null related issues & queries in DbaXchanger



MySQL, IF statement, variables, and NULL

mysql null
Updated April 15, 2019 10:06 AM

Replace NULLs with value

sql-server insert null replace isnull
Updated April 04, 2019 11:06 AM











check numeric column for empty cells

datatypes null
Updated November 01, 2018 11:06 AM

Allow Null Columns vs separate 1-to-many tables

mysql null
Updated October 29, 2018 13:06 PM


returning records with null

null
Updated October 15, 2018 16:06 PM









Returning 0 if value is NULL

mysql sql null coalesce
Updated August 03, 2018 03:06 AM



Does PostgreSQL index null values?

postgresql index null
Updated June 21, 2018 20:06 PM




SQL left join returns null column

sql-server sql join null
Updated May 11, 2018 23:06 PM





MYSQL only Show columns which allow null

mysql null
Updated April 19, 2018 08:06 AM

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