postgresql 查询每个数据库的OID
SELECT datname AS database_name, oid AS database_oid FROM pg_database ORDER BY datname;
SELECT datname AS database_name, oid AS database_oid FROM pg_database ORDER BY datname;
一、创建 jy schemaCREATE SCHEMA IF NOT EXISTS jy; 验证: SELECT schema_na...
SELECT format( 'SELECT setval(%L, COALESCE((SELE...
按 email 去重插入INSERT INTO users (id, name, email) VALUES (1, '...
1、下载公钥,从 ASCII 转换为 GPG 格式,并将其写入所需的位置:curl -fsSL https://packages.microsoft.com/keys/micros...
1. 删除 mssql-server 的包sudo apt-get remove mssql-server2. 删除数据库文件sudo rm -rf&...
select distinct(TO_CHAR(rq, 'YYYY-MM-DD')) from fz_rl order by...