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refactor: sql执行列返回字段类型

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This commit is contained in:
meilin.huang
2023-12-14 21:27:11 +08:00
parent 18cf2e54c4
commit a5a813f95f
15 changed files with 127 additions and 44 deletions
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2
mayfly_go_web/src/theme/app.scss
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@@ -248,7 +248,7 @@ body,
/* 字体大小全局样式
------------------------------- */
@for $i from 10 through 32 {
@for $i from 8 through 32 {
.font#{$i} {
font-size: #{$i}px !important;
}

5
mayfly_go_web/src/views/ops/db/component/sqleditor/DbSqlEditor.vue
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@@ -362,9 +362,10 @@ const onRunSql = async (newTab = false) => {
// 要实时响应，故需要用索引改变数据才生效
state.execResTabs[i].data = colAndData.res;
// 兼容表格字段配置
state.execResTabs[i].tableColumn = colAndData.colNames.map((x: any) => {
state.execResTabs[i].tableColumn = colAndData.columns.map((x: any) => {
return {
columnName: x,
columnName: x.name,
columnType: x.type,
show: true,
};
});

37
mayfly_go_web/src/views/ops/db/component/table/DbTableData.vue
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@@ -26,16 +26,23 @@
borderRight: 'var(--el-table-border)',
}"
>
<!-- 行号列表头 -->
<div v-if="column.key == rowNoColumn.key || !showColumnTip">
<!-- 行号列 -->
<div v-if="column.key == rowNoColumn.key">
<el-text tag="b"> {{ column.title }} </el-text>
</div>
<div v-else @contextmenu="headerContextmenuClick($event, column)">
<!-- 字段名列 -->
<div v-else @contextmenu="headerContextmenuClick($event, column)" style="position: relative">
<div class="column-type">
<span class="font8">{{ dbDialect.getShortColumnType(column.columnType) }}</span>
</div>
<div v-if="showColumnTip" @mouseover="column.showSetting = true" @mouseleave="column.showSetting = false">
<el-tooltip :show-after="500" raw-content placement="top">
<template #content> {{ getColumnTip(column) }} </template>
<el-text tag="b" style="cursor: pointer"> {{ column.title }} </el-text>
<el-text tag="b" style="cursor: pointer">
{{ column.title }}
</el-text>
</el-tooltip>
<span>
@@ -48,7 +55,9 @@
</div>
<div v-else>
<el-text tag="b" style="cursor: pointer"> {{ column.title }} </el-text>
<el-text tag="b">
{{ column.title }}
</el-text>
</div>
</div>
</div>
@@ -58,7 +67,7 @@
<template #cell="{ rowData, column, rowIndex, columnIndex }">
<div @contextmenu="dataContextmenuClick($event, rowIndex, column, rowData)" class="table-data-cell">
<!-- 行号列 -->
<div v-if="column.key == 'tableDataRowNo'">
<div v-if="column.key == rowNoColumn.key">
<el-text tag="b" size="small">
{{ rowIndex + 1 }}
</el-text>
@@ -78,7 +87,7 @@
</div>
<div v-else :class="isUpdated(rowIndex, column.dataKey) ? 'update_field_active' : ''">
<el-text style="color: var(--el-color-info-light-5)" v-if="rowData[column.dataKey!] === null" size="small" truncated>
<el-text v-if="rowData[column.dataKey!] === null" size="small" truncated style="color: var(--el-color-info-light-5)">
NULL
</el-text>
@@ -134,6 +143,7 @@ import SvgIcon from '@/components/svgIcon/index.vue';
import { exportCsv, exportFile } from '@/common/utils/export';
import { dateStrFormat } from '@/common/utils/date';
import { useIntervalFn } from '@vueuse/core';
import { getDbDialect, DbDialect } from '../../dialect/index';
const emits = defineEmits(['dataDelete', 'sortChange', 'deleteData', 'selectionChange', 'changeUpdatedField']);
@@ -273,6 +283,8 @@ class TableCellData {
oldValue: any;
}
let dbDialect: DbDialect = null as any;
let nowSortColumn = null as any;
// 当前正在更新的单元格
@@ -388,6 +400,8 @@ onMounted(async () => {
state.dbId = props.dbId;
state.dbType = props.dbType;
dbDialect = getDbDialect(state.dbType);
state.db = props.db;
state.table = props.table;
setTableData(props.data);
@@ -789,5 +803,14 @@ defineExpose({
.update_field_active {
background-color: var(--el-color-success);
}
.column-type {
color: var(--el-color-info-light-3);
font-weight: bold;
position: absolute;
top: -12px;
padding: 2px;
height: 12px;
}
}
</style>

13
mayfly_go_web/src/views/ops/db/db.ts
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@@ -373,6 +373,15 @@ export class DbInst {
return columnType.match(/int|double|float|nubmer|decimal|byte|bit/gi);
}
/**
* 判断字段类型是否为日期相关类型
* @param columnType 字段类型
* @returns
*/
static isDate(columnType: string) {
return columnType.match(/date|time/gi);
}
/**
*
* @param str 字符串
@@ -385,8 +394,8 @@ export class DbInst {
return;
}
// 获取列名称的长度 加上排序图标长度
const columnWidth: number = getTextWidth(prop) + 23;
// 获取列名称的长度 加上排序图标长度、abc为字段类型简称占位符
const columnWidth: number = getTextWidth(prop + 'abc') + 23;
// prop为该列的字段名(传字符串);tableData为该表格的数据源(传变量);
if (!tableData || !tableData.length || tableData.length === 0 || tableData === undefined) {
return columnWidth;

12
mayfly_go_web/src/views/ops/db/dialect/dm_dialect.ts
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@@ -1,3 +1,4 @@
import { DbInst } from '../db';
import { DbDialect, sqlColumnType, DialectInfo, RowDefinition, IndexDefinition, EditorCompletionItem, commonCustomKeywords, EditorCompletion } from './index';
import { language as sqlLanguage } from 'monaco-editor/esm/vs/basic-languages/sql/sql.js';
export { DMDialect, DM_TYPE_LIST };
@@ -429,10 +430,21 @@ class DMDialect implements DbDialect {
indexComment: '',
};
}
wrapName = (name: string) => {
return name;
};
getShortColumnType(columnType: string): string {
if (DbInst.isNumber(columnType)) {
return '123';
}
if (DbInst.isDate(columnType)) {
return 'date';
}
return 'abc';
}
matchType(text: string, arr: string[]): boolean {
if (!text || !arr || arr.length === 0) {
return false;

6
mayfly_go_web/src/views/ops/db/dialect/index.ts
View File

@@ -106,6 +106,12 @@ export interface DbDialect {
getDefaultIndex(): IndexDefinition;
/**
* 根据数据库完整字段类型，获取类型简称。如字符串为abc、数字为123、日期为date等。
* @param columnType 数据库原始字段类型
*/
getShortColumnType(columnType: string): string;
/**
* 包裹数据库表名、字段名等，避免使用关键字为字段名或表名时报错
* @param name 名称

11
mayfly_go_web/src/views/ops/db/dialect/mysql_dialect.ts
View File

@@ -1,3 +1,4 @@
import { DbInst } from '../db';
import { commonCustomKeywords, DbDialect, DialectInfo, EditorCompletion, EditorCompletionItem, IndexDefinition, RowDefinition } from './index';
import { language as mysqlLanguage } from 'monaco-editor/esm/vs/basic-languages/mysql/mysql.js';
@@ -178,6 +179,16 @@ class MysqlDialect implements DbDialect {
};
}
getShortColumnType(columnType: string): string {
if (DbInst.isNumber(columnType)) {
return '123';
}
if (DbInst.isDate(columnType)) {
return 'date';
}
return 'abc';
}
wrapName = (name: string) => {
return `\`${name}\``;
};

11
mayfly_go_web/src/views/ops/db/dialect/postgres_dialect.ts
View File

@@ -1,3 +1,4 @@
import { DbInst } from '../db';
import { commonCustomKeywords, DbDialect, DialectInfo, EditorCompletion, EditorCompletionItem, IndexDefinition, RowDefinition, sqlColumnType } from './index';
import { language as pgsqlLanguage } from 'monaco-editor/esm/vs/basic-languages/pgsql/pgsql.js';
@@ -189,6 +190,16 @@ class PostgresqlDialect implements DbDialect {
};
}
getShortColumnType(columnType: string): string {
if (DbInst.isNumber(columnType)) {
return '123';
}
if (DbInst.isDate(columnType)) {
return 'date';
}
return 'abc';
}
wrapName = (name: string) => {
return name;
};

6
server/internal/db/api/db.go
View File

@@ -136,7 +136,7 @@ func (d *Db) ExecSql(rc *req.Ctx) {
}
colAndRes := make(map[string]any)
colAndRes["colNames"] = execResAll.ColNames
colAndRes["columns"] = execResAll.Columns
colAndRes["res"] = execResAll.Res
rc.ResData = colAndRes
}
@@ -349,11 +349,11 @@ func (d *Db) dumpDb(writer *gzipWriter, dbId uint64, dbName string, tables []str
writer.WriteString(fmt.Sprintf("\n-- ----------------------------\n-- 表记录: %s \n-- ----------------------------\n", table))
writer.WriteString("BEGIN;\n")
insertSql := "INSERT INTO %s VALUES (%s);\n"
dbMeta.WalkTableRecord(table, func(record map[string]any, columns []string) {
dbMeta.WalkTableRecord(table, func(record map[string]any, columns []*dbm.QueryColumn) {
var values []string
writer.TryFlush()
for _, column := range columns {
value := record[column]
value := record[column.Name]
if value == nil {
values = append(values, "NULL")
continue

18
server/internal/db/application/db_sql_exec.go
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@@ -26,19 +26,19 @@ type DbSqlExecReq struct {
}
type DbSqlExecRes struct {
ColNames []string
Columns []*dbm.QueryColumn
Res []map[string]any
}
// 合并执行结果，主要用于执行多条sql使用
func (d *DbSqlExecRes) Merge(execRes *DbSqlExecRes) {
canMerge := len(d.ColNames) == len(execRes.ColNames)
canMerge := len(d.Columns) == len(execRes.Columns)
if !canMerge {
return
}
// 列名不一致，则不合并
for i, colName := range d.ColNames {
if execRes.ColNames[i] != colName {
for i, col := range d.Columns {
if execRes.Columns[i].Name != col.Name {
return
}
}
@@ -188,12 +188,12 @@ func doSelect(ctx context.Context, selectStmt *sqlparser.Select, execSqlReq *DbS
func doRead(ctx context.Context, execSqlReq *DbSqlExecReq) (*DbSqlExecRes, error) {
dbConn := execSqlReq.DbConn
sql := execSqlReq.Sql
colNames, res, err := dbConn.QueryContext(ctx, sql)
cols, res, err := dbConn.QueryContext(ctx, sql)
if err != nil {
return nil, err
}
return &DbSqlExecRes{
ColNames: colNames,
Columns: cols,
Res: res,
}, nil
}
@@ -285,7 +285,11 @@ func doExec(ctx context.Context, sql string, dbConn *dbm.DbConn) (*DbSqlExecRes,
res = append(res, resData)
return &DbSqlExecRes{
ColNames: []string{"sql", "rowsAffected", "result"},
Columns: []*dbm.QueryColumn{
{Name: "sql", Type: "string"},
{Name: "rowsAffected", Type: "number"},
{Name: "result", Type: "string"},
},
Res: res,
}, err
}

28
server/internal/db/dbm/conn.go
View File

@@ -19,17 +19,23 @@ type DbConn struct {
db *sql.DB
}
// 执行数据库查询返回的列信息
type QueryColumn struct {
Name string `json:"name"` // 列名
Type string `json:"type"` // 类型
}
// 执行查询语句
// 依次返回 列名数组(顺序)，结果map，错误
func (d *DbConn) Query(querySql string) ([]string, []map[string]any, error) {
// 依次返回 列信息数组(顺序)，结果map，错误
func (d *DbConn) Query(querySql string) ([]*QueryColumn, []map[string]any, error) {
return d.QueryContext(context.Background(), querySql)
}
// 执行查询语句
// 依次返回 列名数组(顺序)，结果map，错误
func (d *DbConn) QueryContext(ctx context.Context, querySql string) ([]string, []map[string]any, error) {
// 依次返回 列信息数组(顺序)，结果map，错误
func (d *DbConn) QueryContext(ctx context.Context, querySql string) ([]*QueryColumn, []map[string]any, error) {
result := make([]map[string]any, 0, 16)
columns, err := walkTableRecord(ctx, d.db, querySql, func(record map[string]any, columns []string) {
columns, err := walkTableRecord(ctx, d.db, querySql, func(record map[string]any, columns []*QueryColumn) {
result = append(result, record)
})
if err != nil {
@@ -55,7 +61,7 @@ func (d *DbConn) Query2Struct(execSql string, dest any) error {
}
// WalkTableRecord 遍历表记录
func (d *DbConn) WalkTableRecord(ctx context.Context, selectSql string, walk func(record map[string]any, columns []string)) error {
func (d *DbConn) WalkTableRecord(ctx context.Context, selectSql string, walk func(record map[string]any, columns []*QueryColumn)) error {
_, err := walkTableRecord(ctx, d.db, selectSql, walk)
return err
}
@@ -100,7 +106,7 @@ func (d *DbConn) Close() {
}
}
func walkTableRecord(ctx context.Context, db *sql.DB, selectSql string, walk func(record map[string]any, columns []string)) ([]string, error) {
func walkTableRecord(ctx context.Context, db *sql.DB, selectSql string, walk func(record map[string]any, columns []*QueryColumn)) ([]*QueryColumn, error) {
rows, err := db.QueryContext(ctx, selectSql)
if err != nil {
@@ -120,13 +126,13 @@ func walkTableRecord(ctx context.Context, db *sql.DB, selectSql string, walk fun
}
lenCols := len(colTypes)
// 列名用于前端表头名称按照数据库与查询字段顺序显示
colNames := make([]string, lenCols)
cols := make([]*QueryColumn, lenCols)
// 这里表示一行填充数据
scans := make([]any, lenCols)
// 这里表示一行所有列的值，用[]byte表示
values := make([][]byte, lenCols)
for k, colType := range colTypes {
colNames[k] = colType.Name()
cols[k] = &QueryColumn{Name: colType.Name(), Type: colType.DatabaseTypeName()}
// 这里scans引用values，把数据填充到[]byte里
scans[k] = &values[k]
}
@@ -142,10 +148,10 @@ func walkTableRecord(ctx context.Context, db *sql.DB, selectSql string, walk fun
for i, v := range values {
rowData[colTypes[i].Name()] = valueConvert(v, colTypes[i])
}
walk(rowData, colNames)
walk(rowData, cols)
}
return colNames, nil
return cols, nil
}
// 将查询的值转为对应列类型的实际值，不全部转为字符串

4
server/internal/db/dbm/dialect.go
View File

@@ -63,10 +63,10 @@ type DbDialect interface {
// 获取指定表的数据-分页查询
// @return columns: 列字段名；result: 结果集；error: 错误
GetTableRecord(tableName string, pageNum, pageSize int) ([]string, []map[string]any, error)
GetTableRecord(tableName string, pageNum, pageSize int) ([]*QueryColumn, []map[string]any, error)
// WalkTableRecord 遍历指定表的数据
WalkTableRecord(tableName string, walk func(record map[string]any, columns []string)) error
WalkTableRecord(tableName string, walk func(record map[string]any, columns []*QueryColumn)) error
GetSchemas() ([]string, error)
}

4
server/internal/db/dbm/dialect_dm.go
View File

@@ -232,11 +232,11 @@ func (pd *DMDialect) GetCreateTableDdl(tableName string) (string, error) {
return builder.String(), nil
}
func (pd *DMDialect) GetTableRecord(tableName string, pageNum, pageSize int) ([]string, []map[string]any, error) {
func (pd *DMDialect) GetTableRecord(tableName string, pageNum, pageSize int) ([]*QueryColumn, []map[string]any, error) {
return pd.dc.Query(fmt.Sprintf("SELECT * FROM %s OFFSET %d LIMIT %d", tableName, (pageNum-1)*pageSize, pageSize))
}
func (pd *DMDialect) WalkTableRecord(tableName string, walk func(record map[string]any, columns []string)) error {
func (pd *DMDialect) WalkTableRecord(tableName string, walk func(record map[string]any, columns []*QueryColumn)) error {
return pd.dc.WalkTableRecord(context.Background(), fmt.Sprintf("SELECT * FROM %s", tableName), walk)
}

4
server/internal/db/dbm/dialect_mysql.go
View File

@@ -174,11 +174,11 @@ func (md *MysqlDialect) GetCreateTableDdl(tableName string) (string, error) {
return res[0]["Create Table"].(string) + ";", nil
}
func (md *MysqlDialect) GetTableRecord(tableName string, pageNum, pageSize int) ([]string, []map[string]any, error) {
func (md *MysqlDialect) GetTableRecord(tableName string, pageNum, pageSize int) ([]*QueryColumn, []map[string]any, error) {
return md.dc.Query(fmt.Sprintf("SELECT * FROM %s LIMIT %d, %d", tableName, (pageNum-1)*pageSize, pageSize))
}
func (md *MysqlDialect) WalkTableRecord(tableName string, walk func(record map[string]any, columns []string)) error {
func (md *MysqlDialect) WalkTableRecord(tableName string, walk func(record map[string]any, columns []*QueryColumn)) error {
return md.dc.WalkTableRecord(context.Background(), fmt.Sprintf("SELECT * FROM %s", tableName), walk)
}

4
server/internal/db/dbm/dialect_pgsql.go
View File

@@ -245,11 +245,11 @@ func (pd *PgsqlDialect) GetCreateTableDdl(tableName string) (string, error) {
return res[0]["sql"].(string), nil
}
func (pd *PgsqlDialect) GetTableRecord(tableName string, pageNum, pageSize int) ([]string, []map[string]any, error) {
func (pd *PgsqlDialect) GetTableRecord(tableName string, pageNum, pageSize int) ([]*QueryColumn, []map[string]any, error) {
return pd.dc.Query(fmt.Sprintf("SELECT * FROM %s OFFSET %d LIMIT %d", tableName, (pageNum-1)*pageSize, pageSize))
}
func (pd *PgsqlDialect) WalkTableRecord(tableName string, walk func(record map[string]any, columns []string)) error {
func (pd *PgsqlDialect) WalkTableRecord(tableName string, walk func(record map[string]any, columns []*QueryColumn)) error {
return pd.dc.WalkTableRecord(context.Background(), fmt.Sprintf("SELECT * FROM %s", tableName), walk)
}