david_hudavy created DRILL-4290:
-----------------------------------
Summary: Run select count(1) from mysql.user,it throws
error.Error: PARSE ERROR: Encountered ". user" at line 1
Key: DRILL-4290
URL: https://issues.apache.org/jira/browse/DRILL-4290
Project: Apache Drill
Issue Type: Bug
Affects Versions: 1.4.0
Environment: drill1.4
Reporter: david_hudavy
I have performing some select commands tests of drill.
Test case 1: user is mysql table, it is error.
0: jdbc:drill:zk=SC-1:6181,SC-2:6181,PL-3:618> select count(1) from mysql.user;
Error: PARSE ERROR: Encountered ". user" at line 1, column 32.
Was expecting one of:
<EOF>
"ORDER" ...
while parsing SQL query:
select count(1) from mysql.user
^
[Error Id: 484485a4-6e0a-45cd-892a-099236319109 on SC-1:31010] (state=,code=0)
Test case 2: user is mysql table, i add ` on user table. it is right.
0: jdbc:drill:zk=SC-1:6181,SC-2:6181,PL-3:618> select count(1) from
mysql.`user`;
+---------+
| EXPR$0 |
+---------+
| 2 |
+---------+
1 row selected (0.179 seconds)
Test case 3: other mysql table,i don't add ' on the table,but it is right.
0: jdbc:drill:zk=SC-1:6181,SC-2:6181,PL-3:618> select count(1) from mysql.event;
+---------+
| EXPR$0 |
+---------+
| 0 |
+---------+
1 row selected (0.128 seconds)
0: jdbc:drill:zk=SC-1:6181,SC-2:6181,PL-3:618> select * from
performance_schema.users;
+-------+----------------------+--------------------+
| USER | CURRENT_CONNECTIONS | TOTAL_CONNECTIONS |
+-------+----------------------+--------------------+
| null | 18 | 24 |
| root | 5 | 130 |
+-------+----------------------+--------------------+
2 rows selected (0.117 seconds)
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