Question: Suppose table 11 has 9 records and table 12 has 6 records. T1 (c1, c2, ...) 12.cl references Ti.cl. T2.cl null When select *

Suppose table 11 has 9 records and table 12 has 6 records.

Suppose table 11 has 9 records and table 12 has 6 records. T1 (c1, c2, ...) 12.cl references Ti.cl. T2.cl null When "select * from T1, T2 where T1.cl-T2.c1" is processed, how many records will always be selected?

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