Home > Stored Procedure > Db2 Java Stored Procedure Example

Db2 Java Stored Procedure Example


PARAMETER STYLE JAVA procedures do not support the DBINFO or PROGRAM TYPE clauses.PARAMETER STYLE DB2GENERAL -- This means that the stored procedure will use a parameter passing convention that is defined In response to this problem, you should verify: Is a JAR file created for this OUT_LANGUAGE stored procedure? SQLSTATE=42724 EDOWNEY.PROCEDURE1 - Changes rolled back. This is how we determined that the JDK level being used was incorrect.Listing 8. http://awendigital.com/stored-procedure/could-not-find-stored-procedure-even-though-it-is-there.html

RC: DATA #1 : Hexdump, 4 bytes 0x00007F1C384EA6A0 : 2EEF FFFF .... Will C++17 support the simpler Range-based For Loop? This is only valid if the procedure is defined as FENCED, as NOT FENCED procedures are always defined as THREADSAFE.PARAMETER STYLE: The only possible parameter styles for Java routines are PARAMETER command of DB2. https://www.ibm.com/developerworks/data/library/techarticle/dm-0510law/

Db2 Java Stored Procedure Example

DB2 UDB has a set of "preferred" data type mappings that is best to use for Java applications and stored procedures. Crazy 8s Code Golf What are these boxes mounted inline on each of the 3 phase wires of a high voltage power line in Miami? In general, to be THREADSAFE, a routine should not use any global or static data areas. SQL4301 rc=4 example: Updating the database manager configuration fileD:\>db2 update dbm cfg using JAVA_HEAP_SZ 512 DB20000I The UPDATE DATABASE MANAGER CONFIGURATION command completed successfully.

class: DATA #1 : Hexdump, 7 bytes 0x01A3D420 : 6D79 436C 6173 73 myClass 2005-11-19- I21473H389 LEVEL: Warning PID : 3344 TID : 2908 PROC : db2fmp.exe INSTANCE: DB2 NODE : Return Status = 0SQL4306Listing 22. sqlcode: -4306 sqlstate: 42724 [ Top of Page | Previous Page | Next Page | Table of Contents | Index ] [ DB2 List of Books | Search the DB2 Books Cause: The Java stored procedure or user-defined function aborted with a Java exception.

Not the answer you're looking for? Call Db2 Stored Procedure From Java If you want to use the following java function: Code: public static void main(String[] arg) {...} then you must use: Code: create procedure myproc ( --out v varchar(...) inout v varchar(...) D:\>db2 -tvf Create.ddl CREATE PROCEDURE INSERT_JAVASP (IN INPUT CHAR(3)) SPECIFIC INSERT DYNAMIC RESULT SETS 0 DETERMINISTIC LANGUAGE JAVA PARAMETER STYLE JAVA NO DBINFO FENCED THREADSAFE MODIFIES SQL DATA PROGRAM TYPE SUB SQLSTATE=42724What am I doing wrong?Thanks in advance,Abram Friesen Rhino 2004-08-10 23:44:43 UTC PermalinkRaw Message Post by Abram FriesenHi all,I'm a newbie at DB2 and trying to create a simple java UDF.

You need to set up the Java environment in order to invoke a Java stored procedure successfully.Back to topKey conceptsThe following concepts are important to understanding how stored procedures work in visit International DB2 Users Group 330 North Wabash, Suite 2000 | Chicago, IL 60611-4267 Phone: (312) 321-6881 | Fax: (312) 673-6688 Copyright © 2016 IDUG. SQL4301 rc=0 example 1: Updating the database manager configuration fileD:\>db2 update dbm cfg using JDK_PATH C:\PROGRA~1\IBM\SQLLIB\java\jdk DB20000I The UPDATE DATABASE MANAGER CONFIGURATION command completed successfully. The external name must be formatted as follows: "package.subpackage.class!method". Action: Submit a corrected CREATE PROCEDURE or CREATE FUNCTION statement.

Call Db2 Stored Procedure From Java

then (for varchar data type, for example) your method has to be defined as: public static void mymethod(..., String[] my_out_par, ...) you can set it as my_out_par[0] = "my_value"; it's not This is especially important if the stored procedure is going to be recompiled constantly. Db2 Java Stored Procedure Example If so, is the JAR ID name correct?Is the class file name correct? Sqlcode Sqlstate 42601 This is because NOT FENCED routines can take advantage of inter-process communications (IPCs) within the database engine.The use of NOT FENCED for routines that have not been thoroughly tested can compromise

SQL4301 rc=0 example 2: Fixing a SQL4301 rc=0 error on AIX$ db2 connect to sample Database Connection Information Database server = DB2/AIX64 8.2.2 SQL authorization ID = DBGUEST4 Local database alias Check This Out thanks in advance ssumit Reply With Quote 08-07-14,07:48 #11 mark.b View Profile View Forum Posts Visit Homepage Registered User Join Date Jul 2013 Location Moscow, Russia Posts 666 Provided Answers: 55 In DB2 V8 the concept of a routine was introduced because it applied to both stored procedures and user-defined functions (UDFs).This article discusses common error messages that can be encountered in Due to lack of PL/SQL resource all work is done in java, and inturn called from AIX crontab.

Jean-Jacques Borie Re: Java Stored Procedure Error (SQL4306N) July 27, 2001 10:25 AM (in response to Eamonn Downey/DUB/Lotus) sql = "UPDATE" + " EDOWNEY.PETER" + " SET NUMERIC_VALUE = numeric_value +1 error messages are attached. 1. SQL4304 rc=2 example: SQL4304RC2.java on AIX$ javac SQL4304RC2.java $ cp SQL4304RC2.class ~/sqllib/function $ db2 -tvf CreateSP_wrong.ddl CREATE PROCEDURE SQL4304RC2 (IN INPUT int) SPECIFIC SQL4304RC2 DYNAMIC RESULT SETS 1 DETERMINISTIC LANGUAGE JAVA Source That was actually the problem.

EDOWNEY.PROCEDURE1 - Done calling stored procedure. Keeping in mind the simplicity of the method, is that unusual? The format for the EXTERNAL NAME clause is as follows: 'jar-id!class_id.method_id' or 'class_id.method_id'.FENCED / NOT FENCED: This parameter determines if the stored procedure will be declared as FENCED or NOT FENCED.


SQL4306 example: Correct CREATE PROCEDURE statement for the INSERT stored procedureCREATE PROCEDURE INSERT (IN INPUT CHAR(3)) SPECIFIC INSERT DYNAMIC RESULT SETS 0 DETERMINISTIC LANGUAGE JAVA PARAMETER STYLE JAVA NO DBINFO FENCED It represents the number of idle fenced-mode processes (db2fmp) pooled on the system. Java routines, however, can only be registered as FENCED. Informational tokens are "DB2 v8.1.1.88", "s050422", "U800789", and FixPak "9".

SQLSTATE=46002The above indicates that the the JAR ID CWYLAW.OUT20200 is invalid. The application support layer heap represents a communication buffer between the local application and its associated agent. It means that your exception handlers in the Java code works, and it caught an exception. have a peek here If db2java.zip is not in the CLASSPATH, add it.Listing 13.

Therefore, my question is: What am I doing wrong in the first case and my Procedure is not executed? LINE NUMBER=10. Regards, Mark. In most cases you will want to use an application to invoke the stored procedure dynamically, using parameter markers and so on.

Why? This is useful if you plan to drop the stored procedure and not create it again. PARAMETER STYLE DB2GENERAL procedures cannot be declared as "static" methods, as shown properly in line 7 of the code above.Listing 21. D:\>db2 call out_language(?) Value of output parameters -------------------------- Parameter Name : LANGUAGE Parameter Value : JAVA Return Status = 0Now the CREATE PROCEDURE statement succeeds, and the stored procedure runs successfully.SQL0444

SQLSTATE=46002For the first situation, you will have to call sqlj.remove_jar first before you call sqlj.install_jar to install the JAR file again. In production environments, you should always set this parameter to YES, as it can greatly impact performance. Thank you very much again –nick.katsip May 15 '14 at 19:04 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign You can read more information about this id from here: http://publib.boulder.ibm.com/infocenter/db2help/topic/com.ibm.db2.udb.doc/admin/t0005077.htmConfiguration parametersThe Configuration parameters section above mentioned a set of important configuration parameters.

In most cases, this error occurs while installing or replacing JAR files, or when trying to build a Java stored procedure after a fixpak upgrade.Solution: Run db2updv8 against the database or I don't have RHEL 10.1 32-bit so I can't try it.