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How can I get the list of a columns in a table for a SQLite database?
I am looking to retrieve a list of columns in a table. The database is the latest release of SQLite (3.6, I believe). I am looking for code that does this with a SQL query. Extra bonus points for metadata related to the columns (e.g. length, data type, etc...)
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Foreign Key naming scheme
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The standard convention in SQL Server is:
FK_ForeignKeyTable_PrimaryKeyTable
So, for example, the key between notes and tasks would be:
FK_note_task
And the key between tasks and users would be:
FK_task_user
This gives you an 'at a glance' view of which tables are involve...
Alter MySQL table to add comments on columns
I have been checking the MySQL Documentation for ALTER TABLE and it does not seem to include a way to add or modify a comment to a column. How can I do this?
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CSS table layout: why does table-row not accept a margin?
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See the CSS 2.1 standard, section 17.5.3. When you use display:table-row, the height of the DIV is solely determined by the height of the table-cell elements in it. Thus, margin, padding, and height on those elements have no effect.
http://www.w3.org/TR/CSS2/tables.html
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How to change the foreign key referential action? (behavior)
I have set up a table that contains a column with a foreign key, set to ON DELETE CASCADE (delete child when parent is deleted)
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How do you write a migration to rename an ActiveRecord model and its table in Rails?
...s there any way to use a migration to rename a model and its corresponding table?
5 Answers
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Check if table exists in SQL Server
I would like this to be the ultimate discussion on how to check if a table exists in SQL Server 2000/2005 using SQL Statements.
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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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Convert json data to a html table [closed]
Is there any jQuery or javascript library that generates a dynamic table given json data?
I don't want to define the columns, the library should read the keys in the json hash and generate columns.
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mysql check collation of a table
How can I see what collation a table has? I.E. I want to see:
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