standard for ORM JDBC is a standard for connecting to a DB directly and running SQL against it – e.g SELECT * FROM USERS, etc. Data sets can be returned which you can handle in your app, and you can do all … Read more