peoplesoft database tables

How to Use php to automatically back up database tables and use php to back up database tables 1. Preface There are many backup methods for mysql databases; For example: 1. Use the mysqldump Function Mysqldump-u username-p dbname table1 table2...> BackupName. SQL The dbname parameter indicates the

Optimization of large database tables: Use the tered tables and the tered Index) Two-dimensional tables and two-dimensional indexes are a technology provided by oracle. The basic idea is to share several tables with the same data items that are frequently used together throu

, but never come up with a good way. I recently looked at the construction of the data warehouse and found the concepts of fact tables and dimension tables. I have a little bit of feeling in conjunction with my own projects. In fact, some signs and States can all be seen as a dimension of sales information. In general, it is not the condition field in the order table. In the past, a new requirement was to

Overview of SQL Server database dimension tables and fact tables: Fact table Each data warehouse contains one or more fact tables. Fact tables may contain business sales data, such as cash register transactions The resulting data, the fact table usually contains a large n

This article collects in my notebook, because cannot find the original source. Omitted in this, as if who knows can contact me plus.The core is to use the MySQL system table and the "optimize table name " command, the MySQL data table for the space release. Because both the Delete and drop table do not release the tablespace (thetruncate command frees the tablespace "delete all data"), it needs to be freed with the optimize command.The purpose of this stored procedure is to defragment all the

Alter Table 2addconstraintcheck>='1996-10-26 ')3. Add a unique constraint (ID card only one in the world) 1 alter table Student 2 add constraint uq_identitycard unique (identitycard)4. Add a PRIMARY KEY constraint 1 alter table Student 2 add constraint pk_studentno primary key(Studentno) 5. Add foreign KEY constraint (main table Student and build relationship from table result, associate column Studentno)1 Alter Table 2addconstraint fk_studentno3 foreign KeyReferencesV. Review the sy

needs to be tested. // SQL. append ("(" + Table. getfield (). Get (I). getcolumnsize () + ")"); //} If (I = table. getfield (). Size ()-1 ){ Continue; } SQL. append (","); } // Execute Stmt = conn. createstatement (); Stmt.exe cutequery (SQL. tostring (). Trim ()); // Stmt.exe cutequery (schemasql ); } Conn. Commit (); } Catch (sqlexception ex ){ Logger. getlogger (createhivetable. Class. getname (). Log (level. Severe, null, ex ); } Finally { If (stmt! = NULL ){ Try { Stmt. Close (); } Catch

1. Basic table definition, deletion, and modification (1) Definition basic table createtable table name (column Name Data Type [column-level integrity constraints] [, column Name Data Type [column-level integrity constraints]... [, Table-level integrity constraints]) for example: create a "student" Table studentcreatetablestudent (Snointprimarykeyauto_in 1. Definition, deletion, and modification of Basic Tables (1) definition of the create table name

Tags: set tin web execution output Art Check HTM encoding methodToday to the MySQL database to add a table containing Chinese data, but always out of the exception, check the program did not find errors, helpless Ah, and then re-check the table found that the table is encoded latin1 and the original thought can be inserted in the Chinese field encoding is also latin1, Then again carefully observe the console output of the exception, further determined

SQL Server traverses all tables in the database and the total number of statistical tables: Code Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->1 declare @ tablename varchar (255 ); 2 create table # getrecordingtemptable ([ID] [int] Identity (1,1) not null, [tablename] varchar (255) not null, [recordingcount] IN

Select a server to list all databases on the server:Select * from Master. DBO. sysdatabases; Select a database and read the tables in the database:Select * From DBO. sysobjects where objectproperty (ID, N 'isusertable') = 1; List fields in a table:Select C. name as columnname, C. colorder as columnorder, C. xtype as datatype, typ. name as datatypename, C. length, C. isnullable from DBO. syscolumns C inner

order table grew bigger and bigger, many fields were not directly related to the order, but I couldn't figure out what to do, I don't know which table should be attributed to. Is it a new table? Or what other tables? The final result is often added to the order table. Multi-condition query, dynamic query, and comprehensive query in different dimensions. It is actually a connection query in different dimensions. The more conditions, the more dimensio

Tags: interface graphics database MySQL ExcelIf you have a lot of data to lead into the database table, knocking code is probably not efficient, and for data manipulation, Excel has advantages in this respect, but how to combine it? The purpose of this blog is to turn Excel data tables into database

When you recently used Hibernate's dynamic build table in your project to configure Hbm2ddl.auto as update, you found that hibernate did not generate the corresponding data table information according to the default build rules. Strangely, however, only some of the tables were not generated, while the other tables were generated successfully. Reboot the project and find the problem remains. Oddly, although

Tags: images src PNG technology Modify import data Create nav MigrationMigration of tables between databases on the same server:CREATE TABLE Db.tablename as SELECT * from Db2.tablename;This SQL is used by MySQL to copy a table from a DB2 database on one server to another database db, and to copy the structure of the table and the contents of the data.To copy the

Comment is a keyword for Oracle database system, so it can be used to name an indication or field nameThe comment keyword is used to annotate tables and fields, enabling users to understand the structure of a table and the meaning of a database object.Thirdly, the user can query the data information of the table or field through the data dictionary view, and the

Tags: mysq AST resource 0.00 Manage ATI Change yourself classLi Wu:Heng Learn to think together, honouring teachers save Thanksgiving. Leaf See root three return to one, rivers the same oneness.Meekness Conscience Lord, willing to do without regrets to the most bitter. Reading exercises to keep the body and mind, sincere advice and the line and cherish. Data, data, Lingen on the data. You must be cautious about operating the database. Gi