How do I find the column data type and size in SQL?

How do I find the datatype of a column in SQL?

You can get the MySQL table columns data type with the help of “information_schema. columns”. SELECT DATA_TYPE from INFORMATION_SCHEMA. COLUMNS where table_schema = 'yourDatabaseName' and table_name = 'yourTableName'.

How do I find the size of a column in SQL?

Use COL_LENGTH() to Get a Column's Length in SQL Server In SQL Server, you can use the COL_LENGTH() function to get the length of a column. More specifically, the function returns the defined length of the column, in bytes. The function accepts two arguments: the table name, and the column name.

How do I find the length of a datatype in SQL?

you can use max_length for size of each data type.1EXEC sp_spaceused; for all database;2EXEC sp_spaceused N'schema. TableName'; for a specific table;3EXEC sp_helpdb N'DatabaseName'; if you want details from each file.

How do I find column properties in SQL?

Right-click a column in the Model Explorer and click Properties. The SQL Server Table Column Editor opens. Select the table from the Table drop-down to define the columns that are available for the table.