SQL Split Failure

[LiuGaoHui]

Describe the bug
SQL Split Failure

To Reproduce

import sqlparse
sql="""
update test set name="
" ( " + a + " == null || " + b + " == \"\" ) "
"
where id =1;
update test set name="
" ( " + a + " == null || " + b + " == \"\" ) "
"
where id =2;
update test set name="
" ( " + a + " == null || " + b + " == \"\" ) "
"
where id =3;
"""
len(sqlparse.split(sql))
1

Expected behavior
The output is expected to be 3 but returns 1 instead

Versions (please complete the following information):

• Python:3.6
• sqlparse: 0.4.2

Additional context
Add any other context about the problem here.