SQL Operators

Author: learning-zone

mysql-queries.md

@@ -56,3 +56,14 @@ In database management, an aggregate function is a function where the values of
 | 06. |SELECT c1, c2 FROM t1, t2 |Select columns c1 and c2 from a table named t1 and produce a Cartesian product of rows in tables|
 | 07. |SELECT c1, c2 FROM t1 A INNER JOIN t2 B on condition |Select columns c1 and c2 from a table named t1 and joint it to itself using an INNER JOIN clause|
 
+#### Using SQL Operators
+
+|Sl.No|Query            | Description                                       |
+|-----|-----------------|---------------------------------------------------|
+| 01. |SELECT c1 FROM t1 UNION [ALL] SELECT c1 FROM t2 |Select column c1 from a table named t1 and column c1 from a table named t2 and combine the rows from these two queries |
+| 02. |SELECT c1 FROM t1 INTERSECT SELECT c1 FROM t2 |Select column c1 from a table named t1 and column c1 from a table named t2 and return the intersection of two queries |
+| 03. |SELECT c1 FROM t1 MINUS SELECT c1 FROM t2 |Select column c1 from a table named t1 and column c1 from a table named t2 and subtract the 2nd result set from the 1st|
+| 04. |SELECT c1 FROM t WHERE c1 [NOT] LIKE pattern |Select column c1 from a table named t and query the rows using pattern matching % |
+| 05. |SELECT c1 FROM t WHERE c1 [NOT] in test_list |Select column c1 from a table name t and return the rows that are (or are not) in test_list |
+| 06. |SELECT c1 FROM t WHERE c1 BETWEEN min AND max |Select column c1 from a table named t and return the rows where c1 is between min and max|
+| 07. |SELECT c1 FROM t WHERE c1 IS [NOT] NULL|Select column c1 from a table named t and check if the values are NULL or not |