Ask a question about database table naming.

Ask a question about database table naming. For example, if the two tables are of the same nature
Table1
Table 2

Or
Table_first
Table_second

Or
TableFirst
TableSecond

Or
Table1st
Table2nd

Which of the following statements is good? is it related to non-professional?

Reply to discussion (solution)

Just clear your score.
Generally, the purpose of the table should be aware of from the table name.
If metadata (or data dictionary) technology is used, the table name should be calculated to obtain

Do not use camel case for table names, especially in PostgreSQL
If the name is to be read and identified by the program, it is recommended to use Arabic numerals

Table sharding ??? Use
Table_001
Table_002

Arabic numerals!