What is the maximum number of columns per table?

What is the maximum number of column in a table?

MySQL has hard limit of 4096 columns per table, but the effective maximum may be less for a given table. The exact column limit depends on several factors: The maximum row size for a table constrains the number (and possibly size) of columns because the total length of all columns cannot exceed this size.

How many table columns is too many?

There isn't a number that's too many. That said, it sounds like, based on your description, that you're not dealing with a properly structured table. 180 columns to define a user and 280 columns to define a thing... That can't possibly be normalized or a fact table.

What is the maximum number of columns in a table index?

When an object instance is inserted into a table, the attributes are exploded into separate columns in the table, and the Oracle 1000-column limit applies. ... Logical Database Limits.ItemType of LimitLimit ValueColumnsPer table1000 columns maximumColumnsPer index (or clustered index)32 columns maximum

What is the maximum number of columns in a table in Word?

A Word table can contain as many as 63 columns but the number of rows is unlimited.