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Hibernate: Automatically creating/updating the db tables based on entity classes
...ts it should be hibernate.hbm2ddl.auto
A value of create will create your tables at sessionFactory creation, and leave them intact.
A value of create-drop will create your tables, and then drop them when you close the sessionFactory.
Perhaps you should set the javax.persistence.Table annotation e...
How to drop unique in MySQL?
...you can use the following SQL Script to delete the index in MySQL:
alter table fuinfo drop index email;
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How to copy a row and insert in same table with a autoincrement field in MySQL?
... row with an autoincrement column ID=1 and insert the data into same table as a new row with column ID=2 .
13 Answer...
MYSQL import data from csv using LOAD DATA INFILE
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You can use LOAD DATA INFILE command to import csv file into table.
Check this link MySQL - LOAD DATA INFILE.
LOAD DATA LOCAL INFILE 'abc.csv' INTO TABLE abc
FIELDS TERMINATED BY ','
ENCLOSED BY '"'
LINES TERMINATED BY '\r\n'
IGNORE 1 LINES
(col1, col2, col3, col4, col5...);
For...
Table overflowing outside of div
I'm trying to stop a table that has width explicitly declared from overflowing outside of its parent div . I presume I can do this in some way using max-width , but I can't seem to get this working.
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Database Design for Revisions?
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Do not put it all in one table with an IsCurrent discriminator attribute. This just causes problems down the line, requires surrogate keys and all sorts of other problems.
Design 2 does have problems with schema changes. If you change the Employees...
How can I tell when a MySQL table was last updated?
...updated the xx/xx/200x" with this date being the last time a certain mySQL table has been updated.
15 Answers
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SQL Server Management Studio won't let me add an index to a table
When I right click on the indexes folder in the table the "New Index" menu item is grayed out. I don't understand why. I've deleted all data in the table just in case, and refreshed and restarted SSMS, but no luck. I'm using SQL Server 2012 Business Intelligence SP1 CTP.
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Explicit vs implicit SQL joins
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Personally I prefer the join syntax as its makes it clearer that the tables are joined and how they are joined. Try compare larger SQL queries where you selecting from 8 different tables and you have lots of filtering in the where. By using join syntax you separate out the parts where the tabl...
Can PHP PDO Statements accept the table or column name as parameter?
Why can't I pass the table name to a prepared PDO statement?
7 Answers
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