# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

# Initialize tables
CREATE TABLE foo (name VARCHAR(24),
                  email VARCHAR(24));

INSERT INTO foo VALUES('aaa', 'aaa@gmail.com');
INSERT INTO foo VALUES('bbb', 'BBB@outlook.com');
INSERT INTO foo VALUES('ccc', 'ccc@gmail.com');
INSERT INTO foo VALUES('ddd', 'delta@wisc.edu');
INSERT INTO foo VALUES('eee', 'eee@wisc.edu');
INSERT INTO foo VALUES('eef', 'fff@cs.wisc.edu');

CREATE TABLE bar (pattern VARCHAR(24),
                  organization VARCHAR(24));

INSERT INTO bar VALUES('%@gmail.com', 'Google');
INSERT INTO bar VALUES('%@outlook.com', 'Microsoft');
INSERT INTO bar VALUES('%@wisc.edu', 'UW Madison');
INSERT INTO bar VALUES('%@cs.wisc.edu', 'UW Madison CS');


SELECT *
FROM foo
WHERE email LIKE '%@gmail.com';
--
+------------------------+------------------------+
|name                    |email                   |
+------------------------+------------------------+
|                     aaa|           aaa@gmail.com|
|                     ccc|           ccc@gmail.com|
+------------------------+------------------------+
==

SELECT *
FROM foo
WHERE email NOT LIKE '%@gmail.com';
--
+------------------------+------------------------+
|name                    |email                   |
+------------------------+------------------------+
|                     bbb|         BBB@outlook.com|
|                     ddd|          delta@wisc.edu|
|                     eee|            eee@wisc.edu|
|                     eef|         fff@cs.wisc.edu|
+------------------------+------------------------+
==

SELECT *
FROM foo
WHERE name LIKE 'ee_';
--
+------------------------+------------------------+
|name                    |email                   |
+------------------------+------------------------+
|                     eee|            eee@wisc.edu|
|                     eef|         fff@cs.wisc.edu|
+------------------------+------------------------+
==

SELECT *
FROM foo
WHERE email REGEXP '.*(gmail|outlook).*';
--
+------------------------+------------------------+
|name                    |email                   |
+------------------------+------------------------+
|                     aaa|           aaa@gmail.com|
|                     bbb|         BBB@outlook.com|
|                     ccc|           ccc@gmail.com|
+------------------------+------------------------+
==

SELECT *
FROM foo
WHERE email NOT REGEXP '.*(gmail|outlook).*';
--
+------------------------+------------------------+
|name                    |email                   |
+------------------------+------------------------+
|                     ddd|          delta@wisc.edu|
|                     eee|            eee@wisc.edu|
|                     eef|         fff@cs.wisc.edu|
+------------------------+------------------------+
==

SELECT *
FROM foo
WHERE email REGEXP '[a-z]+\@.*';
--
+------------------------+------------------------+
|name                    |email                   |
+------------------------+------------------------+
|                     aaa|           aaa@gmail.com|
|                     ccc|           ccc@gmail.com|
|                     ddd|          delta@wisc.edu|
|                     eee|            eee@wisc.edu|
|                     eef|         fff@cs.wisc.edu|
+------------------------+------------------------+
==

SELECT *
FROM foo
WHERE name REGEXP '.[ace].'
  AND email LIKE '%wisc%';
--
+------------------------+------------------------+
|name                    |email                   |
+------------------------+------------------------+
|                     eee|            eee@wisc.edu|
|                     eef|         fff@cs.wisc.edu|
+------------------------+------------------------+
==

SELECT *
FROM foo
WHERE name REGEXP '.[ace].'
  OR email LIKE '%wisc%';
--
+------------------------+------------------------+
|name                    |email                   |
+------------------------+------------------------+
|                     aaa|           aaa@gmail.com|
|                     ccc|           ccc@gmail.com|
|                     ddd|          delta@wisc.edu|
|                     eee|            eee@wisc.edu|
|                     eef|         fff@cs.wisc.edu|
+------------------------+------------------------+
==

SELECT name, email, organization
FROM foo, bar
WHERE email LIKE pattern
  AND name NOT LIKE 'd%'
ORDER BY name ASC;
--
+------------------------+------------------------+------------------------+
|name                    |email                   |organization            |
+------------------------+------------------------+------------------------+
|                     aaa|           aaa@gmail.com|                  Google|
|                     bbb|         BBB@outlook.com|               Microsoft|
|                     ccc|           ccc@gmail.com|                  Google|
|                     eee|            eee@wisc.edu|              UW Madison|
|                     eef|         fff@cs.wisc.edu|           UW Madison CS|
+------------------------+------------------------+------------------------+
==