内存卡扩容是什么意思

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select * from tbl_Articles WHERE ArticleID=1527589 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=1527589 LIMIT 0,1
select * from tbl_Articles_sphinx where id=1527589 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1305178,1125532,1496639,1076554,2642645,1077984,1114456,1082261,1061534,1077182,1066018,1277698,1066612,1065589,1499329,1089560,1065449,1678741,1091900,2192331,1044673,1126388,1343773,2364477,1286543,1370928,1623197,1099203,1303695,1073387) ORDER BY field (ArticleID,1305178,1125532,1496639,1076554,2642645,1077984,1114456,1082261,1061534,1077182,1066018,1277698,1066612,1065589,1499329,1089560,1065449,1678741,1091900,2192331,1044673,1126388,1343773,2364477,1286543,1370928,1623197,1099203,1303695,1073387)