摘要：
/* 121. SCORE SCORE() Returns the relevance of a record that has been found. */ SELECT SCORE(),"Content" FROM SEARCH_TEXT WHERE CONTAINS("Content", 'c 阅读全文
摘要：
/* 112. RAND RAND() 返回double类型伪随机数，不可以用于安全和加密 RANDOM_PARTITION(<training_set_size>, <validation_set_size>, <test_set_size>, <seed>) <window_specificat 阅读全文