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Difference between Hive internal tables and external tables?

Can anyone tell me the difference between Hive's external table and internal tables. I know the difference comes when dropping the table. I don't understand what you mean by the data and metadata is deleted in internal and only metadata is deleted in external tables. Can anyone explain me in terms o...
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Local and global temporary tables in SQL Server

What is the difference between local and global temporary tables in SQL Server? 7 Answers ...
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How to search a specific value in all tables (PostgreSQL)?

Is it possible to search every column of every table for a particular value in PostgreSQL? 8 Answers ...
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List all tables in postgresql information_schema

What is the best way to list all of the tables within PostgreSQL's information_schema? 8 Answers ...
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postgresql list and order tables by size

How can I list all the tables of a PostgreSQL database and order them by size ? 7 Answers ...
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How to get the sizes of the tables of a MySQL database?

I can run this query to get the sizes of all tables in a MySQL database: 16 Answers 16...
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How do I see all foreign keys to a table or column?

...ow do I get a list of all foreign key constraints pointing to a particular table? a particular column? This is the same thing as this Oracle question , but for MySQL. ...
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Get list of all tables in Oracle?

How do I query an Oracle database to display the names of all tables in it? 23 Answers ...
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Get record counts for all tables in MySQL database

Is there a way to get the count of rows in all tables in a MySQL database without running a SELECT count() on each table? ...
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In MySQL, how to copy the content of one table to another table within the same database?

I am new to MySQL. I would like to copy the content of one table to another table within the same database. Basically, I would like to insert to a table from another table. Is there easy way of doing this? ...