by Dexter | Jan 5, 2021 | Oracle SQL
RENAME table statement is used to rename an existing table in Oracle database. Syntax: RENAME existing_table_name TO new_table_name Here, existing_table_name – It is the name of table that already exists in the Oracle database. new_table_name – It is new...
by Dexter | Jan 5, 2021 | Oracle SQL
TRUNCATE TABLE Statement in Oracle is used for deleting all data from table more efficiently and quickly while keeping the table structure intact. Syntax: The syntax for using Oracle TRUNCATE statement is as follows: TRUNCATE TABLE schema_name.table_name [CASCADE] [[...
by Dexter | Jan 5, 2021 | Oracle SQL
Oracle DROP table statement is used to delete a table from the database. Syntax: DROP TABLE schema_name.table_name [CASCADE CONSTRAINTS | PURGE]; Here: schema_name – It is the name of schema in which the table belongs. If we don’t give the schema name,...
by Dexter | Jan 5, 2021 | Oracle SQL
ALTER TABLE statement is used to modify the structure of table in Oracle Database. Syntax: The syntax of Oracle ALTER TABLE statement is as follows: ALTER TABLE table_name alteration; Here, table_name – It is the name of table that we want to alter. alteration...
by Dexter | Jan 5, 2021 | Oracle SQL
Oracle CREATE Table Statement is used for creating new tables in the database. Syntax CREATE TABLE schema_name.table_name ( column1 data_type column_constraint, column2 data_type column_constraint, … table_constraint ); Here, schema_name : It is the name of...
by Dexter | Jan 5, 2021 | Oracle SQL
In this article, we will learn about the Oracle DELETE statement which is used for deleting values. Oracle DELETE statement is used for deleting values from from one or more rows or columns within a table. Syntax: The syntax of Oracle DELETE statement is as follows:...
