1、ResultSet getColumns? https://docs.oracle.com/en/java/javase/11/docs/api/java.sql/java/sql/DatabaseMetaData.html#getColumns(java.lang.String,java.lang.String,java.lang.String,java.lang.String)https://docs.oracle.com/en/java/javase/11/docs/api/java.sql/java/sql/ResultSet.htmlhttps://www.cnblogs.com/chenying99/archive/2012/08/17/2644500.html2、DatabaseMetaDatahttps://javanotes2all.wordpress.com/2013/04/10/how-do-i-use-databasemetadata-to-get-table-column-details/comment-page-1/https://docs.oracle.com/javase/8/docs/api/java/sql/DatabaseMetaData.html<1> getTables方法 : https://sjsky.iteye.com/blog/1119394<2> mysql库无法获取remark信息https://huqiji.iteye.com/blog/2205161https://blog.csdn.net/xindeyitia/article/details/84919714<3> 获取列的详细信息(列名、类型、大小、注释等)http://www.java2s.com/Code/Java/Database-SQL-JDBC/GetColumnDetailInformation.htm3、关系型数据库，采集元数据demohttps://dzone.com/articles/listing-schematablecolumn4、Oracle当前用户下的视图https://docs.oracle.com/cd/B19306_01/server.102/b14237/statviews_2117.htm#REFRN20305注释信息https://docs.oracle.com/cd/B28359_01/server.111/b28320/statviews_1036.htm#REFRN20040https://blog.csdn.net/fendou_0123456789/article/details/80980054