#sql null values

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SQL NULL Values | A Little Discussion on NULL in SQL

SQL NULL Values | A Little Discussion on NULL in SQL

In query SQL null values indicate the column with no values, or an empty column value. So a NULL value is an empty field in specific column. where no value has been assigned.

When creating a table, or database, a field in a row left blank for not having appropriate data to fill in, so the table is saved with null values in that field. It is possible to insert data or update the table without…

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