PL/SQL providesa server-side, stored procedural language that is easy-to-use, seamless withSQL, robust, portable, and secure. You can access and manipulate database datausing procedural schemaobjects called PL/SQL program units. PL/SQL program unitsgenerally are categorized as foll...
PL/SQL providesa server-side, stored procedural language that is easy-to-use, seamless withSQL, robust, portable, and secure. You can access and manipulate database datausing proceduralschemaobjectscalled PL/SQL program units. PL/SQL program unitsgenerally are categorized as follows: (1)A subpro...
而如果没有使用 procedure , 则每条记录的情况都要传给SERVER, 假如公司有10000人 , 则就需要使用 network很多 ) Modularized program development : 使用模块 ( begin ... end ) , Place reusable PL/SQL code in library to be shared between Oracle Form and Oracle Reports. Portable , you can declare ...
Overview of PL/SQL PL/SQL provides a server-side, stored procedural language that is easy-to-use, seamless with SQL, robust, portable, and secure. You can access and manipulate database data using procedural objects calledPL/SQL units. ...
PL/SQL is an Oracle's procedural language extension to SQL. It is a server-side, stored procedural language that is easy-to-use, seamless with SQL, portable, and secure. PL/SQL enables you to mix SQL statements with procedural constructs. With PL/SQL, you can create and run PL/SQL pro...
PL/SQL providesa server-side, stored procedural language that is easy-to-use, seamless withSQL, robust, portable, and secure. You can access and manipulate database datausing proceduralschemaobjectscalledPL/SQL program units. PL/SQL program unitsgenerally are categorized as follows: ...
Features of PL/SQL PL/SQL has some of the salient features. These are listed below: PL SQL comes with a default, interpreted, and operating system independent language. It can be used from the command line. It is a portable, efficient, and transaction processing language. ...
SQL is used by most databases as a query language. It is portable and easy to learn. Each SQL statement must be executed independently by a database server. In this case, when a client application sends a query to the server, it must wait for it to be processed, receive and process ...
The applications written in PL/SQL are highly portable. PL/SQL gives a high-security level. PL/SQL gives access to predefined SQL packages. Disadvantages of PL/SQL: Procedures that are stored in PL/SQL use high memory spaces. These stored procedures lack functionality debugging. ...
SQL is used by most databases as a query language. It is portable and easy to learn. Each SQL statement must be executed independently by a database server. This means that the client application performs the following processes for each query: send a query to the database server, wait for...