In this example, Transact-SQL will create a new table with all columns from the rows in "old_table" in which the last name starts with "Ja." Advertisement. Article continues below this ad.

Adds columns to, drops columns from, and changes column attributes in an existing table. Adds, modifies, and drops integrity constraints from an existing table. Restriction: You cannot use any type of ...

sqlgrep does one SQL SELECT ... WHERE query for each field in database. So, for db of 5 tables and 10 fields in each, there will be 50 queries (sending query to db is very simple and fast operation).

We use DataHub to look up table schemas, field descriptions, the top K values for categorical dimension fields, partition keys, and a classification of fields into metrics, dimensions, and attributes.