Java script get table cell values and get cell text boxes values

How can I get table cell values and cells text boxes values?That means getting childNodes values using java script.This is easy using core javascripts.Only using 2 for loops.First loop is going to get rows by rows.And other for loop is going each colomn/cells while running the loop of row.This is easy to understand by following simple example.
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How can I get database table sizes?

If you want to get database tables sizes using MySQL you can do it as follows.
MySQL system database called information_schema. It has right information for those who want to get DB table real size.
First of all you must go to the MySQL “information_schema” and get “schema name” of the database from the “SCHEMATA” table. Continue reading How can I get database table sizes?