field name

Rename column name in MongoDB (change field name)Category: Database 2012-06-11 11:071648 people read comments (0) favorite reports Mongodbshell2010cTransferred from: HTTP://HI.BAIDU.COM/YOUHONG2010/ITEM/6BB2F020115394846E2CC3B6See also:

The problem that the MySQL table field name contains a minus signWhen inserting data into MySQL Data, the SQL syntax error is always prompted. After half a day of check, it turns out that the table name contains a minus sign. Original TABLE

Oracle obtains table structure information: Table Name, view or not, field name, type, length, non-empty, primary key, and oracle View select a.TABLE_NAME as "TableName", case when (select count(*) from user_views v where v.VIEW_NAME

1. Whether mysql is case sensitive by default. Use show Variables like '% table_names' to check the lower_case_table_names value. 0 indicates yes, and 1 indicates no. 2. mysql is case insensitive for data of the varchar type by default. However, if

Oracle converts the table name and field name to uppercase. When using powerdesigner to create a database, pay attention to Case sensitivity. Note: The following scripts are correctly executed on oracle 10g and 11g to convert table names to

The Parameter Name of the mysql stored procedure should not be the same as the field name. The result will be that the parameter value will not be the value you passed in, it is the value of the field in each record. Such consequences are often

MySql adds, deletes, modifies the field name, and modifies the field type bitsCN.com MySql adds and deletes fields, modifies field names, and modifies simple syntax of the field type MySql, which is commonly used but not easy to remember. Of course,

//C # provides generics like templates in C + +, here is an example, combined with generics and reflection, lets us find variable members in a class by string and assign values. This is useful, for example, when we read data from a database or an

Private StaticIqueryable setqueryableorder ( Thisiqueryable Query,stringSortstringorder) { if(string. IsNullOrEmpty (sort))Throw NewException ("You must specify a sort field!"); PropertyInfo SortProperty=typeof(T). GetProperty (Sort,

This article introduces how to use SQL statements to add a new field to an existing table in MySQL, including setting whether the field is null or the default value. let's take a look at the simplest example. in test, add a field named birth and of

SQL modifies the database name, table name, and field name [Materials from the network] Modify database name: alter database original database name modify name = new database name   ADD field: alter table Supplier ADD LoginPassword varchar (20) No

Code Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->Private void btn_listsearch_click (Object sender, eventargs E) { Stringbuilder sb = new stringbuilder (); Spsite site = NULL; Try { Site = new

Direct error reporting without using dynamic statements IncorrectCopy codeThe Code is as follows: alter proc testpapersAsBeginDeclare @ tems nvarchar (max), @ zidaun nvarchar (max)Set @ tems = select * from @ tems order by @ zidaunExec (@

Ask Mysqli to obtain the field name of the specified field in the result Mysqli the field name of the specified field in the result is not found in the manual. Seek expert answers Share to: ------Solution--------------------Data from the

Ask PHP how to get the field name of access Doing something today to get the data in the Access database I've got it, but how do I get the field name of the table? All I get is numbers. Field names that do not display the table //=================

Suppose there is the following code: local t = { a = 1, b = { x = 1, y = 2} } I will pass you a table and want to know which fields are in this table, but cannot be obtained directly. In this case, you can use the following

1. Copy the following vbs script and save it as name2comment. vbs. '******************************************************************************'* File: name2comment.vbs'* Title: Name to Comment Conversion'* Model: Physical Data Model'*

This article mainly introduced the C # DataTable query specified field name data, this article directly give the example code, simple and easy to understand, the need for friends can refer to the 1. After the query to obtain the corresponding data

Recently need to get information about the field in the database, in this collation, ready for later use (I feel can put these commonly used methods, etc., packaged up, later used on the more convenient) Java Gets the field name of each field in the

Excerpted from http://blog.csdn.net/milife2013/article/details/8660205DB2 string connection is the same as the Oracle database, using the "| |" Make a DB2 string connection, using the same way as the plus sign "+" in MSSQLServer. For example,