What is auto increment in sql?

1180

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How to change a value of the field ‘salary’ as 7500 for an employee_name ‘john’ in a table employee_details?

1500

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What is a table in a database?

1097

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What is the difference between an inner and outer join?

1063

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Define the select into statement.

1114

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Write an sql query to select all records from the table?

1082

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What is a column in a table?

1191

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Write the command to remove all players named sachin from the players table.

1231

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How to add new employee details in an employee_details table with the following details

1139

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What is synchronized subquery?

1224

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What is a unique constraint?

1128

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What is a temp table?

1074

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What is the difference between null value, zero, and blank space?

1258

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How to test for null values?

1098

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What is subquery? Explain the properties of a subquery?

1040

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