* Support postgresql generate
* Update template Var
* Support to generate postgresql model
* Support to generate postgresql model
* Update template
Co-authored-by: anqiansong <anqiansong@xiaoheiban.cn>
* fix sql builderx adding raw string quotation marks incompatibility bug
* add unit test
* remove comments
* fix sql builderx adding raw string quotation marks incompatibility bug
* change column to read from information_schema
* reactor generate mode from datasource
* reactor generate mode from datasource
* add primary key check logic
* resolve rebase conflicts
* add naming style
* add filename test case
* resolve rebase conflicts
* reactor test
* add test case
* change shell script to makefile
* update rpc new
* update gen_test.go
* format code
* format code
* update test
* generates alias