I uninstalled PL/SQL Developer and compared it with Toad for Oracle.
Previously, PL/SQL Developer was used to manage Oracle, which was inconvenient to use. It is very difficult to open, and there is always an extra box in the upper left corner of the interface. It cannot be
3.3.1 unlike Oracle SQL * Plus, PL/SQL developer provides users with a dedicated Oracle database storage
Program The integrated development environment of the unit allows you to easily create applications on the server. PL/SQL developer has functions such as program editing
|' error description = '| v_err_msg );End mals_nm_exec_drop_proc;
After the above four stored procedures are created, if a Red Cross exists before a stored procedure, it just shows that there is a syntax error. In this case, if it is in PL/SQL, you can enter the stored procedure and press F8 for compilation, the console displays an error message. If you are using toad
Tags: Oracle Toad database ManagementUsing PL/SQL developer to manage Oracle in the past has found it inconvenient to use. Open very card, and the upper left corner of the interface is always more out of that box, how can not be set by default hidden away.The only thing that is worth it is that there is a beautification tool, but later found that
In order to learn the SQL statements of the database, after a long wait and learning, I finally learned how to use Oracle 10 Gb to learn the SQL statements of the database over the past few days.
Required Software: Oracle 10g, TOAD for Oracle
The installation of Oracle10g is very simple. Before installation, it is best to set the computer name in advance (if you
It is very easy for us to implement SQL tuning by toad. we need to do is just give complex SQL statement to Toad. The articleGive you some examples to demonstrate how to tuning SQL by toad for Oracle.
1. Get execution planEditor
1. First talk about the difference between pl/SQL and SQL * plus. For example, it is easy to understand:
Pl/SQL-> C ++ LanguageSQL * plus-> Microsoft Visual C ++ 6.0 Compiler
Pl/SQL is
Tags: col program configuration SQL query field positioning Rod AC MVCThese days encountered two problems, are very wonderful, distressed for three days, the final positioning out.Problem one, inserting data through PL/SQL developer to a remote Oracle database server, querying data through PL/
In fact, this is also a problem at work. To tell the truth, I am not willing to do it myself. I also want to write statements for queries, but I have not thoroughly studied this kind of information,Write SQL statements in JavaProgramAt the same time, I chose to be lazy.
First, if it is golden, of course there is no need to say that the Direct Write statement is similar to select. If it is PL/
Using PL/SQL profiler to locate PL/SQL bottleneck code for SQL optimization, you can use SQL tuning advisor to achieve automatic SQL optimization and adjustment. For
Develop PL/SQL subprograms and packages, write triggers using PL/SQL, and Apply Oracle and pljdbc to JDBC.
1. subprograms:
Declaration, executable, and Exception Handling (optional)
2. subprogram classification:
A. Process-execute some operations
A. syntax of the creation process:
CREATE [or replace] PROCEDURE
BEGIN
1. Define a SQL class HelloDROP JAVA SOURCE newxzxt. " Hello "; CREATE OR REPLACE and RESOLVE JAVA SOURCE NAMED newxzxt. " Hello "as import java.lang.*; public class Hello {public static string say (String args) { System.out.println (args); return args; } } /2. The SQL class above the stored procedure callCREATE OR REPLACE Procedure newxzxt.prc_hehe (
Working with Dates in PL/SQL (date used in PL/SQL) The previous articles in this introductory PL/SQL series focused on working with strings and numbers in PL/
Working with Numbers in PL/SQL (use numbers in PL/SQL) This article gives you all the information you need in order to begin working with Numbers in your PL/SQL programs. numbers in PL/
PL-SQL package creation and application, pl-SQL CreationZookeeper
Creating and applying PL-SQL packages
① IntroductionA package is a combination of PL/
1. The various parts of the sub-program:Declaration section, executable part, exception handling section (optional)2. Sub-Program classification:A. Procedures-performing certain operationsA. Syntax for creating a procedure:CREATE [OR REPLACE] PROCEDURE BEGIN[EXCEPTIONEND;B. Three modes of process parameters:In: Used to accept the value of the calling program, the default parameter modeOut: Used to return a value to the calling programIn out: Used to accept the value of the calling program and re
PL/SQL program control structure and change data and manage transactions in PL/SQL, plsql1. condition Control
A. IF condition branch Syntax:
If (condition 1) then
Statement;
Elsif (condition 2) then
Statement;
Elsif (Condition 3) then
Statement;
Else
Statement;
End if;
B. case condition branch: equivalent comparison, c
................................................................................................ END LOOP; D. Nesting loops and Labels: defining labels: 3. Sequential controlA.goto statement: Used to jump to a specified The disadvantage is that it increases the complexity of the program and reduces readability, so Oracle does not recommend using it for the day. B. NULL statement: Empty statement, do not have any actual effect, usually occupy position with 4. Exception Handling A. There are two
This article gives you all the information you need in order to begin working with numbers in your PL/SQL programs.Numbers in PL/SQL
PL/SQL offers a variety of numeric datatypes to suit different purposes:
Number. A true decimal
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