First, use the CONCAT function to construct the full name of the employee by concatenating the first name, space, and last name. Code: SELECT pub_name,LENGTH(pub_name) FROM publisher WHERE LENGTH(pub_name)>=20; Sample table: publisher The maximum number of all NDB database objects in a single NDB Cluster—including databases, tables, and indexes—is limited to 20320. This section describes the permissible syntax for identifiers in MySQL. Have you tried tables of 60, 61 and 63 characters. Hi All, I have several question regard to the table name (or column name) longer than 32 character and data types in SAS: 1) If Teradata table name is longer than 32 character, how can SAS handle it? Example of MySQL LENGTH() function with where clause . ; Second, apply the LENGTH function to return the number of characters of the full name of each employee. When you type the correct password, the mysql> prompt appears. The maximum number of attributes (that is, columns and indexes) that can belong to a given table is 512. Check your installed MySQL version. Attributes per table. It used to be `table_name` varchar(64) COLLATE utf8_bin NOT NULL, 8.0 changes it to `table_name` varchar(199) COLLATE utf8_bin NOT NULL, If it is still 64, simulate what mysql… 64 characters for a table name is quite a lot unless you're writing a small novel in each table name. ; Third, sort the result set by the result of the LENGTH function and get five rows from the sorted result set. The following MySQL statement returns the pub_name and length of pub_name from publisher table who have the length of there is more than or equal to 20. Regardless of the name, what matters is the information provided by these INFORMATION_SCHEMA tables. How the query works. Certain objects within MySQL, including database, table, index, column, alias, view, stored procedure, partition, tablespace, resource group and other object names are known as identifiers. Number of database objects. I took a glance at the source code and table name lengths do appear to be set at 64 characters. I've been working with databases for a couple of decades; I only hit limits on table name length regularly when working with [full-blown] Oracle (how they can still justify only 30 characters for a table name, I'll never know). The maximum length of a table name is 64 characters long according to MySQl version 8.0.12. While most other databases refer to this information as a catalog, the official MySQL documentation refers to the INFORMATION_SCHEMA metadata as tables.. include/mysql_com.h:#define NAME_LEN 64 /* Field/table name length */ I also see a couple places where characters are added to the end for buffers to handle file extensions. 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