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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
Label:http://uule.iteye.com/blog/2061773 (source) Bulk Import Script : Open a Command Window > enter @ > It will let you select the file you want to import (you need to know the order of the imported files, Plsql will not automatically recognize this or write a script like LS) such as: @d:\svn\1.5 database Script \oracle\import2.sql http://blog.csdn.net/hbhgjiangkun/article/details/8208565 1, PL/
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
than the published book of its kind. The whole book is driven by a comprehensive human resources project, not only can the various theoretical knowledge points well into practice, but also allow the reader to experience the complete process of the project, "explaining more practice" is also an important feature of the books, to ensure that the reader can really learn. Of course, the most important thing is
;v_html_headernbsp;nbsp;nbsp; VARCHAR (4000); nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;v_html_contentnbsp;nbsp; VARCHAR (32767); nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;v_countnbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp; number; nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;v_log_seqnbsp;nbsp;nbsp;nbsp;nbsp;nbsp;nbsp; number (12); nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;v_loop_countnbsp;nbsp;nbsp;nbsp; number: = 0; nbsp; nbsp;nbsp;nbsp;nbsp;nbsp;nbsp;cursor cur_errlognbsp;nbsp;nbsp;--using CURSOR to generate table header sections nbsp;nbsp;
parameters as input (output) , or both as input and output (INOUT) , unlike functions, The stored procedure does not return a value of , stored procedure cannot be sql statements are used directly, only through the call keyword/ execut command or pl/sql block Internal call , the syntax for defining a stored procedure is as follows:
From: http://livenzhao.spaces.live.com/blog/cns! 6e0000be9f6ddd872! 595. entry· PL/SQL Developer skills 1. PL/SQL Developer remember the Login Password When PL/SQL Developer is used, PL
and Testing This problem is more intuitive and confusing, but there are still conceptual barriers after careful analysis. This is the compile time and run time of the program. When we compile a PL/SQL program, both procedure and package have a compile action. After the compile operation is successful, we can execute the program exec. In compile, the work is similar to that in any language compiler. Most of
Label:1, PL/SQL developer remember login passwordWhen using PL/SQL developer, you want PL/SQL developer to remember the username and password to log in to Oracle for your convenience; Setup method:
empwhere empno=7788;Endsql> Print name;NAME--------------------------------SCOTT2. Use the Procedure Builder variableWhen referencing the Procedure Builder variable in a PL/SQL block, you must first define the variable with the CREATE command, and if you output the variable contents in Procedure Builder, you can use the package text_io.pl/sql> CREATE CHAR name L
/details.aspx?id=393145. Download and install TFS MSSCCI Provider 32-bitHttps://marketplace.visualstudio.com/items?itemName=TFSPowerToolsTeam.MicrosoftVisualStudioTeamFoundationServer20132015MIii. PL/SQL code version Management Practice 1. Connecting to an Oracle databaseUse Plsql to connect the database I configured above. If you don't need to debug your
Constant 1. Define the syntax format for constants Constant name constant type identifier [not null]:= value; constants, including the following variable names must begin with a letter, cannot have spaces, cannot exceed 30 characters in length, and cannot have the same name as reserved words, and the constant (variable) quantity name is case-insensitive and can be followed by a number or special character. Not NULL in parentheses is an optional parameter, and if selected, indicates that the con
Questions about creating Oracle jobs through PL/SQL developer 8.0 [transfer] test environment: oracle9i, PL/SQL developer 8.0, PL/SQL developer 7.0 After a colleague created Oracle jobs through
working is 'too vague 'was it "type not known" type of error? Did you grant execute on it? What was the error? Rating: 5 Passing a Java String Array from Java to PL/SQL August 28,200 3Reviewer: Olerag From Virginia First example of code I 've seen that clearly demospassing a Java string array to a PL/S
Tags: PL/SQL Exception handling methods 1: What is exception handling: PL/SQL provides a function to handle exceptions, called exception Handling in PL/SQL blocks, and exception handling we can test the code and avoid exception
1. Super-long PL/SQL code Impact: maintainability and Performance Symptoms: In complex enterprise applications, there are hundreds of thousands of rows of stored procedures or tens of thousands of rows of packages. Why is it the worst: Too long PL/SQL code is not conducive to reading, and third-party tools may also en
exception handling, because if no exception handling is declared in the program, the program is terminated when the program runs in error, and no information is prompted. The following are examples of programming using system-provided exceptions.4. Using SQLCODE in PL/SQL, SQLERRM exception handling functionsBecause the maximum length of the Oracle error message
cursor into ...END LOOP; Sixth chapter 1. ExceptionsAnswer: DECLARE...E_toomanystudents EXCEPTION; /* DECLARE exception */...BEGIN...RAISE e_toomanystudents; /* Trigger Exception */...EXCEPTIONWhen E_toomanystudents and/* Triggers an exception */...When OTHERS and/* handles all other exceptions */...END; PL/SQL stored procedure programming (bottom) 1. Stored Procedures (PROCEDURE)A: The creation process:C
. PL/SQL block type1) The previous examples of anonymous blocks are all anonymous blocks without names. 2) subroutine a. process: it can complete a series of "methods" for adding, deleting, modifying, and querying actions ". Example: update the salary of an employee with the specified name. The name is case-insensitive. Create or replace procedure update_sal (P_e
have entered is ' | | temp);RETURN AA;END F_jie;--15.2 creation ProcessCREATE OR REPLACE PROCEDURE P_jie isCursor YB is SELECT us_name from zyj_gongzi;--creating cursorsTemp yb%rowtype;--Creating row-level variablesBEGINIF not Yb%isopen then OPEN YB;END IF;LOOPEXIT when Yb%notfound;FETCH YB into temp;--cursor traversal tableDbms_output.put_line (Temp.us_name);END LOOP;END P_jie;--15.3 calling functionSELECT F_jie (ad) from dual;--function call--15.4 Call procedureBEGINP_jie;END;--15.5 exception
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