feat(model): support postgres schema.

[appleboy]

fix #2755

create new database and start the gitea.

e_base", "has_merged", "merged_commit_id", "merger_id", "merged_unix" FROM "pull_request" WHERE status = $1 []interface {}{1}
2018/01/11 15:10:55 [.../runtime/asm_amd64.s:2337 goexit()] [E] ArchiveClean: pq: relation "repository" does not exist
2018/01/11 15:10:55 [.../runtime/asm_amd64.s:2337 goexit()] [E] DeletedBranchesCleanup: pq: relation "deleted_branch" does not exist
2018/01/11 15:10:55 [I] [SQL] SELECT repo.id FROM "repository" repo WHERE repo.num_stars!=(SELECT COUNT(*) FROM "star" WHERE repo_id=repo.id)
2018/01/11 15:10:55 [I] [SQL] SELECT label.id FROM "label" WHERE label.num_issues!=(SELECT COUNT(*) FROM "issue_label" WHERE label_id=label.id)
2018/01/11 15:10:55 [...gitea/models/repo.go:2259 CheckRepoStats()] [E] Select repository count 'num_stars': pq: relation "repository" does not exist
2018/01/11 15:10:55 [.../runtime/asm_amd64.s:2337 goexit()] [E] DeliverHooks: pq: relation "hook_task" does not exist
2018/01/11 15:10:55 [I] [SQL] SELECT "user".id FROM "user" WHERE "user".num_repos!=(SELECT COUNT(*) FROM "repository" WHERE owner_id="user".id)
2018/01/11 15:10:55 [...gitea/models/repo.go:2259 CheckRepoStats()] [E] Select label count 'num_issues': pq: relation "label" does not exist
2018/01/11 15:10:55 [...gitea/models/repo.go:2259 CheckRepoStats()] [E] Select user count 'num_repos': pq: relation "user" does not exist
2018/01/11 15:10:55 [I] [SQL] SELECT "issue".id FROM "issue" WHERE "issue".num_comments!=(SELECT COUNT(*) FROM "comment" WHERE issue_id="issue".id AND type=0)
2018/01/11 15:10:55 [I] [SQL] SELECT repo.id FROM "repository" repo WHERE repo.num_closed_issues!=(SELECT COUNT(*) FROM "issue" WHERE repo_id=repo.id AND is_closed=$1AND is_pull=$2) []interface {}{true, false}
2018/01/11 15:10:55 [...gitea/models/repo.go:2259 CheckRepoStats()] [E] Select issue count 'num_comments': pq: relation "issue" does not exist
2018/01/11 15:10:55 [.../runtime/asm_amd64.s:2337 goexit()] [E] Select repository count 'num_closed_issues': pq: relation "repository" does not exist
2018/01/11 15:10:55 [I] [SQL] SELECT repo.id FROM "repository" repo WHERE repo.num_forks!=(SELECT COUNT(*) FROM "repository" WHERE fork_id=repo.id)
2018/01/11 15:10:55 [.../runtime/asm_amd64.s:2337 goexit()] [E] Select repository count 'num_forks': pq: relation "repository" does not exist
2018/01/11 15:10:55 [...gitea/models/pull.go:1161 TestPullRequests()] [E] Find Checking PRs%!(EXTRA *pq.Error=pq: relation "pull_request" does not exist)
2018/01/11 15:10:55 Serving [::]:3000 with pid 24634
2018/01/11 15:10:55 [I] Listen: http://0.0.0.0:3000

need @lunny help but it is working for public schema.

[codecov-io]

Codecov Report

Merging #3348 into master will increase coverage by 14.76%.
The diff coverage is 22.72%.

@@             Coverage Diff             @@
##           master    #3348       +/-   ##
===========================================
+ Coverage   20.27%   35.04%   +14.76%     
===========================================
  Files         146      280      +134     
  Lines       29320    40593    +11273     
===========================================
+ Hits         5945    14224     +8279     
- Misses      22474    24263     +1789     
- Partials      901     2106     +1205

Impacted Files	Coverage Δ
models/models.go	47.2% <22.72%> (+18.32%)	⬆️
modules/markup/html.go	54.56% <0%> (-25.2%)	⬇️
routers/api/v1/repo/hook.go	0% <0%> (-19.12%)	⬇️
models/issue_user.go	65.71% <0%> (-6.29%)	⬇️
models/issue_milestone.go	57.8% <0%> (-1.77%)	⬇️
routers/repo/issue_label.go	45.92% <0%> (-1.18%)	⬇️
models/org.go	67.88% <0%> (-0.35%)	⬇️
routers/user/auth_openid.go	0% <0%> (ø)	⬆️
routers/api/v1/repo/issue_tracked_time.go	0% <0%> (ø)	⬆️
models/issue_stopwatch.go	75% <0%> (ø)	⬆️
... and 239 more

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[appleboy]

update status:

Try the latest version of Gitea source code with update the latest xorm version and get the following error message:

WHERE c.relkind = 'r'::char AND c.relname = $1 AND s.table_schema = $2 AND f.attnum > 0 ORDER BY f.attnum; [oauth2_session public]
2018/05/01 09:04:02 [I] [SQL] SELECT indexname, indexdef FROM pg_indexes WHERE tablename=$1 AND schemaname=$2 [oauth2_session public]
2018/05/01 09:04:02 [I] [SQL] CREATE TABLE IF NOT EXISTS "oauth2_session" ("id" VARCHAR(400) PRIMARY KEY NOT NULL, "data" TEXT NULL, "created_unix" BIGINT NULL, "updated_unix" BIGINT NULL, "expires_unix" BIGINT NULL)
2018/05/01 09:04:02 [I] [SQL] CREATE INDEX "IDX_oauth2_session_expires_unix" ON "oauth2_session" ("expires_unix")
2018/05/01 09:04:02 [...itea/routers/init.go:64 GlobalInit()] [E] Failed to initialize OAuth2 support: pq: relation "IDX_oauth2_session_expires_unix" already exists

cc @lunny

[appleboy]

build errors:

1. https://drone.gitea.io/go-gitea/gitea/316/8
2. https://drone.gitea.io/go-gitea/gitea/316/10 (integration testing with postgres)

[appleboy]

@lunny Done. This PR can be review now.

[lunny]

But CI failed. @appleboy it seems related.

[lunny]

see https://cdn.discordapp.com/attachments/323702390760931339/441956787625787393/unknown.png

[lunny]

Do you mean &User{} here?

[techknowlogick]

@appleboy please resolve conflict

[stale]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs during the next 2 months. Thank you for your contributions.

[lkraider]

Can this be reviewed for merge? Using schemas makes the management of multiple DBs easier.

[techknowlogick]

@lkraider conflicts need to be resolved first

[lunny]

Please resolve the conflicts.

[sapk]

It seems that this PR will be superseded by #8819