大约有 19,000 项符合查询结果（耗时：0.0317秒） [XML]
Hibernate: “Field 'id' doesn't have a default value”
...ns but again got same error what mistake i do i don't know......I am using mysql data base.
– Krunal Patel
Feb 10 '15 at 8:46
...
WHERE vs HAVING
...elf (for example select 1 as "number" ) after HAVING and not WHERE in MySQL?
7 Answers
...
SQL MAX of multiple columns?
...
for those who came here looking for a MySQL way, take a look to @bajafresh4life reply: stackoverflow.com/a/331873/1412157
– LucaM
May 22 '15 at 13:23
...
Lodash - difference between .extend() / .assign() and .merge()
...defaultsDeep will merge child objects and the others will overwrite at the root level
Only _.assign and _.extend will overwrite a value with undefined
Tests
They all handle members at the root in similar ways.
_.assign ({}, { a: 'a' }, { a: 'bb' }) // => { a: "bb" }
_.merge ({}, { ...
How to write a cron that will run a script every day at midnight?
...
@Jordan so the answer to crontab for root is sudo crotab -u root -e
– dashesy
Jan 10 '17 at 21:55
add a comment
|
...
Counting DISTINCT over multiple columns
...INCT concat(DocumentId, DocumentSessionId)) FROM DocumentOutputItems;
In MySQL you can do the same thing without the concatenation step as follows:
SELECT count(DISTINCT DocumentId, DocumentSessionId) FROM DocumentOutputItems;
This feature is mentioned in the MySQL documentation:
http://dev.my...
What is the difference between a schema and a table and a database?
...ction of tables. A DBMS (Database Management System) is the software (like MySQL, SQL Server, Oracle, etc) that manages and runs a database.
share
|
improve this answer
|
fol...
How to drop all user tables?
...
Being new to Oracle and I'm more familiar with MySQL; reseting a DB seems difficult. IN MySQL a USER is separate to a DATABASE. DROP USER username CASCADE worked for me. But in MySQL all I would have to do is DROP DATABASE and create a new one
– gawp...
Render HTML to PDF in Django site
...rServerClient(models.Manager):
def __handle_exception(self, exception_root, exception_id, exec_info ):
type, value, traceback = exec_info
raise JasperServerClientError(exception_root, exception_id), None, traceback
# 01: REPORT-METADATA
# get resource description to ...
Putty: Getting Server refused our key Error
...horized_keys file.
And that works.
Another thing is that even I enabled root login, I cannot get root to work. Better use another user.
share
|
improve this answer
|
follo...