需求:找到所有的含有 n_jbfy 的表名
SELECT c.relname,col_description (a.attrelid,a.attnum) AS COMMENT,format_type (a.atttypid,a.atttypmod) AS TYPE,a.attname AS NAME,a.attnotnull AS notnull FROM aty_class AS c,aty_attribute AS a WHERE a.attrelid = c.oid AND a.attnum > 0 AND a.attname = 'n_jbfy'
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