best book for pl sql programming

types:numeric Table 2 Character data types Table 3 Date and Boolean LOB data type LOB (Large object, Large object) data type is used to store large data objects such as images, sounds, and LOB data objects can be binary or character data with a maximum length of no more than 4G. LOB data types support arbitrary access, and long only supports sequential access. The LOB is stored in a separate location, while a lob locator (LOB locator) is stored in the original table, which is a pointer to t

Chapter 2 procedural performance tuning of PL/SQL applications I. Reasons for PL/SQL Performance problems When the execution efficiency of PL/SQL-based applications is low, it is usually caused by poor

first, what is PL/SQLPL/SQL is an extension of the language. The SQL language is a non-procedural language in which the user simply tells the computer what to do without needing to understand how the computer is doing it. For example, users want to query a table of a column of data, only need to input:selectcolunm_name from table_name where CONDITION; you can, wi

portion of the PL/SQL block is required. Notice that the end keyword is followed by a semicolon.③ Exception Handling section: This section is optional, the section uses the exception keyword to divide the executable part into two small parts, the previous program is the normal operation of the program, in the event of an exception to jump to the exception part of the execution.PL/

access. Lob is stored in a separate location, and a "Lob locator" (lob Locator) is stored in the original table. This locator is a pointer to the actual data. To operate lob Data Objects in PL/SQL, use the dbms_lob.lob package provided by Oracle. The data types can be divided into the following four types:. Bfile. Blob. Clob. NclobOperatorLike other programming

The ORACLE tutorial is as follows: Oracle PL/SQL getting started. I. Objective of PL/SQL Structured Query Language (SQL) is a common Language used to access relational databases. It is a fourth-generation Language (4GL) and its execution features are non-procedural, that is,

Abstract: In the PL/SQL development process, SQL, PL/SQL can be used to meet most of the requirements. However, in some special cases, standard SQL statements or DML statements in PL/

The ORACLE tutorial is as follows: Oracle PL/SQL getting started. I. Objective of PL/SQLStructured Query Language (SQL) is a common Language used to access relational databases. It is a fourth-generation Language (4GL) and its execution features are non-procedural, that is, you do not need to specify the specific metho

Abstract: In the PLSQL development process, the use of SQL and PLSQL can meet most of the requirements, but in some special circumstances, using standard SQL statements or DML statements in PLSQL cannot meet your needs. for example, dynamic table creation or an uncertain operation must be performed dynamically. This requires dynamic SQL. This article describes PL

Http://hi.baidu.com/yunfanleo/blog/item/fa65fcfd91916346d7887d25.html PL/SQL developer PL/SQL developer is an integrated development environment dedicated to the development of Oracle database storage program units. Nowadays, more and more business logic and application logic are turning to Oracl

What is PL/SQL?• PL/SQL is a programming language developed by Oracle and dedicated to Oracle • PL stands for procedurallanguage • SQL stands for structuredquery language •

Dynamic Content Summary: In the Pl/sql development process, the use of sql,pl/sql can achieve most of the requirements, but in some special cases, the use of standard SQL statements or DML statements in