PostgreSQL 9.6.0 锟街诧拷
锟斤拷一页	锟斤拷一锟斤拷		锟斤拷一页

SET CONNECTION

锟斤拷锟斤拷

SET CONNECTION -- 选锟斤拷一锟斤拷锟斤拷锟捷匡拷锟斤拷锟斤拷

SET CONNECTION [ TO | = ] connection_name

SET CONNECTION锟斤拷锟斤拷"锟斤拷前锟斤拷"锟斤拷锟捷匡拷锟斤拷锟接ｏ拷锟斤拷锟角憋拷锟斤拷锟角ｏ拷锟斤拷锟斤拷锟斤拷锟筋都锟斤拷使锟斤拷锟斤拷锟斤拷锟斤拷印锟�

EXEC SQL SET CONNECTION TO con2;
EXEC SQL SET CONNECTION = con1;

SQL 锟斤拷准锟斤拷说锟斤拷锟斤拷SET CONNECTION锟斤拷

锟斤拷一页	锟斤拷始页	锟斤拷一页
SET AUTOCOMMIT	锟斤拷一锟斤拷	SET DESCRIPTOR