ddl: data definition language
dml: data manipulation language
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Details is discussed on http://arjudba.blogspot.com/2008/04/what-are-difference-between-ddl-dml-and.html
DML
Full form of the DDL is Data Definition Language.
The basic difference between DDL and DML is the commands they provide . The DDL provides statement for the creation and deletion of tables, indexes, views etc. while the DML provides statements to enter, update, delete and perform complex queries on these tables.
The differences between them you can get from, http://arjudba.blogspot.com/2008/04/what-are-difference-between-ddl-dml-and.html
The DDL provides statement for the creation and deletion of tables, indexes, views etc. The DML provides statements to enter, update, delete and perform complex queries on these tables.
The basic difference between DDL and DML is the commands they provide . The dml (data manipulation language) provides statements to enter, update, delete and perform complex queries on these tables while the ddl(data description language) provides statement for the creation and deletion of tables, indexes, views etc.
DML(data manipulation language) provides statements to enter, update, delete and perform complex queries on these tables. DDL(Data definition language) provides statements for creation and deletion of tables, view, indexes etc.
Data Definition Lenguage (DDL) Data Manipulation Lenguage (DML) Data Dictionary
The three languages adopted by the DBTG (Data Base Task Group) were ALPHA, BETA, and GAMMA. ALPHA was intended for simple, stand-alone database queries, BETA was designed for more complex queries involving multiple files, and GAMMA was meant for defining the structure of a database schema.
Data manipulation language(DML) data Defenition language(DDL) data control Language(DCL) Transaction Control
It is not C, it's SQL. Non-query means DML (INSERT, UPDATE, DELETE) and DDL (eg CREATE TABLE).