Oracle

This article describes how to plan and implement stored procedures on the host OracleDB2, to a large extent, this helps users better understand the basic features of related stored procedures on the host DB2 and how they implement classification.

Oracle cleverly retrieves related specified records and uses out-of-use association queries. This article mainly uses instances to solve the problems related to Oracle's clever acquisition of specified records and clever use of external Association

The following articles mainly describe how to specify the tags and related comparison rules when creating relevant security policies for Oracle access rules and Oracle access privileges. DB2LABCRULES is the only comparison rule. It can be divided

In actual applications, to resolve the same Oracle SQL statement without repeating it, Oracle SQL statements are generally stored in the relevant memory after the first parsing. The memory in the shared buffer pool of the SGA (system global area)

Oracle Database's strong support for PHP has always been very High (but it seems that there are not many PHP + Oracle development projects in China ). Concerning the new features of Oracle 11g and the Database Resident Connection Pool (OracleDRCP),

The following article mainly describes the analysis of Character Set garbled characters in Oracle 8i and its specific solutions, including a detailed description of Character Set garbled characters in Oracle 8i, and detailed analysis of related

We all know that Import and Export are two related utilities in the Oracle database system. The main function of Export is to unload some data in the relevant Oracle database and Import it to the operating system file, the Import utility restores

We all know that in addition to operating system verification on servers, the Oracle database's external identity authentication research scheme has the following two methods, the use of operating system authentication for remote clients and Oracle 9

We all know that Oracle has become the world's most widely used database. For IT people, IT is actually to ensure and use Oracle's very powerful features to improve their company's productivity. One of the most effective methods is to use Oracle

Oracle Database character set is generally a collection of symbols related to the interpretation of byte data. It has differences in size and mutual inclusion. Oracle is an architecture that supports national languages. It allows you to store,

Before you begin to explain how to use the Oracle sequence, add "/" to the use of Oracle client sqlplus, that is, if you execute multiple rows of statements, you must add "/" to end the statement and execute it! The topic of this article is to

We all know that Blob in the Oracle database is a special field, which has better performance than the long field. Its main function is to save binary data such as images. The following describes the main content of the article. Writing Blob fields

The following articles will show you how to set the number of concurrent connections in Oracle, under what circumstances cannot be set, and related query solutions. The following is an introduction to the specific content of the article. I hope you

The following articles mainly introduce the concept of Oracle Database SCN. To better understand the concept of Oracle Database SCN, we will first introduce four concepts about SCN. The following is a description of the specific content. I hope it

We all know how to implement the fixed-length output of relevant reports in Oracle. First, we need to access Oracle reports, which is a tool for Oracle-related data statistics and related graphical reports, its main function is to provide six report

Oracle Database is a database that I like very much, but some people like other related databases, no matter which database we choose, our main goal is to store a large amount of relevant data, the operating system and language platform used by your

In general, we mainly judge whether the design of the Oracle database is standardized from two main aspects. The first is to check the number of narrow tables, and the second is to check the number of tables. The actual number of wide tables. If the

The following articles mainly describe how to use Oracle RMAN to restore table space, we use the example case to describe Oracle RMAN recovery based on the relevant tablespace. The following describes the relevant content for your reference only: 1.

The following articles mainly introduce Oracle SQL queries. Oracle SQL queries are widely used in a short period of time because of their unique functions. The following articles will provide you with relevant knowledge. Hope you will have some

In Oracle databases, if you need to optimize SQL statements, you need to know the actual execution plan and adjust it accordingly. the following articles mainly introduce several methods of OracleEXPLAIN PLAN in execution PLAN. The following is a