If we have n no of columns in a table, can we add new column in that table with not null constraint?

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HOW TO ADD PRIMARY KEY TO TABLE BY PL/SQL PROGRAM

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How to use sql statements in pl/sql?

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What is thread join () in threading?

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Question: Below is the table city gender name delhi male a delhi female b mumbai male c mumbai female d delhi male e I want the o/p as follows: male female delhi 2 1 mumbai 1 1 Please help me in writing the query that can yield the o/p mentioned above?

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What is the usage of the distinct keyword?

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what is a relationship and what are they? : Sql dba

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Can we insert data into view?

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what is single byte over head in oracle..?

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Can you have a foreign key without a primary key?

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Does sql between include endpoints?

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Table name: T1, it has only one column. col1 ------ c b a b b b b d s a a t s Requirement: I need the following output from the above base table by using SQL query. col1 Cnt ----- ------- a 3 b 5 Others 5 Please help. Thanks Guru v.gurus@in.com

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