How many fields can a MySQL table have?

Question

MySQL has hard limit of 4096 columns per table, but the effective maximum may be less for a given table.

How many fields can a SQL table hold?

Answer. For the columns in a table, there is a maximum limit of 1024 columns in a table. SQL Server does have a wide-table feature that allows a table to have up to 30,000 columns instead of 1024.

What is the maximum number of records in MySQL table?

In InnoDB, with a limit on table size of 64 terabytes and a MySQL row-size limit of 65,535 there can be 1,073,741,824 rows.

What is the maximum column in table?

In a nutshell: 4096 columns per table, 1017 with InnoDB.

Can a table contain many fields?

In Access, you can define up to 255 fields in a table. If you create 255 fields and then delete 10, Access does not release the fields from the internal column count. Also, for every field whose properties you modify, Access creates a new field and does not release the original field from the internal column count.

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