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

4 votes127 views2 answers
Oracle unlock user
SQL
1 vote129 views1 answer
Sql get missing id
SQL
0 vote130 views1 answer
Sql reverse order of results
SQL
6 votes183 views2 answers
Non relational database
SQL
0 vote83 views1 answer
Resolved [java.sql.SQLException: ORA-29977: Unsupported column type for query registration in guaranteed mode ]
SQL
0 vote118 views1 answer
How many rows affected in sqllite
SQL
1 vote122 views1 answer
Create another table from existing table sql oracle
SQL
0 vote122 views1 answer
FIND most frequent word in sql server
SQL
0 vote140 views1 answer
Define a variable in mysql from select
SQL
0 vote123 views1 answer
Select password from user mysql
SQL