Files
gf/contrib/drivers
Jack Ling ebd78fb533 test(contrib/drivers/pgsql): add transaction, where, hook, ctx test coverage (#4675)
## Summary
- Add 4 new test files for pgsql driver to align with MySQL driver test
coverage (86 test functions, ~3100 lines)
- `pgsql_z_unit_transaction_test.go`: 40 tests — TX CRUD, nested
transactions, propagation behaviors
(Required/RequiresNew/Nested/NotSupported/Mandatory/Never/Supports),
isolation levels (ReadCommitted/RepeatableRead/Serializable), savepoints
- `pgsql_z_unit_model_where_test.go`: 35 tests — Where variants
(string/slice/map/struct/gmap), comparisons (LT/LTE/GT/GTE), IN/NotIn,
Between, Like, Null, EXISTS/NOT EXISTS subqueries, WherePrefix with JOIN
- `pgsql_z_unit_feature_hook_test.go`: 6 tests —
Select/Insert/Update/Delete hooks, Count with hook, hook chaining and
error handling
- `pgsql_z_unit_feature_ctx_test.go`: 5 tests — context propagation,
trace logging (SpanId/TraceId), transaction context, timeout
cancellation
- Migrate `Test_Model_Where` from `pgsql_z_unit_model_test.go` to
dedicated where test file with expanded coverage (2 → 30+ sub-tests)

**PostgreSQL adaptations from MySQL:**
- `?` → `$N` placeholders for raw SQL
- `REPLACE INTO` → `OnConflict("id").Save()` for upsert
- `AUTO_INCREMENT` → `bigserial`
- `user` alias → `"user"` (reserved word in PgSQL)
- Skip `READ UNCOMMITTED` dirty read test (PgSQL treats as READ
COMMITTED)

## Test plan
- [ ] Run `go test -v -run "Test_TX_" -count=1` in
`contrib/drivers/pgsql`
- [ ] Run `go test -v -run "Test_Model_Where" -count=1` in
`contrib/drivers/pgsql`
- [ ] Run `go test -v -run "Test_Model_Hook" -count=1` in
`contrib/drivers/pgsql`
- [ ] Run `go test -v -run "Test_Ctx" -count=1` in
`contrib/drivers/pgsql`
- [ ] Verify `go vet ./...` passes (only unreachable code warnings
matching MySQL driver pattern)

ref #4689

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
2026-02-26 09:43:32 +08:00
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Database drivers

Powerful database drivers for package gdb.

Installation

Let's take mysql for example.

go get github.com/gogf/gf/contrib/drivers/mysql/v2@latest

# Easy for copying:
go get github.com/gogf/gf/contrib/drivers/clickhouse/v2@latest
go get github.com/gogf/gf/contrib/drivers/dm/v2@latest
go get github.com/gogf/gf/contrib/drivers/gaussdb/v2@latest
go get github.com/gogf/gf/contrib/drivers/mariadb/v2@latest
go get github.com/gogf/gf/contrib/drivers/mssql/v2@latest
go get github.com/gogf/gf/contrib/drivers/oceanbase/v2@latest
go get github.com/gogf/gf/contrib/drivers/oracle/v2@latest
go get github.com/gogf/gf/contrib/drivers/pgsql/v2@latest
go get github.com/gogf/gf/contrib/drivers/sqlite/v2@latest
go get github.com/gogf/gf/contrib/drivers/sqlitecgo/v2@latest
go get github.com/gogf/gf/contrib/drivers/tidb/v2@latest

Choose and import the driver to your project:

import _ "github.com/gogf/gf/contrib/drivers/mysql/v2"

Commonly imported at top of main.go:

package main

import (
	_ "github.com/gogf/gf/contrib/drivers/mysql/v2"

	// Other imported packages.
)

func main() {
	// Main logics.
}

Supported Drivers

MySQL

import _ "github.com/gogf/gf/contrib/drivers/mysql/v2"

MariaDB

import _ "github.com/gogf/gf/contrib/drivers/mariadb/v2"

TiDB

import _ "github.com/gogf/gf/contrib/drivers/tidb/v2"

OceanBase

import _ "github.com/gogf/gf/contrib/drivers/oceanbase/v2"

GaussDB

import _ "github.com/gogf/gf/contrib/drivers/gaussdb/v2"

SQLite

import _ "github.com/gogf/gf/contrib/drivers/sqlite/v2"

cgo version

When the target is a 32-bit Windows system, the cgo version needs to be used.

import _ "github.com/gogf/gf/contrib/drivers/sqlitecgo/v2"

PostgreSQL

import _ "github.com/gogf/gf/contrib/drivers/pgsql/v2"

SQL Server

import _ "github.com/gogf/gf/contrib/drivers/mssql/v2"

Note:

  • InsertIgnore returns error if there is no primary key or unique index submitted with record.
  • It supports server version >= SQL Server2005
  • It ONLY supports datetime2 and datetimeoffset types for auto handling created_at/updated_at/deleted_at columns, because datetime type does not support microseconds precision when column value is passed as string.

Oracle

import _ "github.com/gogf/gf/contrib/drivers/oracle/v2"

Note:

  • It does not support LastInsertId.
  • InsertIgnore returns error if there is no primary key or unique index submitted with record.

ClickHouse

import _ "github.com/gogf/gf/contrib/drivers/clickhouse/v2"

Note:

  • It does not support InsertIgnore/InsertAndGetId features.
  • It does not support Save/Replace features.
  • It does not support Transaction feature.
  • It does not support RowsAffected feature.

DM

import _ "github.com/gogf/gf/contrib/drivers/dm/v2"

Note:

  • InsertIgnore returns error if there is no primary key or unique index submitted with record.

Custom Drivers

It's quick and easy, please refer to current driver source. It's quite appreciated if any PR for new drivers support into current repo.