if (rs != null) { out.println("result set has got something"); while (rs.next()) { //I am processing result set now } } else { out.println("result set is empty"); } IS THIS CORRECT WAY TO CHECK IF RESULT SET IS EMPTY, FOR ME EVEN THOUGH RESULT SET IS EMPTY IT IS GOING...
If you need to manually fetch more rows in advance to avoid waiting and save them to the current result set, refer to the following code. When the result set has 10 rows left, submit a parallel request for fetching more rows from the server. ResultSet rs = session.execute("select * fr...
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Java Errorjava.sql.SQLException: Operation not allowed after ResultSet closed The errorOperation Not Allowed After Resultset Closedis an SQL exception when we try to access a closed result set. As the Java Doc mentions, whenever a statement object is closed, If itsResultsetobject exists, it wi...
Finding the size of the SQLResultSetin Java can be tricky because SQL does not provide any method likelength()orsize(); it only provides the methods to scroll the database, which is also based on the database type. This tutorial demonstrates a universal method to find the size of SQLRes...
JDBC ResultSet Interface ResultSet Interface is present in the java.sql package. It is used to store the data which are returned from the database table after the execution of the SQL statements in the Java Program. The object of ResultSet maintains cursor point at the result data. In defa...
Check your network documentation [OLE DB Destination [16]] Error: Failed to open a fastload rowset for "[dbo].[tempMaster]". Check that the object exists in the database. [Script Component ] Error: The collection of variables locked for read and write access is not available outside of...
Collection<XXXTYPE>results = (Collection<XXXTYPE>)inputs.get("resultSet"); My question is, "resultSet" which is declared as OUT for mode, jdbcType=CURSOR and javaType=java.sql.ResultSet, on what basis we are typecasting the resultset to Collection. java.util.Collection does not extend ja...
Java 复制 private static Pharmacy readData(Connection connection) throws SQLException { log.info("Read data"); PreparedStatement readStatement = connection.prepareStatement("SELECT * FROM Pharmacy;"); ResultSet resultSet = readStatement.executeQuery(); if (!resultSet.next()) { log.info("There ...
I'm using a product called Neon to invoke an app that returns an ODBC (JDBC) result set. It is capable of returning metadata, a message, and no rows. I'm...