cognito identity id

Use PHP to extract birthdays from your ID, including 15-and 18-bit IDs function Getidcardinfo ($IDCard, $format =1) {$result [' Error ']=0;//0: Unknown error, 1: Identity card format error, 2: Error-free $result [' flag ']= ';//0 marked adult , 1 indicates underage $result [' tdate ']= ';//birthday, format such as: 2012-11-15 if (!preg_match ("/^ (\d{15}$|^\d{18}$|^\d{17} (\d| x|x)) ($/", $IDCard)) {$re

You cannot use the SELECT into statement to add an identity column to the table ' #tb, which already has the column ' ID ' that inherits the identity attribute. "cannot use the SELECT into statement to add an identity column to the table ' #tb ' in which the column ' ID ' t

Sorting page, SQL2000, encountered the following problems Select Identity (INT, 1, 1) as PID, ID, username, classid into # collectioninfos from pk_collection Select * from # collectioninfos --- ID is the ID column of the original table, auto-increment. The database reports the following error: Server: Message 810

SQL Server 2000 has three similar functions: scope_identity, ident_current, and @ identity. Both return values inserted into the identity column.Nbsp; ident_current returns the final id value generated for any session and a specific table in any scope. Ident_current is not restricted by the scope and session, but by the specified table. Ident_current returns the

[Original address:] The differences between scope_identity, ident_current, and @ identity (comparison) @ Identity (TRANSACT-SQL) returns the system function of the last inserted Identifier value. Note: After an insert, select into, or large-capacity copy statement is completed, @ identity contains the last Identifier value generated by the statement. If the state

-- Scope_identity () the return value of this method is null, because it returns the last value of the identity in the current session and scope. -- @ Identity: returns the value of identity in any scope in the current session. -- Ident_current ('table name') returns the value of the last identity of the specified tabl

Select @ identity usage 11:25:39| Category: JSP Dev|Report|Font SizeSubscription Use select @ identity to obtain the ID automatically generated when the last record is inserted. If you use a stored procedure, the Code is as follows: Set @ [email protected] @ identity Note: After an insert, select into, or large-cap

After an insert, select into, or large-capacity copy statement is completed, @ identity contains the last Identifier value generated by the statement. If the statement does not affect any tables that contain the ID column, @ identity returns NULL. If multiple rows are inserted and Multiple ID values are generated, @

Ident_current returns the identity value that was last generated for any session and for a particular table in any scope. Ident_current is not subject to scope and session restrictions, but is limited to the specified table. @ @IDENTITY Returns the identity value that was last generated for any table in all scopes of the current session. Scope_identity re

Alipay How to open electronic ID card Bao app recently United Wuhan Public Security launched the electronic Identity card service function, with this electronic identity card can achieve a lot of business need ID card does not need ID Users only need to enter t

IDENT_CURRENTReturns the final id value generated for any session and specified table in any scope. SyntaxIDENT_CURRENT ('table _ name ') ParametersTable_name Is the name of the table whose ID value will be returned. The data type of table_name is varchar, with no default value. Return typeSQL _variant NoteIDENT_CURRENT is similar to the SCOPE_IDENTITY and @ IDENTITY