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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 the language of oracle extended SQL. It includes standard

IT Ninja Turtles PL/SQL Developer tips and shortcuts, Ninja Turtles developer 1. SQL plus Window: File-> New-> Command Window. This is similar to the SQL plus client tool of oracle, but it is much easier to use than it. 2. Set the Keyword to Uppercase automatically: Tools->

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/

10 types of Java developers often encounter errors when writing SQL statements, and 10 types of java developer SQL The degree to which Java developers can coordinate object-oriented programming thinking and command line programming thinking depends on their ability: Tips (anyone can write code in the command line format)Dogma (some people use the "mode-mode" meth

---- Set a non-primary key to clustered index [Step 4] to: http://king123654789.iteye.com/blog/1169191 1. View All indexes. Clustered indexes are created on the primary key by default.Sp_helpindex person 2. -- delete the primary key constraint and remove the index constraint on the primary key queried in [1], for example, PK _ person _ 117F9D94. Remove the primary key constraint from the primary key field. This field is not the primary key.Alter table person drop constraint PK _ person _ 117F9

[PLSQL Developer] PLSQL Developer SQL Editor garbled, plsqldeveloper[Problem] We often write various statements in the SQL window of PLSQL Developer. To save these statements, you can save them as a text file or copy them and paste them into a Word file, the advantage of sto

Label:Today, to connect to the Oracle database, the Plsql Developer is downloaded, but the installation prompts the Oracle client to install incorrectly.Then Baidu data found that through the Plsql developer connection to the Oracle database, you need to install Oracle, and then configure Oracle before you can connect to the database.However, SQL

Export and Import of table structures and table data in PL/SQL Developer, and tables in developerExport table structure: Tools --> Export User Objects (Export User object) --> select the table to Export (including Sequence) -->. in the SQL file, all the exported table data is exported to the SQL file: Tools --> Export

"Problem" IWe often write various statements in the SQL form of Plsql developer. When you need to save these statements, you can save them as a text file, and you can copy and paste them into a word file. The advantage of the word file is that the statement retains its original format and can clearly distinguish between keyword, constants, and so on. Just when you include Chinese characters in the statement

database. Wait a moment and prompt that the export is complete. Then run the following command to import data: >oracle_ctl[oracleusername][password] You do not need to specify the database name or the like here, because it has already been specified in the script. Wait for a moment after the import is complete. At this point, the knowledge about migrating SQL to Oracle by SQL

PL/SQL Developer Quick action: show invisible characters Display historical SQL statements copy entire statements of the Windows to a new SQL windowDisplay invisible characters: You can display the blank space, carriage return;Show History SQL statement: Ctrl+e, not only con

different Object types. 4. All SQL statement characters are in uppercase I think this is a good habit. The core of the information system is the database. When the system goes wrong, the first query is the SQL statement, how to quickly find the SQL statement in the vast log is quite painful.SQL statements in uppercase cannot completely solve this problem, but it

Http://hi.baidu.com/yunfanleo/blog/item/fa65fcfd91916346d7887d25.html PL/SQL developer PL/SQL developer is an integrated development environment dedicated to the development of Oracle database storage program units. Nowadays, more and more business logic and application logic are turning to Oracl

"Problem" we often write various statements in the SQL window of Plsql developer, when we need to save these statements, can be saved as a text file, can also be copied and pasted into a word file, the advantage of being placed in a word file is that the statement retains its original format. Can clearly distinguish between keywords, constants, etc., but when the statement contains Chinese characters, paste

The key to performance optimization is to find the right direction, for example, for a PL/SQL code, we think it is slow to execute, but in the end it needs a measurable tool to analyze, and we sometimes like to leave debug code in it, like using dbms_utility.get_ Time is spent on the execution of the statement, which can be cumbersome if the code is large.PL/SQL Develop