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Inserting multiple rows in mysql
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it's also possible to use INSERT INTO Table SELECT 1, '14/05/2012', 3 UNION SELECT 2, '05/14/2012', 3. of course, this will only be better of the inserted values are coming from different tables.
– Zohar Peled
Jun 1 '15 at 9...
How to see the values of a table variable at debug time in T-SQL?
Can we see the values (rows and cells) in a table valued variable in SQL Server Management Studio (SSMS) during debug time? If yes, how?
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Border around specific rows in a table?
...ng to design some HTML/CSS that can put a border around specific rows in a table. Yes, I know I'm not really supposed to use tables for layout but I don't know enough CSS to completely replace it yet.
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How to delete large data of table in SQL without log?
I have a large data table.
There are 10 million records in this table.
12 Answers
12
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INNER JOIN vs LEFT JOIN performance in SQL Server
I've created SQL command that uses INNER JOIN on 9 tables, anyway this command takes a very long time (more than five minutes). So my folk suggested me to change INNER JOIN to LEFT JOIN because the performance of LEFT JOIN is better, despite what I know. After I changed it, the speed of query got si...
How to remove all of the data in a table using Django
...def delete_everything(self):
Reporter.objects.all().delete()
def drop_table(self):
cursor = connection.cursor()
table_name = self.model._meta.db_table
sql = "DROP TABLE %s;" % (table_name, )
cursor.execute(sql)
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The object 'DF__*' is dependent on column '*' - Changing int to double
Basically I got a table in my EF database with the following properties:
8 Answers
8
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Import CSV to mysql table
What is the best/fastest way to upload a csv file into a mysql table? I would like for the first row of data be used as the column names.
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SQL Server Insert if not exists
I want to insert data into my table, but insert only data that doesn't already exist in my database.
10 Answers
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SQL keys, MUL vs PRI vs UNI
...hat the field is (part of) a non-unique index. You can issue
show create table <table>;
To see more information about the table structure.
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