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Printing the value of a variable in SQL Developer
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DECLARE
CTABLE USER_OBJECTS.OBJECT_NAME%TYPE;
CCOLUMN ALL_TAB_COLS.COLUMN_NAME%TYPE;
V_ALL_COLS VARCHAR2(5000);
CURSOR CURSOR_TABLE
IS
SELECT OBJECT_NAME
FROM USER_OBJECTS
WHERE OBJECT_TYPE='TABLE'
AND OBJ...
The ALTER TABLE statement conflicted with the FOREIGN KEY constraint
I have a problem when trying to add a foreign key to my tblDomare table; what am I doing wrong here?
18 Answers
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Rename a table in MySQL
Renaming a table is not working in MySQL
16 Answers
16
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Hibernate: “Field 'id' doesn't have a default value”
...any cases this problem can also be resolved by just dropping the offending table (or tables), assuming that Hibernate is set up to automatically create/manage the DB schema. To drop tables from a managed schema, SET foreign_key_checks = 0; is your friend. Just be sure to SET foreign_key_checks = 1...
What's the difference between TRUNCATE and DELETE in SQL
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General Overview
If you want to quickly delete all of the rows from a table, and you're really sure that you want to do it, and you do not have foreign keys against the tables, then a TRUNCATE is probably going to be faster than a DELETE.
Various system-specific issues have to be considered, a...
SQL Server Management Studio alternatives to browse/edit tables and run queries [closed]
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I strongly feel that we can't edit tables and can't run queries with hints using LINQ
– bjan
May 18 '12 at 5:28
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How do I use ROW_NUMBER()?
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For the first question, why not just use?
SELECT COUNT(*) FROM myTable
to get the count.
And for the second question, the primary key of the row is what should be used to identify a particular row. Don't try and use the row number for that.
If you returned Row_Number() in your main...
How to align content of a div to the bottom
...ignment issues with the items aren't fixed height, it's easier just to use tables.
Example: Can you do this HTML layout without using tables?
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SQL UPDATE SET one column to be equal to a value in a related table referenced by a different column
...ver MySQL. In my case, the source and destination columns are in the same table, but record selection is based on the other table. The "SELECT" version of the query works, but the UPDTATE statement throws a syntax error at "FROM"
– 2NinerRomeo
Mar 4 '15 at 19...
SQL DROP TABLE foreign key constraint
If I want to delete all the tables in my database like this, will it take care of the foreign key constraint? If not, how do I take care of that first?
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