What are the sql commands?

1194

When you have to use a default "rollback to" savepoint of plvlog?

1213

When should I use nosql database?

1023

What are the types of queries in sql?

1096

Is sql harder than python?

1115

What are different methods to trace the pl/sql code?

1132

How can I change database name in sql?

1097

What is the difference between row level and statement level trigger?

1034

how many groups of data types? : Sql dba

1041

What are expressions?

1022

how mysql optimizes distinct? : Sql dba

1089

How to fetch values from testtable1 that are not in testtable2 without using not keyword?

1230

Explain the working of foreign key?

1082

what is unique key constraint? : Sql dba

1049

i have a column which may contain this kind of value: 123*67_80,12*8889_5,34*8_874 ,12*7_7 (can contain space before a comma, and this string length can be anything) now i want to split this value into two column like: column1: 123*67,12*8889,34*8,12*7 column2: 80,5,874,7 use function for this

1591