diff --git a/internal/conf/config.yaml b/internal/conf/config.yaml
index 8713e813..f8d34aaf 100644
--- a/internal/conf/config.yaml
+++ b/internal/conf/config.yaml
@@ -171,10 +171,11 @@ Postgres: # PostgreSQL数据库
   User: paopao
   Password: paopao
   DBName: paopao
+  Schema: public
   Host: localhost
   Port: 5432
   SSLMode: disable
-  TimeZone: Asia/Shanghai
+  ApplicationName:
 Sqlite3: # Sqlite3数据库
   Path: custom/data/sqlite3/paopao-ce.db
 Redis:
diff --git a/internal/conf/settting.go b/internal/conf/settting.go
index a9b2643d..d50a45e5 100644
--- a/internal/conf/settting.go
+++ b/internal/conf/settting.go
@@ -301,8 +301,18 @@ func (s *MySQLSettingS) Dsn() string {
 func (s PostgresSettingS) Dsn() string {
 	var params []string
 	for k, v := range s {
-		if len(v) > 0 {
-			params = append(params, strings.ToLower(k)+"="+v)
+		if len(v) == 0 {
+			continue
+		}
+		lk := strings.ToLower(k)
+		tv := strings.Trim(v, " ")
+		switch lk {
+		case "schema":
+			params = append(params, "search_path="+tv)
+		case "applicationname":
+			params = append(params, "application_name="+tv)
+		default:
+			params = append(params, lk+"="+tv)
 		}
 	}
 	return strings.Join(params, " ")
diff --git a/internal/dao/jinzhu/dbr/contact.go b/internal/dao/jinzhu/dbr/contact.go
index e8c12bd0..a1777e28 100644
--- a/internal/dao/jinzhu/dbr/contact.go
+++ b/internal/dao/jinzhu/dbr/contact.go
@@ -7,6 +7,7 @@ package dbr
 import (
 	"github.com/sirupsen/logrus"
 	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
 )
 
 const (
@@ -73,7 +74,7 @@ func (c *Contact) List(db *gorm.DB, conditions ConditionsT, offset, limit int) (
 		}
 	}
 
-	db.Joins("User").Order("`User`.`nickname` ASC")
+	db.Joins("User").Order(clause.OrderByColumn{Column: clause.Column{Name: "nickname"}, Desc: false})
 	if err = db.Find(&contacts).Error; err != nil {
 		return nil, err
 	}
diff --git a/internal/dao/jinzhu/dbr/post_collection.go b/internal/dao/jinzhu/dbr/post_collection.go
index 04ca2647..33d32f31 100644
--- a/internal/dao/jinzhu/dbr/post_collection.go
+++ b/internal/dao/jinzhu/dbr/post_collection.go
@@ -8,6 +8,7 @@ import (
 	"time"
 
 	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
 )
 
 type PostCollection struct {
@@ -31,7 +32,7 @@ func (p *PostCollection) Get(db *gorm.DB) (*PostCollection, error) {
 		db = db.Where(tn+"user_id = ?", p.UserID)
 	}
 
-	db = db.Joins("Post").Where("Post.visibility <> ?", PostVisitPrivate).Order("Post.id DESC")
+	db = db.Joins("Post").Where("visibility <> ?", PostVisitPrivate).Order(clause.OrderByColumn{Column: clause.Column{Table: "Post", Name: "id"}, Desc: true})
 	err := db.First(&star).Error
 	if err != nil {
 		return &star, err
@@ -73,7 +74,7 @@ func (p *PostCollection) List(db *gorm.DB, conditions *ConditionsT, offset, limi
 		}
 	}
 
-	db = db.Joins("Post").Where("Post.visibility <> ?", PostVisitPrivate).Order("Post.id DESC")
+	db = db.Joins("Post").Where(`visibility <> ?`, PostVisitPrivate).Order(clause.OrderByColumn{Column: clause.Column{Table: "Post", Name: "id"}, Desc: true})
 	if err = db.Where(tn+"is_del = ?", 0).Find(&collections).Error; err != nil {
 		return nil, err
 	}
@@ -97,7 +98,7 @@ func (p *PostCollection) Count(db *gorm.DB, conditions *ConditionsT) (int64, err
 		}
 	}
 
-	db = db.Joins("Post").Where("Post.visibility <> ?", PostVisitPrivate)
+	db = db.Joins("Post").Where(`visibility <> ?`, PostVisitPrivate)
 	if err := db.Model(p).Count(&count).Error; err != nil {
 		return 0, err
 	}
diff --git a/internal/dao/jinzhu/dbr/post_star.go b/internal/dao/jinzhu/dbr/post_star.go
index 45c48f45..ca434523 100644
--- a/internal/dao/jinzhu/dbr/post_star.go
+++ b/internal/dao/jinzhu/dbr/post_star.go
@@ -8,6 +8,7 @@ import (
 	"time"
 
 	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
 )
 
 type PostStar struct {
@@ -31,7 +32,7 @@ func (p *PostStar) Get(db *gorm.DB) (*PostStar, error) {
 		db = db.Where(tn+"user_id = ?", p.UserID)
 	}
 
-	db = db.Joins("Post").Where("Post.visibility <> ?", PostVisitPrivate).Order("Post.id DESC")
+	db = db.Joins("Post").Where("visibility <> ?", PostVisitPrivate).Order(clause.OrderByColumn{Column: clause.Column{Table: "Post", Name: "id"}, Desc: true})
 	if err := db.First(&star).Error; err != nil {
 		return nil, err
 	}
@@ -71,7 +72,7 @@ func (p *PostStar) List(db *gorm.DB, conditions *ConditionsT, offset, limit int)
 		}
 	}
 
-	db = db.Joins("Post").Where("Post.visibility <> ?", PostVisitPrivate).Order("Post.id DESC")
+	db = db.Joins("Post").Where("visibility <> ?", PostVisitPrivate).Order(clause.OrderByColumn{Column: clause.Column{Table: "Post", Name: "id"}, Desc: true})
 	if err = db.Find(&stars).Error; err != nil {
 		return nil, err
 	}
@@ -94,7 +95,7 @@ func (p *PostStar) Count(db *gorm.DB, conditions *ConditionsT) (int64, error) {
 		}
 	}
 
-	db = db.Joins("Post").Where("Post.visibility <> ?", PostVisitPrivate)
+	db = db.Joins("Post").Where("visibility <> ?", PostVisitPrivate)
 	if err := db.Model(p).Count(&count).Error; err != nil {
 		return 0, err
 	}
diff --git a/scripts/migration/postgres/0001_initialize_schema.down.sql b/scripts/migration/postgres/0001_initialize_schema.down.sql
index 1e8371fd..52326aff 100644
--- a/scripts/migration/postgres/0001_initialize_schema.down.sql
+++ b/scripts/migration/postgres/0001_initialize_schema.down.sql
@@ -13,3 +13,4 @@ DROP TABLE IF EXISTS p_tag;
 DROP TABLE IF EXISTS p_user;
 DROP TABLE IF EXISTS p_wallet_recharge;
 DROP TABLE IF EXISTS p_wallet_statement;
+DROP SEQUENCE IF EXISTS post_id_seq;
diff --git a/scripts/migration/postgres/0001_initialize_schema.up.sql b/scripts/migration/postgres/0001_initialize_schema.up.sql
index 08e6f5b3..cfaccf28 100644
--- a/scripts/migration/postgres/0001_initialize_schema.up.sql
+++ b/scripts/migration/postgres/0001_initialize_schema.up.sql
@@ -94,8 +94,9 @@ CREATE INDEX idx_message_receiver_user_id ON p_message USING btree (receiver_use
 CREATE INDEX idx_message_is_read ON p_message USING btree (is_read);
 CREATE INDEX idx_message_type ON p_message USING btree ("type");
 
+CREATE SEQUENCE IF NOT EXISTS post_id_seq AS BIGINT MINVALUE 1080017989 NO MAXVALUE;
 CREATE TABLE p_post (
-	id BIGSERIAL PRIMARY KEY,
+	id BIGINT NOT NULL DEFAULT nextval('post_id_seq'::regclass),
 	user_id BIGINT NOT NULL DEFAULT 0,
 	comment_count BIGINT NOT NULL DEFAULT 0,
 	collection_count BIGINT NOT NULL DEFAULT 0,
@@ -111,7 +112,8 @@ CREATE TABLE p_post (
 	created_on BIGINT NOT NULL DEFAULT 0,
 	modified_on BIGINT NOT NULL DEFAULT 0,
 	deleted_on BIGINT NOT NULL DEFAULT 0,
-	is_del SMALLINT NOT NULL DEFAULT 0
+	is_del SMALLINT NOT NULL DEFAULT 0,
+	PRIMARY KEY (id)
 );
 CREATE INDEX idx_post_user_id ON p_post USING btree (user_id);
 
@@ -191,7 +193,7 @@ CREATE TABLE p_user (
 	status SMALLINT NOT NULL DEFAULT 1, -- 状态，1正常，2停用
 	avatar VARCHAR(255) NOT NULL DEFAULT '',
 	balance BIGINT NOT NULL, -- 用户余额（分）
-	is_admin SMALLINT NOT NULL DEFAULT 0, -- 是否管理员
+	is_admin BOOLEAN NOT NULL DEFAULT false, -- 是否管理员
 	created_on BIGINT NOT NULL DEFAULT 0,
 	modified_on BIGINT NOT NULL DEFAULT 0,
 	deleted_on BIGINT NOT NULL DEFAULT 0,
diff --git a/scripts/migration/postgres/0002_post_visibility.up.sql b/scripts/migration/postgres/0002_post_visibility.up.sql
index 5be19c66..673432ab 100644
--- a/scripts/migration/postgres/0002_post_visibility.up.sql
+++ b/scripts/migration/postgres/0002_post_visibility.up.sql
@@ -1,2 +1 @@
 ALTER TABLE p_post ADD COLUMN visibility SMALLINT NOT NULL DEFAULT 0; -- 可见性 0公开 1私密 2好友可见
-CREATE INDEX idx_visibility ON p_post USING btree (visibility)
diff --git a/scripts/migration/postgres/0003_feature_contact.up.sql b/scripts/migration/postgres/0003_feature_contact.up.sql
index ba285d31..9177db77 100644
--- a/scripts/migration/postgres/0003_feature_contact.up.sql
+++ b/scripts/migration/postgres/0003_feature_contact.up.sql
@@ -7,7 +7,7 @@ CREATE TABLE p_contact (
 	status SMALLINT NOT NULL DEFAULT 0, -- 好友状态: 1请求好友, 2已好友, 3拒绝好友, 4已删好友
 	is_top SMALLINT NOT NULL DEFAULT 0, -- 是否置顶, 0否, 1是
 	is_black SMALLINT NOT NULL DEFAULT 0, -- 是否为黑名单, 0否, 1是
-	is_delete SMALLINT NOT NULL DEFAULT 0, -- 否删除好友, 0否, 1是
+	is_del SMALLINT NOT NULL DEFAULT 0, -- 否删除好友, 0否, 1是
 	notice_enable SMALLINT NOT NULL DEFAULT 0, -- 是否有消息提醒, 0否, 1是
 	created_on BIGINT NOT NULL DEFAULT 0,
 	modified_on BIGINT NOT NULL DEFAULT 0,
@@ -20,7 +20,7 @@ CREATE TABLE p_contact_group (
 	id BIGSERIAL PRIMARY KEY,
 	user_id int NOT NULL DEFAULT 0,
 	name VARCHAR(32) NOT NULL DEFAULT '', -- 分组名称
-	is_delete SMALLINT NOT NULL DEFAULT 1, -- 是否删除, 0否, 1是
+	is_del SMALLINT NOT NULL DEFAULT 1, -- 是否删除, 0否, 1是
 	created_on BIGINT NOT NULL DEFAULT 0,
 	modified_on BIGINT NOT NULL DEFAULT 0,
 	deleted_on BIGINT NOT NULL DEFAULT 0
diff --git a/scripts/paopao-postgres.sql b/scripts/paopao-postgres.sql
index c7b00959..ca536740 100644
--- a/scripts/paopao-postgres.sql
+++ b/scripts/paopao-postgres.sql
@@ -106,9 +106,10 @@ CREATE INDEX idx_message_receiver_user_id ON p_message USING btree (receiver_use
 CREATE INDEX idx_message_is_read ON p_message USING btree (is_read);
 CREATE INDEX idx_message_type ON p_message USING btree ("type");
 
+CREATE SEQUENCE IF NOT EXISTS post_id_seq AS BIGINT MINVALUE 1080017989 NO MAXVALUE;
 DROP TABLE IF EXISTS p_post;
 CREATE TABLE p_post (
-	id BIGSERIAL PRIMARY KEY,
+	id BIGINT NOT NULL DEFAULT nextval('post_id_seq'::regclass),
 	user_id BIGINT NOT NULL DEFAULT 0,
 	comment_count BIGINT NOT NULL DEFAULT 0,
 	collection_count BIGINT NOT NULL DEFAULT 0,
@@ -125,7 +126,8 @@ CREATE TABLE p_post (
 	created_on BIGINT NOT NULL DEFAULT 0,
 	modified_on BIGINT NOT NULL DEFAULT 0,
 	deleted_on BIGINT NOT NULL DEFAULT 0,
-	is_del SMALLINT NOT NULL DEFAULT 0
+	is_del SMALLINT NOT NULL DEFAULT 0,
+	PRIMARY KEY (id)
 );
 CREATE INDEX idx_post_user_id ON p_post USING btree (user_id);
 CREATE INDEX idx_post_visibility ON p_post USING btree (visibility);
@@ -212,7 +214,7 @@ CREATE TABLE p_user (
 	status SMALLINT NOT NULL DEFAULT 1, -- 状态，1正常，2停用
 	avatar VARCHAR(255) NOT NULL DEFAULT '',
 	balance BIGINT NOT NULL, -- 用户余额（分）
-	is_admin SMALLINT NOT NULL DEFAULT 0, -- 是否管理员
+	is_admin BOOLEAN NOT NULL DEFAULT false, -- 是否管理员
 	created_on BIGINT NOT NULL DEFAULT 0,
 	modified_on BIGINT NOT NULL DEFAULT 0,
 	deleted_on BIGINT NOT NULL DEFAULT 0,
@@ -231,7 +233,7 @@ CREATE TABLE p_contact (
 	status SMALLINT NOT NULL DEFAULT 0, -- 好友状态: 1请求好友, 2已好友, 3拒绝好友, 4已删好友
 	is_top SMALLINT NOT NULL DEFAULT 0, -- 是否置顶, 0否, 1是
 	is_black SMALLINT NOT NULL DEFAULT 0, -- 是否为黑名单, 0否, 1是
-	is_delete SMALLINT NOT NULL DEFAULT 0, -- 否删除好友, 0否, 1是
+	is_del SMALLINT NOT NULL DEFAULT 0, -- 否删除好友, 0否, 1是
 	notice_enable SMALLINT NOT NULL DEFAULT 0, -- 是否有消息提醒, 0否, 1是
 	created_on BIGINT NOT NULL DEFAULT 0,
 	modified_on BIGINT NOT NULL DEFAULT 0,
@@ -245,7 +247,7 @@ CREATE TABLE p_contact_group (
 	id BIGSERIAL PRIMARY KEY,
 	user_id int NOT NULL DEFAULT 0,
 	name VARCHAR(32) NOT NULL DEFAULT '', -- 分组名称
-	is_delete SMALLINT NOT NULL DEFAULT 1, -- 是否删除, 0否, 1是
+	is_del SMALLINT NOT NULL DEFAULT 1, -- 是否删除, 0否, 1是
 	created_on BIGINT NOT NULL DEFAULT 0,
 	modified_on BIGINT NOT NULL DEFAULT 0,
 	deleted_on BIGINT NOT NULL DEFAULT 0