大约有 1,954 项符合查询结果（耗时：0.0124秒） [XML]
Using Transactions or SaveChanges(false) and AcceptAllChanges()?
...ich database it's talking to, Rollback() is called in case it's talking to MySql or something that doesn't have that automatic behavior.
– Jared
Jun 13 '16 at 20:52
...
LINQ-to-SQL vs stored procedures? [closed]
...
LINQ to Entities works with Postgres and MySql in addition to MSSQL. Not sure, but I thought I read there was something for Oracle around.
– bbqchickenrobot
Jul 8 '09 at 17:36
...
How to generate the “create table” sql statement for an existing table in postgreSQL
... Brilliant bit of code, especially for those of us coming from MySQL, using SHOW CREATE TABLE table_name. Additionally, I'm accessing a database with limited permissions, so this is perfect.
– Eric P
Mar 9 '18 at 22:59
...
Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS's? [duplica
...MS
before assuming all of this still holds.
I've been a Sybase ASE, MySQL, and SQL Server DBA on-and off since for almost a decade (along with application development in C, PHP, PL/SQL, C#.NET, and Ruby). So, I have no particular axe to grind in this (sometimes) holy war.
The historical per...
Why does Date.parse give incorrect results?
...split[dc]]=dtsplit[dc];
}
// uses assc array for standard mysql format
dstring[r] = '20'+df['yy']+'-'+df['mm']+'-'+df['dd'];
dstring[r] += ' '+df['HH']+':'+df['MM']+':'+df['ss'];
share
|
...
How to fix: “UnicodeDecodeError: 'ascii' codec can't decode byte”
...quire a little configuration. Always use Unicode strings for SQL queries.
MySQL
In the connection string add:
charset='utf8',
use_unicode=True
E.g.
>>> db = MySQLdb.connect(host="localhost", user='root', passwd='passwd', db='sandbox', use_unicode=True, charset="utf8")
PostgreSQL
Ad...
Splitting string into multiple rows in Oracle
I know this has been answered to some degree with PHP and MYSQL, but I was wondering if someone could teach me the simplest approach to splitting a string (comma delimited) into multiple rows in Oracle 10g (preferably) and 11g.
...
Start / Stop a Windows Service from a non-Administrator user account
...ING : /grant=mike=f : No previous object opened". The service I tried was MySQL. Reboot: access is denied, as ever.
– mike rodent
Mar 14 '16 at 21:29
add a comment
...
Add Keypair to existing EC2 instance
...editing, or copying files that belong to non-root users. For example, your mysql user on instance A may have the same UID as your postfix user on instance B which could cause problems if you chown files with one name and then move the volume back to A.
Wrap Up
After you are done and you are happy ...
Java to Clojure rewrite
...ok at Clj-Record and SQLRat (not very mature yet). ClojureQL supports only MySQL and PostgreSQL at the moment AFAICT. The current limitation in c.c.sql to disallow underscores in column names may come as a surprise. I think discussing the development aspects on the Clojure list as-and-when-required ...