what is data manipulation language? : Sql dba
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Wat is SGA ?
Give the order of sql select?
How do you display "13th of November, 17 days left for month end" without hardcoding the date.
How do you use join?
how do you restrict number of rows for a particular value in a column.For example:there is a table called fruits,having apples,bananas ,papayas.I dont want to have more than 100 apples in that table ,so how can u restrict number of rows for apple to hundred?
how to get help information from the server? : Sql dba
Explain 3 basic parts of a trigger.
What is a unique key?
Which one of the following is a reason that an INSERT statement might cause an error instead of executing correctly? 1. The INSERT statement was attempting to insert a record into a view that was created from more than one table. 2. The INSERT statement was attempting to insert a record using a combination of constants and values from an existing table. 3. The INSERT statement was attempting to insert a record with a non-NULL value into a table that has that column defined as NULL. 4. The INSERT statement was attempting to insert a record into a table by selecting a record from that same table. 5. The INSERT statement was attempting to insert a record into a view rather than a table.
Is a secondary key the same as a foreign key?
What is null in pl/sql?
What is sql deadlock?