大约有 6,000 项符合查询结果（耗时：0.0169秒） [XML]
How do I get a raw, compiled SQL query from a SQLAlchemy expression?
I have a SQLAlchemy query object and want to get the text of the compiled SQL statement, with all its parameters bound (e.g. no %s or other variables waiting to be bound by the statement compiler or MySQLdb dialect engine, etc).
...
How can I select the first day of a month in SQL?
...ug will affect me? It is marked as fixed in 2010. Does that mean that only SQL Server 2012 and newer are safe, or is it possible that a 2008 server may have been patched?
– Jon
May 5 '17 at 18:05
...
Non-Relational Database Design [closed]
...d in hearing about design strategies you have used with non-relational "nosql" databases - that is, the (mostly new) class of data stores that don't use traditional relational design or SQL (such as Hypertable, CouchDB, SimpleDB, Google App Engine datastore, Voldemort, Cassandra, SQL Data Services...
SQL Server - Create a copy of a database table and place it in the same database?
... same DB. How can I do that using either Management Studio (preferably) or SQL queries ?
7 Answers
...
How to get current timestamp in string format in Java? “yyyy.MM.dd.HH.mm.ss”
...terribly troublesome old date-time classes such as java.util.Date and java.sql.Timestamp are now legacy, supplanted by the java.time classes built into Java 8 and later. See Tutorial by Oracle.
– Basil Bourque
Dec 24 '18 at 20:01
...
Solutions for INSERT OR UPDATE on SQL Server
...wer to a very similar previous question
@Beau Crawford's is a good way in SQL 2005 and below, though if you're granting rep it should go to the first guy to SO it. The only problem is that for inserts it's still two IO operations.
MS Sql2008 introduces merge from the SQL:2003 standard:
merge tabl...
How can I list all foreign keys referencing a given table in SQL Server?
I need to remove a highly referenced table in a SQL Server database. How can I get a list of all the foreign key constraints I will need to remove in order to drop the table?
...
How can I see the SQL generated by Sequelize.js?
I want to see the SQL commands that are sent to the PostgreSQL server because I need to check if they are correct. In particular, I am interested in the table creation commands.
...
What are the main performance differences between varchar and nvarchar SQL Server data types?
I'm working on a database for a small web app at my school using SQL Server 2005 .
I see a couple of schools of thought on the issue of varchar vs nvarchar :
...
How to view corresponding SQL query of the Django ORM's queryset?
...
doesnt work. i see <django.db.models.sql.query.Query object
– dopatraman
Jan 29 '19 at 23:14
...