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How do I remove the first characters of a specific column in a table?
...ow can I remove the first 4 characters of values of a specific column in a table? Column name is Student Code and an example value is ABCD123Stu1231 .
I want to remove first 4 chars from my table for all records
...
How do I reset a sequence in Oracle?
...e to call the thing resetting the sequence back to the max ID used in some table. I end up calling this proc from another script which executes multiple calls for a whole bunch of sequences, resetting nextval back down to some level which is high enough to not cause primary key violations where I'm...
Why shouldn't I use mysql_* functions in PHP?
...ing mysql_* is:
//Connected to MySQL
$result = mysql_query("SELECT * FROM table", $link) or die(mysql_error($link));
OR die() is not a good way to handle the error since we can not handle the thing in die. It will just end the script abruptly and then echo the error to the screen which you usuall...
What is the difference between “AS” and “IS” in an Oracle stored procedure?
... as a synonym while creating procedures and packages but not for a cursor, table or view.
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Is it possible to insert multiple rows at a time in an SQLite database?
...t syntax. To make it perfectly clear, the OPs MySQL example:
INSERT INTO 'tablename' ('column1', 'column2') VALUES
('data1', 'data2'),
('data1', 'data2'),
('data1', 'data2'),
('data1', 'data2');
This can be recast into SQLite as:
INSERT INTO 'tablename'
SELECT 'data1' AS 'co...
Disable ONLY_FULL_GROUP_BY
...For instance, insert (below the [mysqld] section) sql_mode = "STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION"
– Vincent Pazeller
Nov 22 '16 at 10:44
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CSS two divs next to each other
...etting to see it be upvoted so much. This creates a layout that is very unstable. I would advise putting the two divs in a container, and using the display: inline-block property in order to have the divs align, as some of the other answers have suggested. I am not criticizing anyone, as we're all h...
Handling an empty UITableView. Print a friendly message
I have a UITableView that in some cases it is legal to be empty. So instead of showing the
background image of the app, I would prefer to print a friendly message in the screen, such as:
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Run PostgreSQL queries from the command line
I inserted a data into a table....I wanna see now whole table with rows and columns and data. How I can display it through command?
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sql “LIKE” equivalent in django query
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Use __contains or __icontains (case-insensitive):
result = table.objects.filter(string__contains='pattern')
The SQL equivalent is
SELECT ... WHERE string LIKE '%pattern%';
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