oracle query if else

An example given below for Oracle Forms, when a value exists then Execute Query For this value to display the correspondent record else allow user to create a new record for that value.The following is the example given for HR Schema employee table,

1,OracleOfficial preparations recommended by the company Generally speaking, Oracle has a lot of examination content, and the examination questions are also very detailed, it has a strong requirement on hands-on ability. Therefore, in order to be

oracle|xml| Conversion In Oracle's 10g 2nd edition, Oracle introduced a full-featured, self-contained XQuery engine integrated with the database that can be used to complete various tasks related to developing XML-enabled applications. XQuery is a

Here we will introduce more than 40 useful Oracle query statements, covering date operations, server information retrieval, execution status retrieval, database size calculation, and other queries. These are essential skills for all Oracle

Here we will introduce more than 40 useful Oracle query statements, covering date operations, server information retrieval, execution status retrieval, database size calculation, and other queries. These are essential skills for all Oracle

Created: Article attributes: original Article submission: T_Torchidy (jnchaha_at_163.com) Oracle web Environment Injection Technology## BY Jianxin# Http://www.loveshell.net/# Preface I am not a professional database administrator, nor a researcher

Date/Time Related queries1 Get the first day of the current month run this command to quickly return to the first day of the current month. You can replace "sysdate" with any date value to specify the date of the query.Select TRUNC (sysdate, ' month

Oracle classic Q & A list [common] Oracle classic Q & A list [common] Directories01. What is the initial password after oracle is installed?02. What is the initial Default

When I first came into contact with the oracle database, I learned about the oracle paging query function. Next I will share with you some of my found and self-developed replice paging query instances, I hope to help you. Oracle paging query

The ORACLE tutorial is: Oracle 9i product documentation. I. Enhanced scalability Oracle9i Real Application Clusters is the next-generation Parallel Server series of Oracle. Oracle9i Real Application Clusters designs fast and efficient shared Cluster