createTableSQL += "CONSTRAINT ? UNIQUE (?),"
				values = append(values, clause.Column{Name: uni.Name}, clause.Expr{SQL: stmt.Quote(uni.Field.DBName)})
			}

			for _, chk := range stmt.Schema.ParseCheckConstraints() {
				createTableSQL += "CONSTRAINT ? CHECK (?),"
				values = append(values, clause.Column{Name: chk.Name}, clause.Expr{SQL: chk.Constraint})
			}

				Context:   db.Statement.Context,
				Clauses:   map[string]clause.Clause{},
				Vars:      make([]interface{}, 0, 8),
				SkipHooks: db.Statement.SkipHooks,
			}
		} else {
			// with clone statement
			tx.Statement = db.Statement.clone()
			tx.Statement.DB = tx
		}

		return tx
	}

	return db
}

// Expr returns clause.Expr, which can be used to pass SQL expression as params

			} else if ref.PrimaryValue != "" {
				conds = append(conds, clause.Eq{
					Column: clause.Column{Table: rel.JoinTable.Table, Name: ref.ForeignKey.DBName},
					Value:  ref.PrimaryValue,
				})
			} else {
				conds = append(conds, clause.Eq{
					Column: clause.Column{Table: rel.JoinTable.Table, Name: ref.ForeignKey.DBName},
					Value:  clause.Column{Table: rel.FieldSchema.Table, Name: ref.PrimaryKey.DBName},
				})

	"time"

	"gorm.io/gorm"
	"gorm.io/gorm/clause"
	. "gorm.io/gorm/utils/tests"
)

func TestUpsert(t *testing.T) {
	lang := Language{Code: "upsert", Name: "Upsert"}
	if err := DB.Clauses(clause.OnConflict{DoNothing: true}).Create(&lang).Error; err != nil {
		t.Fatalf("failed to upsert, got %v", err)
	}

	lang2 := Language{Code: "upsert", Name: "Upsert"}

org.sonatype.aether:aether-impl
org.sonatype.aether:aether-spi
org.sonatype.aether:aether-util

------------------------------------------------------------------------------
3-Clause BSD
https://opensource.org/licenses/BSD-3-Clause

com.google.code.findbugs:jsr305

org.hamcrest:hamcrest-core
BSD License

Copyright (c) 2000-2015 www.hamcrest.org
All rights reserved.

						if len(values) > 0 {
							conds = append(conds, clause.IN{Column: clause.PrimaryColumn, Values: values})
							return []clause.Expression{clause.And(conds...)}
						}
						return nil
					}
				}

				conds = append(conds, clause.IN{Column: clause.PrimaryColumn, Values: args})
			}
		}
	}

	if len(conds) > 0 {
		return []clause.Expression{clause.And(conds...)}
	}
	return nil
}

	newDB.Clauses(
		clause.From{
			Tables: []clause.Table{{Name: "users"}},
			Joins: []clause.Join{
				{
					Table: clause.Table{Name: "companies", Raw: false},
					ON: clause.Where{
						Exprs: []clause.Expression{
							clause.Eq{
								Column: clause.Column{
									Table: "users",
									Name:  "company_id",
								},
								Value: clause.Column{
									Table: "companies",

    assertSame(cause, Throwables.getRootCause(exception));
  }

  public void testGetRootCause_Loop() {
    Exception cause = new Exception();
    Exception exception = new Exception(cause);
    cause.initCause(exception);
    try {
      Throwables.getRootCause(cause);
      fail("Should have throw IAE");
    } catch (IllegalArgumentException expected) {

    assertSame(cause, Throwables.getRootCause(exception));
  }

  public void testGetRootCause_Loop() {
    Exception cause = new Exception();
    Exception exception = new Exception(cause);
    cause.initCause(exception);
    try {
      Throwables.getRootCause(cause);
      fail("Should have throw IAE");
    } catch (IllegalArgumentException expected) {

   */
  protected final void notifyFailed(Throwable cause) {
    checkNotNull(cause);

    monitor.enter();
    try {
      State previous = state();
      switch (previous) {
        case NEW:
        case TERMINATED:
          throw new IllegalStateException("Failed while in state:" + previous, cause);
        case RUNNING:
        case STARTING:
        case STOPPING: