mysql-python:commands out of sync
MAR 13TH, 2012
This error has been encountered when adding new functionality to the MySQL database access layer:
1
Programmingerror: (2014, "Commands out of sync;" Can ' t run this command now '
The Sync Framework is a full-featured synchronization platform that enables collaboration and offline access to applications, services, and devices. The Sync Framework provides some technologies and tools to support roaming, sharing, and fetching
Address: http://www.pczpg.com/a/2010/0507/7815.html
Call the MySQL stored procedure in the same thing in PHP and then execute another or multiple commands (or execute multiple stored procedures in the same thing) again ), if you use the query
The recording program has the function of writing recorded file information to the MySQL database for query by the BS system.
Therefore, a MySQL class is encapsulated for database operations.
The main interface is Update (): Execute SQL statements.
PHP calls the stored procedure and then executes SQL to prompt commands out of sync; Can ' t run this command now, what is the problem?
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PHP calls the stored procedure and then executes SQL to prompt commands out of sync; Can ' t
Linux Sync server 1 for multi-sync instances
Demand: Online also business requirements, meaning that n machines need to maintain a directory on their respective machines, and they are all the same drops. So, after two days of thinking about it,
EHCO command: Display a line of text"Feature" will print out the content by default, which is most commonly used in the shell.Syntaxecho option argument"Common options"-E activates escape characters\b: Delete the previous character \c: End with a
I. Shell special symbol, Cut command* Any character[Email protected] ~]# Ls/tmp/*.txt/tmp/1.txt/tmp/2.txt/tmp/q.txt[Email protected] ~]#? Any one character[Email protected] ~]# Mkdir/tmp/test1[Email protected] ~]# Touch/tmp/test1[Email protected] ~]#
MySQL Semisynchronous Replication
In addition to the built-in asynchronous replication mechanism, MySQL5.5 also provides interfaces to support semi-synchronous replication.
Disadvantages of asynchronous replication:
MySQL replication is asynchronous
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