oracle database 11g pl sql programming

We know that any programming language can handle exceptions, such as Java and C ++.Oracle DatabaseHow to handle exceptions? In fact, the handling of Oracle Database exceptions is actually very simple. This article givesPL/SQL Exception HandlingThe Code is as follows: de

Oracle Database PL/SQL process and function 4) process www.2cto.com 1. basic concept: oracle allows you to create and store compiled PL/SQL programs in the

Technorati label: before creating a table in PL/SQL, determine whether the table exists. Delete the execution statement of the table if any. Since PL/SQL is used for Oracle client operations, since SQL 2005 was used to execute "b

Oracle Database PL/SQL trigger 7) trigger www.2cto.com 1. two basic concepts: complete the constraints of complex business rules that are difficult to complete due to the integrity constraints of the database; monitor various operations of the

Tags: www. ORACL book data. com github Source code download HTTP 11gBackgroundIn the search for the source of the book, the search to provide is required to download the C-currency. More stubborn (in fact, poor).In the preface to this book, it is mentioned that the source code can be downloaded from www.appress.com.The following is a link to the book on the site:https://www.apress.com/us/book/9781430229469ClickDownload Source CodeLinked to GitHub, you can download the relevant source code for th

Tags: io ar strong data on CTI BS line database1. Format the stored procedure establishes:Create or replace procedure My_procedure isBegin--Execution part (function content);End/Example: (Take HR table for example)Create or replace procedure Insert_procedure isBeginINSERT into JOBS values (' my_job ', ' MY JOB ', 5000,10000);End/2. Stored Procedure CallsBeginInsert_procedure ();End/3. Form of function:CREATE OR REPLACE FUNCTION function_name (arg1 type1)RETURN Return_typeIs--type. Declaration pa

1) classification of Sets Oracle supports three types of collections: Associative array (Index-by table) Nested table) Variable-length array (VARRAY) One of their differences is that the Nested table and VARRY can be used either in PL/SQL or directly in the database, but the Associative array doesn't work, that is, ass

Oracle Database pl SQL study notes, oraclepl 1. define basic variables:2. referenced variable: set serveroutput on declarepename emp. ename % type; psal emp. sal % type; beginselect ename, sal into pename, psal from emp where empno = '000000'; dbms_output.put_line (pename | 'salary:' | psal); end; /3. Record-type varia

PL/SQL Developer does not install a client to connect to a remote oracle database (for example, developeroracle)Labels ):Http://www.oracle.com/technetwork/cn/database/features/instant-client/index-092699-zhs.html2. Download and install PLSQL (around 16 Mb ):Http://www.online

Locate the Oracle installation directory, locate the Tnsnames.ora file under the Admin folder, open the file, and add the database you want to connect to, example:tht = (DESCRIPTION = (Address_list = (ADDRESS = (PROTOCOL = TCP) (HOST = 10.10.124.226) (PORT = 1521)) (CON Nect_data = (service_name = ORCL)))Note: tht for themselves as a linked database name, anythin

Definition of 1.pl/sql:PL/SQL (Procedure language/sql)Plsql is Oracle's procedural extension of SQL languageRefers to the addition of process-processing statements (such as branching, loops, and so on) in the SQL command language, enabling the

Use Oracle instantclient to connect to the Oracle database 1. Download the correspondingProgramI got a 10204 instantclient-basic-win32-10.2.0.4.zip.(34,742,358 bytes) Http://www.oracle.com/technology/global/cn/software/tech/oci/instantclient/htdocs/winsoft.html? _ Template =/ocom/print Http://www.oracle.com/technology/software/tech/oci/instantclient/htdocs/

Tags:. NET 127.0.0.1 Pictures Basic ext TNS TOC nbsp script1, first install Plsql client, Chinese, registration;2, download Oracle Client:instantclient-basic-nt-11.2.0.2.0.zip;3. Configuring the Plsql-tool-Connection Configuration Oracle home directory name path and OCI library path4. Configure oracle_home in the system environment variable5. Configure the E:\tools\instantclient_11_2\network\admin folder be

1) Overview: the programming language formed after procedural expansion of Oracle in the standard SQL language is a unique Oracle language that supports application development. 2) Syntax: 1. basic Structure declare -- declare some variables, constants, user-defined data types, cursors, and so on -- this part is option

Tags: Oracle for whileSELECT statement1. If...then statementsGrammar:If Condition_expression: Represents a conditional expression whose value is true when the program executes the PL/SQL statement below if;If the value is False, the program skips the statement following the IF statement and executes the statements immediately after the end If.The statement to exe

PL/SQL Basic structurePL/SQL data type Numeric type: Number (p,s), Pls_integer, Binary_integerCharacter types: CHAR, NCHAR, VARCHAR2, NVARCHAR2, LONGDay Type: DateBoolean Type: BooleanDefine data type: typeType Data type: Oracle allows you to define Recode, TABLEPL/SQL Const