xorm/schemas/index.go
Lunny Xiao a90b7a48b4
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Fix mssql quote (#1535)
Fix some quotes

Fix mssql quote

Merge core package back into the main repository and split into serval sub packages. (#1543)

Fix test

Improve fmt

update go.mod

Move core as a sub package

Reviewed-on: #1543

Fix int time deleted bug (#1539)

Fix panic

Fix test

Fix test for mssql time

Add sql type check on deleted cond

Fix int time deleted bug

Reviewed-on: #1539

Add test for mysql8.0 (#1538)

Fix pk order on test

Add test for mysql8.0

Reviewed-on: #1538

Add test for join limit (#1536)

Add test for join limit

Reviewed-on: #1536

Improve drone (#1537)

Fix drone

Improve drone

* use traditional positional parameters on inser...
Reviewed-on: #1537

Fix slice of struct not cache bug (#895)

Fix failure caused by nil bean

Judge both type of struct and pointer in case of out-of-range

Fix issue #894

Add test for join subquery (#1528)

Fix test

Fix subquery with schema

Add test for join subquery

Add makefile (#1531)

Fix drone

Fix ci

Add deps

Improve drone

Fix envs

Add makefile

Reviewed-on: #1531

Add password for postgres drone image (#1530)

Add password for postgres drone image

Reviewed-on: #1530

format time when sqlTypeName is core.Varchar (#1026)

fix time test

add test for time format

sign codes according to contributing rules.

format time when sqlTypeName is core.Varchar. Same with core.DateTime or core.TimeStamp

Add test for second insert error (#1527)

Add test for second insert error

Reviewed-on: #1527

Add tests for table name (#1517)

add tests for table name

Fix test (#1526)

Fix test

Reviewed-on: #1526

Fix test (#1526)

Fix test

Reviewed-on: #1526

Fix wrong warning log on autoincrement column when sync table (#1525)

improve doc

Fix wrong warning log on autoincrement column when sync table

Reviewed-on: #1525

Fixed Join strings on func Exist (#1520)

fix test

fixed Join strings on func Exist

Co-authored-by: Tomofumi Kusana <tkusana@morisawa.co.jp>
Reviewed-on: #1520

For nullable columns, store nil values as NULL (#531)

Merge branch 'master' into jcsalem/fix/nil_ptr_is_nullable

fix bug when buffersize with iterate (#941)

Merge branch 'master' into lunny/fix_buffer_iterate

Exclude schema from index name (#1505)

Merge branch 'master' into fix-schema-idx

SetExpr support more go types (#1499)

Improve tests

SetExpr support more go types

fix vet

fix drone lint

remove go1.10 test on drone

Reviewed-on: #1499

fix vet

fix drone lint

remove go1.10 test on drone

Exclude schema from the index name

Co-authored-by: Guillermo Prandi <guillep2k@users.noreply.github.com>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Reviewed-on: #1505

fix test

fix bug

fix bug when buffersize with iterate

SetExpr support more go types (#1499)

Improve tests

SetExpr support more go types

fix vet

fix drone lint

remove go1.10 test on drone

Reviewed-on: #1499

fix vet

fix drone lint

remove go1.10 test on drone

Fix update with Alias (#1455)

Co-authored-by: Guillermo Prandi <guillep2k@noreply.gitea.io>
Reviewed-on: #941

fix update map with version (#1448)

fix test

fix update map with version

SetExpr support more go types (#1499)

Improve tests

SetExpr support more go types

fix vet

fix drone lint

remove go1.10 test on drone

Reviewed-on: #1499

fix vet

fix drone lint

remove go1.10 test on drone

Fix update with Alias (#1455)

Reviewed-on: #1448

Exclude schema from index name (#1505)

Merge branch 'master' into fix-schema-idx

SetExpr support more go types (#1499)

Improve tests

SetExpr support more go types

fix vet

fix drone lint

remove go1.10 test on drone

Reviewed-on: #1499

fix vet

fix drone lint

remove go1.10 test on drone

Exclude schema from the index name

Co-authored-by: Guillermo Prandi <guillep2k@users.noreply.github.com>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Reviewed-on: #1505

SetExpr support more go types (#1499)

Improve tests

SetExpr support more go types

fix vet

fix drone lint

remove go1.10 test on drone

Reviewed-on: #1499

For nullable columns, store nil values as NULL

fix vet

fix drone lint

remove go1.10 test on drone

Fix update with Alias (#1455)

Improve ci tests (#1477)

Rewrite Engine.QuoteTo() to accept multi-part identifiers (#1476)

Support local sql log (#1338)

Fix go mod and update version (#1460)

Move github.com/go-xorm/xorm to xorm.io/xorm (#1459)

add support custom type Nullfloat64 (#1450)

fix bug when query map condtion with no quo...
Reviewed-on: #1535
2020-02-24 10:03:48 +00:00

73 lines
1.5 KiB
Go

// Copyright 2019 The Xorm Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package schemas
import (
"fmt"
"strings"
)
// enumerate all index types
const (
IndexType = iota + 1
UniqueType
)
// Index represents a database index
type Index struct {
IsRegular bool
Name string
Type int
Cols []string
}
// NewIndex new an index object
func NewIndex(name string, indexType int) *Index {
return &Index{true, name, indexType, make([]string, 0)}
}
func (index *Index) XName(tableName string) string {
if !strings.HasPrefix(index.Name, "UQE_") &&
!strings.HasPrefix(index.Name, "IDX_") {
tableParts := strings.Split(strings.Replace(tableName, `"`, "", -1), ".")
tableName = tableParts[len(tableParts)-1]
if index.Type == UniqueType {
return fmt.Sprintf("UQE_%v_%v", tableName, index.Name)
}
return fmt.Sprintf("IDX_%v_%v", tableName, index.Name)
}
return index.Name
}
// AddColumn add columns which will be composite index
func (index *Index) AddColumn(cols ...string) {
for _, col := range cols {
index.Cols = append(index.Cols, col)
}
}
func (index *Index) Equal(dst *Index) bool {
if index.Type != dst.Type {
return false
}
if len(index.Cols) != len(dst.Cols) {
return false
}
for i := 0; i < len(index.Cols); i++ {
var found bool
for j := 0; j < len(dst.Cols); j++ {
if index.Cols[i] == dst.Cols[j] {
found = true
break
}
}
if !found {
return false
}
}
return true
}