This statement is complicated? Strives for the guide, looks very complicated, write a day not to come out

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SELECT
MIN (A) A minimum value,
MIN (B) the minimum value of B,
The SUM of the SUM (C) C,
The SUM of the SUM (D) D,
A maximum of MAX (E) E,
A maximum of MAX (F) F
The FROM TABLE_NAME GROUP BY GID