edb

自制数据库引擎

安装

boost 1.63

jdk 1.8(optional)

run ./build_boost.sh

run ./build.sh

使用

./edb
edb>> help

连接：

edb>> connect localhost:48127

Scheme:

edb>> create test

Insert

# default _id
edb>> insert {"name":"hello", "age":"30"}

edb>> +OK _id = 1341409

edb>> insert {“_id”:1, "email": "test@test.com"}
# return
edb>> +OK _id=1

Delete

Without index, you can only delete data by _id.

edb>> delete {"_id":"1"}
# return
edb>> +OK

如果email是Index

edb>> delete {"email":"test@test.com"}

Query

edb>> query {"_id":"1"}
# return
edb>> {"id":"1","email": "test@test.com"}

edb>> query {"_id", "2"}
# return
edb>> NULL