Constraints

There is a limitation on the length of the name of the table or index that you want to create.

Table 1-1 Constraints on the length and content

Description	Constraints on the length	Constraints on the content
table name	256	Must contain only alphanumeric characters or "_" and must start with an alphabetic character
namespace name	128	Must contain only alphanumeric characters or "_" and must start with an alphabetic character
field name	64	No constraints
secondary-index name	64	Must contain only alphanumeric characters or "_" and must start with an alphabetic character
text-index name	64	Must contain only alphanumeric characters or "_" and must start with an alphabetic character
region-name	128	Must contain only alphanumeric characters or "_" and must start with an alphabetic character