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Anonymous Asked in Cars &Transportation · 2 weeks ago

What are all DDL commands?

Contents

How many DDL commands are there?
What is DDL and what are the DDL commands?
What are DDL commands with examples?
What are the types of DDL?

Data Definition Language (DDL) commands: CREATE to create a new table or database. ALTER for alteration. Truncate to delete data from the table. DROP to drop a table. RENAME to rename a table.

How many DDL commands are there?

DDL DML DCL SQL sentences There are 3 main types of commands.

What is DDL and what are the DDL commands?

Data Definition Language (DDL) commands are used to create, manipulate, and modify objects in Snowflake, such as users, virtual warehouses, databases, schemas, tables, views, columns, functions, and stored procedures.

What are DDL commands with examples?

CommandDescriptionALTERUsed for modifying and renaming elements of an existing database table.DROPUsed for removing an entire database or a database table.TRUNCATEUsed to remove all the records from a database table.COMMENTUsed to write comments within SQL queries.

What are the types of DDL?

DDL (Data Definition Language) DML (Data Manipulation Language) DCL (Data Control Language) TCL (Transactional Control Language)CREATE.ALTER.DROP.TRUNCATE.

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