Oracle alter table

Alter table oracle

ALTER TABLE tablename MODIFY columnname varchar2(100)

Add column table pl sql

ALTER TABLE table_name
  ADD column_name column_definition;

Alter table oracle

ALTER TABLE table_name
ADD CONSTRAINT constraint_name
   FOREIGN KEY (column1, column2, ... column_n)
   REFERENCES parent_table (column1, column2, ... column_n);

Source: techonthenet.com

Oracle alter table

ALTER TABLE table_name 
ADD column_name data_type constraint;
Code language: SQL (Structured Query Language) (sql)

Source: oracletutorial.com

Alter table oracle

ALTER TABLE products
ADD CONSTRAINT fk_supplier
  FOREIGN KEY (supplier_id)
  REFERENCES supplier(supplier_id);

Source: techonthenet.com

Similar codes

0 vote226 views1 answer
Add two days to current date in sql when creating tables
SQL
-1 vote211 views1 answer
Round up and down sql
SQL
1 vote205 views1 answer
How to drop function in sql
SQL
4 votes212 views1 answer
Oracle error line
SQL
25 votes220 views6 answers
Import mysql database command line
SQL
0 vote203 views1 answer
Postgres in operator with comma separated values
SQL
0 vote207 views1 answer
To change the database owner in SQL server
SQL
0 vote218 views1 answer
Excel vba import data to sql server
SQL
2 votes205 views2 answers
Mysql on duplicate key ignore
SQL
0 vote199 views1 answer
Mysql money value
SQL