1.新建 shortcuts.txt 内容如下：
s = SELECT t.* FROM t
w = WHERE
b = BETWEEN AND
l = LIKE ‘%%‘ o = ORDER BY insw = IN (SELECT a FROM a WHERE a )
sw = SELECT t.* FROM t WHERE t
sc* = SELECT COUNT(*) FROM t
st = SELECT t.* ,t.ROWID FROM t
f = FOR UPDATE
u = UPDATE t SET t. WHERE t
复制到D:\Program Files (x86)\PLSQL Developer\PlugIns目录下
2.菜单中选 Tools -> Perferences -> Editor -> Autoreplaces
3.重启PL/SQL Developer，输入等号左侧缩写按下“空格”，会自动补全。
文章转自:http://www.cnblogs.com/zhanggaosong/p/4668542.html
原文：http://www.cnblogs.com/symbol8888/p/6767422.html