What is the meaning of the LEFT keyword in the FROM clause such as Table1 LEFT JOIN Table2?1 pointRetain matching rows from the table to the left (Table1) of the LEFT keyword. Retain non-matching rows from the table to the left (Table1) of the LEFT keyword.Remove non-matching rows from the table to the left (Table1) of the LEFT keyword. Remove matching rows from the table to the left (Table1) of the LEFT keyword.
Question
What is the meaning of the LEFT keyword in the FROM clause such as Table1 LEFT JOIN Table2?1 pointRetain matching rows from the table to the left (Table1) of the LEFT keyword. Retain non-matching rows from the table to the left (Table1) of the LEFT keyword.Remove non-matching rows from the table to the left (Table1) of the LEFT keyword. Remove matching rows from the table to the left (Table1) of the LEFT keyword.
Solution
The LEFT keyword in the FROM clause such as Table1 LEFT JOIN Table2 means to retain matching rows from the table to the left (Table1) of the LEFT keyword and also retain non-matching rows from the table to the left (Table1) of the LEFT keyword. It does not remove any rows from the table to the left (Table1) of the LEFT keyword.
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