1. Creates a new table CREATE TABLE table_name(Column_name1 datatype, Column_name2 datatype……); 2. Remove a column from tableALTER TABLE table_name DROP column_name;
1. Create an Index on TableCREATE INDEX index_name ON table_name (column,…); 2. Create a unique index CREATE UNIQUE INDEX index_name ON table_name (column,…);
1. Display some columns of a tableSELECT column1, column2, … FROM Table_name; 2. Group rows SELECT select_list FROM table_name GROUP BY column_1, column_2, …;