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The following articles describe how to quickly migrate Oracle SQL to DB2 SQL. The following describes how to port Oracle SQL to DB2 SQL, I hope you will have a better understanding of it after browsing.

When writing a stored procedure in Oracle, a large SQL statement is sometimes used, but when viewed with the Pl/sql tool test you cannot see the SQL, and the discovery can be handled through an Oracle physical temporary table. Add dbms_output.put_line ('

Tags: having multiple columns Ges repeating return expression Common nbsp genPart two common SQL usage and considerations1. Exists and in2. Union and UNION ALL3. With AS4. ORDER BY5. GROUP BY6. Where and having7. Case and Decode 1.exits and in usage1) Description:1. Exists first to the appearance of the loop, each cycle of internal table query; In the inner table and the appearance of the hash connection2. Using exists

Tags: PL/sql out create media binding exce end static Ora1. Static SQL vs. dynamic SQLThe Oracle compiled PL/SQL program block is divided into two types:The first is the pre-assembly (early binding), that is, the SQL statement during the program compilation has been determin

original SYS login, for example:Then go to the Lisi login cmd form to query the T table and find the newly added data. For example, with:"Summary" assumes that the data is manipulated with DML. Must commit, the ability to guarantee the real deposit in the database.(3) Data Control Language (DCL) such as: Grant, Revoke ...(4) Query language, such as: Select ...(5) Transaction Control Language (Transaction controls, TC). such as: Commit,rollback,savepoint ...Iii. Overview of

Label:In SQL Server, the number of affected rows returned is: If @ @RowCount In Oracle, the number of affected rows returned is: If sql%rowcount Cases: Sql server: Create procedureproc_test@Stat int=0, @MsgId varchar( -)="', as BEGIN UpdateT_mtSetStat=@Stat, Ostat=@Stat, Rpttime=Getdate()WhereM

Tags: SQL query statement SQL Tutorial SQL language SQL database tutorialOracle SQL Language Query statement-beyond OCP proficient in Oracle video tutorial training 29This course introduces:Oracle Video tutorial, wind Brother this

Oracle 11g PL/SQL function result cache, oracle11g Two experiments have been conducted to simulate the Oracle Performance Diagnosis art. The book says that if you don't need RELIES_ON, then the changes to the objects on which the function depends will not result in the invalid result cache operation (result_cache RELIE

the result setResultSet rs = (ResultSet) cs.getobject (2);while (Rs.next ()) {System.out.println (Rs.getint (1) + "" + rs.getstring (2));}5. CloseRs.close ();Cs.close ();Ct.close ();} catch (Exception e) {E.printstacktrace ();}}} Iv. writing the paging processWith the above basis, I believe you can complete the paging stored procedures.requirements, please write a stored procedure that requires you to enter the table name, the number of records displayed per page, and the current page. Return

(Rs.next ()) {System.out.println (Rs.getint (1) + "" + rs.getstring (2));}5. CloseRs.close ();Cs.close ();Ct.close ();} catch (Exception e) {E.printstacktrace ();}}} Iv. writing the paging processWith the above basis, I believe you can complete the paging stored procedures.requirements, please write a stored procedure that requires you to enter the table name, the number of records displayed per page, and the current page. Returns the total number of records, total pages, and returned result

(Rs.next ()) {System.out.println (Rs.getint (1) + "" + rs.getstring (2));}5. CloseRs.close ();Cs.close ();Ct.close ();} catch (Exception e) {E.printstacktrace ();}}} Iv. writing the paging processWith the above basis, I believe you can complete the paging stored procedures.requirements, please write a stored procedure that requires you to enter the table name, the number of records displayed per page, and the current page. Returns the total number of records, total pages, and returned result

download down the path of the package. There is one last problem, you need to set a character set, so that the query out of the data will not be garbled, write a batch processing Pldev. BAT is placed in the PL installation directory with the following contents:Set Nls_lang=simplified Chinese_china. Zhs16gbkPLSQLDev.exeThis character set, refers to the server side of the character set, please configure according to the actual situation.Finally, just double-click this batch, then fill in the acco

Tags: IP address server directory. COM class sign Ted cat remote serverFirst, the development environment requirements: The premise is that the computer must have an Oracle client installed. Installed the Pl-sql software Second, configure PL-SQ and connect Oracle Configuration method: 1. Locate the installation directory for

is recommended for use with this select NO, listagg (EMP, ', ') within GROUP (ORDER by NULL) as Valsfrom onepiecegroupAbove we see the Listagg function syntax has over function, of course, our Listagg can also do analysis functionsSELECT NO, listagg (EMP, ', ') within GROUP (ORDER by NULL) through (partition by NO) from onepieceThe 3rd method of implementation has the To_string function, where the source code is as follows:CREATE OR REPLACE FUNCTION to_string (nt_in in Varchar2

SQL format execution sequence of oracle data structure and sequence number of SQL query processing, oraclesql I. execution sequence of SQL format FROM-> WHERE-> group by-> HAVING-> SELECT-> ORDER 1. The from clause assembles data from different data sources; 2. The where clause filters record rows based on specified c

you want anything better than this? There are support teams, and there are really writing code of the guy, what problems can not be solved? There are also times when some senior staff write a bright new book for you to browse. These people are sure to disclose to the public all the secrets they know about the workings of SQL and how to use them. Oracle is still

Tags: des style io ar using SP for on fileI myself is a beginner of Oracle and SQL, some time ago saw Hanshunping Teacher's Oracle Video tutorial, feel very easy to learn, a lot of harvest. At the same time he also made a lot of notes, now want to put paper notes in their own words summed up. As the saying goes: teaching always complements each other, in the proc

Tns_admin and the value is the path to the Tnsnames.ora file, for example: E:\oracleclient\instantclient_11_24.After installing Plsql, start, Cancel, and click Tools->preferences->connection:Oracle home=e:\oracleclient\instantclient_11_2OCI Library=e:\oracleclient\instantclient_11_2\oci.dllRestart Plsql, enter the user name, password, select the PL/SQL instance name to enter the database5.The initial login may have the problem of Chinese garbled, the

First download instantclient can be downloaded to the Oracle website, to register the account, must be under the corresponding version, otherwise unsuccessful,10g,11g version of, I have been sent up, free download: Is crossing, wait a minuteConfiguration file Tnsnames.ora This one place is generally put (network/admin), only in PL/SQL----->tools-->proferences ...------>connection---- >

Just note that the output parameter is registered with the Registeroutparameter method inside the CallableStatement.Stored procedures:Import java.sql.CallableStatement;Import java.sql.Connection;Import Java.sql.DriverManager;Import java.sql.PreparedStatement;Import java.sql.SQLException;Import Java.sql.Types;Calling Oracle's stored procedures in Javapublic class Javacallpro {public static void Main (string[] args) {String driver= "Oracle.jdbc.driver.OracleDriver";String url= "JDBC:ORACLE:THIN:@1