How do I COMPILE a procedure in SQLPlus?

Use the ALTER PROCEDURE or ALTER PACKAGE command to recompile the procedure or the entire package. Drop the procedure and create it again. Use CREATE OR REPLACE to recompile the procedure. Run one of the SQL*Plus scripts that sets up a set of Oracle-supplied packages.

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How is a process of PL SQL compiled?

When PL/SQL is loaded into the server it is compiled to byte code before execution. The process of native compilation converts PL/SQL stored procedures to native code shared libraries which are linked into the kernel resulting in performance increases for the procedural code.

How do I recompile a procedure in Oracle?

Specify the schema containing the procedure. If you omit schema , then Oracle Database assumes the procedure is in your own schema. Specify the name of the procedure to be recompiled. Specify COMPILE to recompile the procedure.

Can SQLPlus run PL SQL?

Launch the SQL*Plus command prompt from the directory where you created your PL/SQL file. Type @file_name at the SQL*Plus command prompt to execute your program.

How do you compile both package specification and body?

Use the ALTER PACKAGE statement to explicitly recompile a package specification, body, or both. Explicit recompilation eliminates the need for implicit run-time recompilation and prevents associated run-time compilation errors and performance overhead.

Is stored procedure compiled?

Stored Procedure is nothing but a precompiled SQL statement. This means that once we compile a query, it stores the result and the next time we don’t need to compile it again and again. It means it is prepared SQL code that you can save and reuse later multiple times.

How do you compile a trigger in Oracle?

Use the ALTER TRIGGER statement to recompile a trigger manually. Example: Recompiling a Trigger shows the use of the SQL ALTER TRIGGER statement to recompile the emp_log_update trigger.

Which command do you use to recompile a procedure?

Alter Procedure is used to recompile a procedure. The ALTER PROCEDURE statement is very similar to the ALTER FUNCTION statement.

How do I run a SQL script in SQLPlus?

To run a script as you start SQL*Plus, use one of the following options:

Follow the SQLPLUS command with your username, a slash, a space, @, and the name of the file: SQLPLUS HR @SALES. SQL*Plus starts, prompts for your password and runs the script.
Include your username as the first line of the file.

How do you execute a procedure in PL SQL?

Executing a Standalone Procedure

Using the EXECUTE keyword.
Calling the name of the procedure from a PL/SQL block.

How do you execute a stored procedure?

Expand the database that you want, expand Programmability, and then expand Stored Procedures. Right-click the user-defined stored procedure that you want and select Execute Stored Procedure. In the Execute Procedure dialog box, specify a value for each parameter and whether it should pass a null value.

Can we compile package body without specification?

Answer: Yes, we can create a package body without package specification.

How do I compile a package body?

To recompile the body of the emp_mgmt package in the schema hr , issue the following statement: ALTER PACKAGE hr. emp_mgmt COMPILE BODY; If Oracle Database encounters no compilation errors while recompiling the package body, then the body becomes valid.

How do you compile in SQL?

SQL isn’t compiled into an executable. SQL is designed to query information from a database, so in order to use it, you need a DBMS you can query. An example of such a system could be PostgreSQL, MySQL or SQLite. The simplest in way of installation would probably be SQLite.

How do I compile a trigger in SQL Developer?

What is option recompile SQL?

What is the RECOMPILE option? The compilation is the process when a query execution plan of a stored procedure is optimized based on the current database objects state. This query execution plan is often stored in the cache to be quickly accessed. Recompilation is the same process as a compilation, just executed again.

How do I run a SQL script in PL SQL?

To execute a script from the SQL Scripts page:

On the Workspace home page, click SQL Workshop and then SQL Scripts. The SQL Scripts page appears.
Click the View Report icon.
In the far right column, click the Run icon for the script you want to execute.
Click Run Now to submit the script for execution.

How do I run a PL SQL program in SQL Developer?

Assuming you already have a connection configured in SQL Developer:

from the View menu, select DBMS Output.
in the DBMS Output window, click the green plus icon, and select your connection.
right-click the connection and choose SQL worksheet.
paste your query into the worksheet.
run the query.

How do I execute a procedure in SQL*Plus?

Open SQL*Plus, and connect to the database schema that contains the procedure you are interested in executing. Execute the procedure by issuing the following command: EXEC procedure_name([param1, param2,…]);

How to execute a PL/SQL statement that references a stored procedure?

To execute a PL/SQL statement that references a stored procedure, you can use the SQL*Plus EXECUTE command. EXECUTE runs the PL/SQL statement that you enter immediately after the command.

What are the SQL*Plus commands?

SQL*Plus commands, for formatting query results, setting options, and editing and storing SQL commands and PL/SQL blocks The manner in which you continue a command on additional lines, end a command, or execute a command differs depending on the type of command you wish to enter and run.

When should I use Exec in SQL*Plus?

If you are running a single procedure from SQL*Plus, then using EXEC is certainly a good choice. A stored procedure can be executed using the EXEC keyword. You can also type EXECUTE entirely.