What is a sql schema used for?
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What is an invalid partition table?
What is mutating error?
one of the column in my table contains the data like SAL ---- 1000 1000 2000 3000 3000 So my requirement is i want output like SAL --- 1000 2000 3000 it mean i want to delete duplicate rows in the table permanently and i want output in the above formatow should u write query?
who introduced sql?
what is sql.
How do I save a stored procedure?
what is the difference between where clause and having clause? : Sql dba
What is sql engine in oracle?
discuss about myisam key cache. : Sql dba
what does the t-sql command ident_incr does? : Transact sql
How to delete same emp id in sql query for exmaple in emp table emp id, empname, emp address. for example emp id =5, repeated in two times in rows same id how to delete same empid please any one of the write query send in my id
What is a unique key?