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| 1. |
Difference between DML and DDL |
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| Answer» | DDL | DML | \tIt stands for Data Definition Language.It stands for Data Manipulation Language.It is used to create database schema and can be used to define some constraints as well.It is used to add, retrieve or update the data.It basically defines the column (Attributes) of the table.It add or update the row of the table. These rows are called as tuple.It doesn’t have any further classification.It is further classified into Procedural and Non-Procedural DML.Basic command present in DDL are CREATE, DROP, RENAME, ALTER etc.BASIC command present in DML are UPDATE, INSERT, MERGE etc.DDL does not use WHERE clause in its statement.While DML uses WHERE clause in its statement.\t|
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