Merge pull request #345 from Deepak-Vohra/main

SQL-368 Duplicating and Inserting a Row

Author: jzheaux

sql-queries-11/duplicate-insert-row-same-table-with-auto-increment/create-table.sql

@@ -0,0 +1,8 @@
+CREATE TABLE department_copy 
+TABLE department;
+
+DELETE 
+FROM department_copy;
+
+ALTER TABLE department_copy 
+MODIFY COLUMN id INT UNIQUE NULL AUTO_INCREMENT;

sql-queries-11/duplicate-insert-row-same-table-with-auto-increment/duplicate-entry-example.sql

@@ -0,0 +1,4 @@
+INSERT INTO department_copy (id, name, code) 
+SELECT 1, name, code 
+FROM department_copy 
+WHERE id = 1;

sql-queries-11/duplicate-insert-row-same-table-with-auto-increment/find-auto-increment-column.sql

@@ -0,0 +1,4 @@
+SELECT COLUMN_NAME
+FROM INFORMATION_SCHEMA.COLUMNS
+WHERE TABLE_NAME = 'department_copy'
+AND EXTRA LIKE '%auto_increment%';

sql-queries-11/duplicate-insert-row-same-table-with-auto-increment/insert-select-example.sql

@@ -0,0 +1,4 @@
+INSERT INTO department_copy (name, code) 
+SELECT name, code 
+FROM department_copy 
+WHERE id = 1;

sql-queries-11/duplicate-insert-row-same-table-with-auto-increment/insert-select-using-specific-id.sql

@@ -0,0 +1,4 @@
+INSERT INTO department_copy (id, name, code) 
+SELECT 11, name, code 
+FROM department_copy 
+WHERE id = 1;