pgsql查詢表名與表結構


查詢表名稱

在psql狀態下查詢表名稱

\dt

sql方式查詢表名稱

SELECT tablename FROM pg_tables;

PostgreSql獲取數據庫中所有view名、視圖

SELECT viewname 
FROM pg_views  
WHERE schemaname ='public'

查詢表結構

在psql狀態下查詢表名稱

\d tablename

sql方式查詢表名稱

SELECT a.attnum,
a.attname AS field,
t.typname AS type,
a.attlen AS length,
a.atttypmod AS lengthvar,
a.attnotnull AS notnull,
b.description AS comment
FROM pg_class c,
pg_attribute a
LEFT OUTER JOIN pg_description b ON a.attrelid=b.objoid AND a.attnum = b.objsubid,
pg_type t
WHERE c.relname = 'par_service_sql_desc_iss'   -- 替換為你的表名
and a.attnum > 0
and a.attrelid = c.oid
and a.atttypid = t.oid
ORDER BY a.attnum;


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