gf/database/gdb/gdb_z_mysql_model_subquery_test.go

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// Copyright GoFrame Author(https://goframe.org). All Rights Reserved.
//
// This Source Code Form is subject to the terms of the MIT License.
// If a copy of the MIT was not distributed with this file,
// You can obtain one at https://github.com/gogf/gf.
package gdb_test
import (
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"github.com/gogf/gf/v2/frame/g"
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"testing"
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"github.com/gogf/gf/v2/test/gtest"
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)
func Test_Model_SubQuery_Where(t *testing.T) {
table := createInitTable()
defer dropTable(table)
gtest.C(t, func(t *gtest.T) {
r, err := db.Model(table).Where(
"id in ?",
db.Model(table).Fields("id").Where("id", g.Slice{1, 3, 5}),
).OrderAsc("id").All()
t.AssertNil(err)
t.Assert(len(r), 3)
t.Assert(r[0]["id"], 1)
t.Assert(r[1]["id"], 3)
t.Assert(r[2]["id"], 5)
})
}
func Test_Model_SubQuery_Having(t *testing.T) {
table := createInitTable()
defer dropTable(table)
gtest.C(t, func(t *gtest.T) {
r, err := db.Model(table).Where(
"id in ?",
db.Model(table).Fields("id").Where("id", g.Slice{1, 3, 5}),
).Having(
"id > ?",
db.Model(table).Fields("MAX(id)").Where("id", g.Slice{1, 3}),
).OrderAsc("id").All()
t.AssertNil(err)
t.Assert(len(r), 1)
t.Assert(r[0]["id"], 5)
})
}
func Test_Model_SubQuery_Model(t *testing.T) {
table := createInitTable()
defer dropTable(table)
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gtest.C(t, func(t *gtest.T) {
subQuery1 := db.Model(table).Where("id", g.Slice{1, 3, 5})
subQuery2 := db.Model(table).Where("id", g.Slice{5, 7, 9})
r, err := db.Model("? AS a, ? AS b", subQuery1, subQuery2).Fields("a.id").Where("a.id=b.id").OrderAsc("id").All()
t.AssertNil(err)
t.Assert(len(r), 1)
t.Assert(r[0]["id"], 5)
})
}