获取所有表、字段、索引等详细信息

SELECT d.name tbName, COALESCE(d.remarks, '') tbDesc, a.name columnName, a.coltype columnType , decode(a.nulls,'Y','1','0') notNull, decode(a.identity,'Y','1','0') auto, a.longlength width, a.scale precision, COALESCE(a.remarks, '') comment, decode(n.unique_colcount,'1','1','0') unique, decode(n.uniquerule,'P','1','0') masterKey, COALESCE(n.name, '') indexName FROMsysibm.syscolumns a INNER JOIN sysibm.systables d on a.tbname=d.nameLEFT JOIN sysibm.sysindexes n on n.tbname=d.name and SUBSTR(colnames,2)=a.namewhere d.type='T'and d.tbspace='USERSPACE1'

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