how to analyze tables with 'mysqlcheck'? : Sql dba
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In table three columns with 1 milion records(here there is no sequence values) i want add one more column with sequence values from the first how it is posible?
What is a transaction?
What is substitution variable?
What is the primary key?
Which is better trigger or stored procedure?
Why use stored procedures?
is it possible to pass an object or table to a procedure as an argument?
Is nosql relational?
How can get second highest salary in sql?
wirte a query to remove null? following table are col1 col2 col3 dinesh null null null suresh null null null prakesh i want the output like col1 col2 col3 dinesh suresh prkaesh
Can any one tell me how to increase the performance of a sql query ie what are the performance tips in creating or writing a sql query !!?
how to drop an existing index in mysql? : Sql dba
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