feat: sql脚本执行调整

This commit is contained in:
meilin.huang
2024-10-18 12:32:53 +08:00
parent e135e4ce64
commit a726927a28
8 changed files with 161 additions and 187 deletions

View File

@@ -205,7 +205,6 @@
:db-id="dt.params.id" :db-id="dt.params.id"
:db="dt.params.db" :db="dt.params.db"
:db-type="dt.params.type" :db-type="dt.params.type"
:flow-procdef="dt.params.flowProcdef"
:height="state.tablesOpHeight" :height="state.tablesOpHeight"
/> />
</el-tab-pane> </el-tab-pane>
@@ -220,7 +219,6 @@
:dbId="tableCreateDialog.dbId" :dbId="tableCreateDialog.dbId"
:db="tableCreateDialog.db" :db="tableCreateDialog.db"
:dbType="tableCreateDialog.dbType" :dbType="tableCreateDialog.dbType"
:flow-procdef="tableCreateDialog.flowProcdef"
:data="tableCreateDialog.data" :data="tableCreateDialog.data"
v-model:visible="tableCreateDialog.visible" v-model:visible="tableCreateDialog.visible"
@submit-sql="onSubmitEditTableSql" @submit-sql="onSubmitEditTableSql"
@@ -249,7 +247,6 @@ import { useEventListener, useStorage } from '@vueuse/core';
import SqlExecBox from '@/views/ops/db/component/sqleditor/SqlExecBox'; import SqlExecBox from '@/views/ops/db/component/sqleditor/SqlExecBox';
import { useAutoOpenResource } from '@/store/autoOpenResource'; import { useAutoOpenResource } from '@/store/autoOpenResource';
import { storeToRefs } from 'pinia'; import { storeToRefs } from 'pinia';
import { procdefApi } from '@/views/flow/api';
const DbTableOp = defineAsyncComponent(() => import('./component/table/DbTableOp.vue')); const DbTableOp = defineAsyncComponent(() => import('./component/table/DbTableOp.vue'));
const DbSqlEditor = defineAsyncComponent(() => import('./component/sqleditor/DbSqlEditor.vue')); const DbSqlEditor = defineAsyncComponent(() => import('./component/sqleditor/DbSqlEditor.vue'));
@@ -303,7 +300,6 @@ const nodeClickChangeDb = (nodeData: TagTreeNode) => {
type: params.type, type: params.type,
tagPath: params.tagPath, tagPath: params.tagPath,
databases: params.dbs, databases: params.dbs,
flowProcdef: params.flowProcdef,
}, },
params.db params.db
); );
@@ -335,7 +331,6 @@ const NodeTypeDbInst = new NodeType(SqlExecNodeType.DbInst).withLoadNodesFunc(as
const params = parentNode.params; const params = parentNode.params;
const dbs = (await DbInst.getDbNames(params))?.sort(); const dbs = (await DbInst.getDbNames(params))?.sort();
const flowProcdef = await procdefApi.getByResource.request({ resourceType: TagResourceTypeEnum.DbName.value, resourceCode: params.code });
return dbs.map((x: any) => { return dbs.map((x: any) => {
return new TagTreeNode(`${parentNode.key}.${x}`, x, NodeTypeDb) return new TagTreeNode(`${parentNode.key}.${x}`, x, NodeTypeDb)
.withParams({ .withParams({
@@ -346,7 +341,6 @@ const NodeTypeDbInst = new NodeType(SqlExecNodeType.DbInst).withLoadNodesFunc(as
host: `${params.host}:${params.port}`, host: `${params.host}:${params.port}`,
dbs: dbs, dbs: dbs,
db: x, db: x,
flowProcdef: flowProcdef,
}) })
.withIcon(DbIcon); .withIcon(DbIcon);
}); });
@@ -407,7 +401,7 @@ const NodeTypeTableMenu = new NodeType(SqlExecNodeType.TableMenu)
]) ])
.withLoadNodesFunc(async (parentNode: TagTreeNode) => { .withLoadNodesFunc(async (parentNode: TagTreeNode) => {
const params = parentNode.params; const params = parentNode.params;
let { id, db, type, flowProcdef, schema } = params; let { id, db, type, schema } = params;
// 获取当前库的所有表信息 // 获取当前库的所有表信息
let tables = await DbInst.getInst(id).loadTables(db, state.reloadStatus); let tables = await DbInst.getInst(id).loadTables(db, state.reloadStatus);
state.reloadStatus = !dbConfig.value.cacheTable; state.reloadStatus = !dbConfig.value.cacheTable;
@@ -423,7 +417,6 @@ const NodeTypeTableMenu = new NodeType(SqlExecNodeType.TableMenu)
db, db,
type, type,
schema, schema,
flowProcdef: flowProcdef,
key: key, key: key,
parentKey: parentNode.key, parentKey: parentNode.key,
tableName: x.tableName, tableName: x.tableName,
@@ -530,7 +523,6 @@ const state = reactive({
dbId: 0, dbId: 0,
db: '', db: '',
dbType: '', dbType: '',
flowProcdef: null as any,
data: {}, data: {},
parentKey: '', parentKey: '',
}, },
@@ -818,7 +810,7 @@ const reloadNode = (nodeKey: string) => {
}; };
const onEditTable = async (data: any) => { const onEditTable = async (data: any) => {
let { db, id, tableName, tableComment, type, parentKey, key, flowProcdef } = data.params; let { db, id, tableName, tableComment, type, parentKey, key } = data.params;
// data.label就是表名 // data.label就是表名
if (tableName) { if (tableName) {
state.tableCreateDialog.title = '修改表'; state.tableCreateDialog.title = '修改表';
@@ -837,12 +829,11 @@ const onEditTable = async (data: any) => {
state.tableCreateDialog.dbId = id; state.tableCreateDialog.dbId = id;
state.tableCreateDialog.db = db; state.tableCreateDialog.db = db;
state.tableCreateDialog.dbType = type; state.tableCreateDialog.dbType = type;
state.tableCreateDialog.flowProcdef = flowProcdef;
state.tableCreateDialog.visible = true; state.tableCreateDialog.visible = true;
}; };
const onDeleteTable = async (data: any) => { const onDeleteTable = async (data: any) => {
let { db, id, tableName, parentKey, flowProcdef, schema } = data.params; let { db, id, tableName, parentKey, schema } = data.params;
await ElMessageBox.confirm(`此操作是永久性且无法撤销,确定删除【${tableName}】? `, '提示', { await ElMessageBox.confirm(`此操作是永久性且无法撤销,确定删除【${tableName}】? `, '提示', {
confirmButtonText: '确定', confirmButtonText: '确定',
cancelButtonText: '取消', cancelButtonText: '取消',
@@ -854,10 +845,6 @@ const onDeleteTable = async (data: any) => {
let schemaStr = schema ? `${dialect.quoteIdentifier(schema)}.` : ''; let schemaStr = schema ? `${dialect.quoteIdentifier(schema)}.` : '';
dbApi.sqlExec.request({ id, db, sql: `drop table ${schemaStr + dialect.quoteIdentifier(tableName)}` }).then(() => { dbApi.sqlExec.request({ id, db, sql: `drop table ${schemaStr + dialect.quoteIdentifier(tableName)}` }).then(() => {
if (flowProcdef) {
ElMessage.success('工单提交成功');
return;
}
ElMessage.success('删除成功'); ElMessage.success('删除成功');
setTimeout(() => { setTimeout(() => {
parentKey && reloadNode(parentKey); parentKey && reloadNode(parentKey);
@@ -866,7 +853,7 @@ const onDeleteTable = async (data: any) => {
}; };
const onRenameTable = async (data: any) => { const onRenameTable = async (data: any) => {
let { db, id, tableName, parentKey, flowProcdef } = data.params; let { db, id, tableName, parentKey } = data.params;
let tableData = { db, oldTableName: tableName, tableName }; let tableData = { db, oldTableName: tableName, tableName };
let value = ref(tableName); let value = ref(tableName);
@@ -889,7 +876,6 @@ const onRenameTable = async (data: any) => {
dbId: id as any, dbId: id as any,
db: db as any, db: db as any,
dbType: nowDbInst.value.getDialect().getInfo().formatSqlDialect, dbType: nowDbInst.value.getDialect().getInfo().formatSqlDialect,
flowProcdef: flowProcdef,
runSuccessCallback: () => { runSuccessCallback: () => {
setTimeout(() => { setTimeout(() => {
parentKey && reloadNode(parentKey); parentKey && reloadNode(parentKey);
@@ -949,7 +935,6 @@ const getNowDbInfo = () => {
name: di.name, name: di.name,
type: di.type, type: di.type,
host: di.host, host: di.host,
flowProcdef: di.flowProcdef,
dbName: state.db, dbName: state.db,
}; };
}; };

View File

@@ -152,9 +152,6 @@ const props = defineProps({
dbType: { dbType: {
type: String, type: String,
}, },
flowProcdef: {
type: Object,
},
}); });
//定义事件 //定义事件
@@ -335,7 +332,6 @@ const submit = async () => {
dbId: props.dbId as any, dbId: props.dbId as any,
db: props.db as any, db: props.db as any,
dbType: dbDialect.getInfo().formatSqlDialect, dbType: dbDialect.getInfo().formatSqlDialect,
flowProcdef: props.flowProcdef,
runSuccessCallback: () => { runSuccessCallback: () => {
emit('submit-sql', { tableName: state.tableData.tableName }); emit('submit-sql', { tableName: state.tableData.tableName });
// cancel(); // cancel();
@@ -371,11 +367,11 @@ const filterChangedData = (oldArr: object[], nowArr: object[], key: string): { d
return data; return data;
} }
let oldMap = {}, let oldMap: any = {},
newMap = {}; newMap: any = {};
oldArr.forEach((a) => (oldMap[a[key]] = a)); oldArr.forEach((a: any) => (oldMap[a[key]] = a));
nowArr.forEach((a) => { nowArr.forEach((a: any) => {
let k = a[key]; let k = a[key];
newMap[k] = a; newMap[k] = a;
// 取oldName因为修改了name但是oldName不会变 // 取oldName因为修改了name但是oldName不会变
@@ -388,7 +384,7 @@ const filterChangedData = (oldArr: object[], nowArr: object[], key: string): { d
} }
}); });
oldArr.forEach((a) => { oldArr.forEach((a: any) => {
let k = a[key]; let k = a[key];
let newData = newMap[k]; let newData = newMap[k];
if (!newData) { if (!newData) {

View File

@@ -109,7 +109,6 @@
:dbId="dbId" :dbId="dbId"
:db="db" :db="db"
:dbType="dbType" :dbType="dbType"
:flow-procdef="props.flowProcdef"
:data="tableCreateDialog.data" :data="tableCreateDialog.data"
v-model:visible="tableCreateDialog.visible" v-model:visible="tableCreateDialog.visible"
@submit-sql="onSubmitSql" @submit-sql="onSubmitSql"
@@ -152,9 +151,6 @@ const props = defineProps({
type: [String], type: [String],
required: true, required: true,
}, },
flowProcdef: {
type: [Object],
},
}); });
const state = reactive({ const state = reactive({
@@ -312,7 +308,6 @@ const dropTable = async (row: any) => {
sql: `DROP TABLE ${tableName}`, sql: `DROP TABLE ${tableName}`,
dbId: props.dbId as any, dbId: props.dbId as any,
db: props.db as any, db: props.db as any,
flowProcdef: props.flowProcdef,
runSuccessCallback: async () => { runSuccessCallback: async () => {
await getTables(); await getTables();
}, },

View File

@@ -9,6 +9,7 @@ import (
"mayfly-go/internal/db/application/dto" "mayfly-go/internal/db/application/dto"
"mayfly-go/internal/db/config" "mayfly-go/internal/db/config"
"mayfly-go/internal/db/dbm/dbi" "mayfly-go/internal/db/dbm/dbi"
"mayfly-go/internal/db/dbm/sqlparser"
"mayfly-go/internal/db/domain/entity" "mayfly-go/internal/db/domain/entity"
"mayfly-go/internal/event" "mayfly-go/internal/event"
msgapp "mayfly-go/internal/msg/application" msgapp "mayfly-go/internal/msg/application"
@@ -28,7 +29,6 @@ import (
"strings" "strings"
"time" "time"
// "github.com/kanzihuang/vitess/go/vt/sqlparser"
"github.com/may-fly/cast" "github.com/may-fly/cast"
) )
@@ -110,8 +110,6 @@ func (d *Db) ExecSql(rc *req.Ctx) {
global.EventBus.Publish(rc.MetaCtx, event.EventTopicResourceOp, dbConn.Info.CodePath[0]) global.EventBus.Publish(rc.MetaCtx, event.EventTopicResourceOp, dbConn.Info.CodePath[0])
sqlStr, err := cryptox.AesDecryptByLa(form.Sql, rc.GetLoginAccount()) sqlStr, err := cryptox.AesDecryptByLa(form.Sql, rc.GetLoginAccount())
biz.ErrIsNilAppendErr(err, "sql解码失败: %s") biz.ErrIsNilAppendErr(err, "sql解码失败: %s")
// 去除前后空格及换行符
// sql := stringx.TrimSpaceAndBr(sqlStr)
rc.ReqParam = fmt.Sprintf("%s %s\n-> %s", dbConn.Info.GetLogDesc(), form.ExecId, sqlStr) rc.ReqParam = fmt.Sprintf("%s %s\n-> %s", dbConn.Info.GetLogDesc(), form.ExecId, sqlStr)
biz.NotEmpty(form.Sql, "sql不能为空") biz.NotEmpty(form.Sql, "sql不能为空")
@@ -131,38 +129,6 @@ func (d *Db) ExecSql(rc *req.Ctx) {
execRes, err := d.DbSqlExecApp.Exec(ctx, execReq) execRes, err := d.DbSqlExecApp.Exec(ctx, execReq)
biz.ErrIsNil(err) biz.ErrIsNil(err)
rc.ResData = execRes rc.ResData = execRes
// sqls := strings.Split(sql, ";")
// sqls = collx.ArrayRemoveBlank(sqls)
// // sqls, err := sqlparser.SplitStatementToPieces(sql, sqlparser.WithDialect(dbConn.GetMetaData().GetSqlParserDialect()))
// biz.ErrIsNil(err, "SQL解析错误,请检查您的执行SQL")
// isMulti := len(sqls) > 1
// var execResAll *application.DbSqlExecRes
// for _, s := range sqls {
// s = stringx.TrimSpaceAndBr(s)
// // 多条执行,暂不支持查询语句
// if isMulti && len(s) > 10 {
// biz.IsTrue(!strings.HasPrefix(strings.ToLower(s[:10]), "select"), "多条语句执行暂不不支持select语句")
// }
// execReq.Sql = s
// execRes, err := d.DbSqlExecApp.Exec(ctx, execReq)
// biz.ErrIsNilAppendErr(err, fmt.Sprintf("[%s] -> 执行失败: ", s)+"%s")
// if execResAll == nil {
// execResAll = execRes
// } else {
// execResAll.Merge(execRes)
// }
// }
// colAndRes := make(map[string]any)
// if execResAll != nil {
// colAndRes["columns"] = execResAll.Columns
// colAndRes["res"] = execResAll.Res
// }
// rc.ResData = colAndRes
} }
// progressCategory sql文件执行进度消息类型 // progressCategory sql文件执行进度消息类型
@@ -203,19 +169,6 @@ func (d *Db) ExecSqlFile(rc *req.Ctx) {
} }
}() }()
execReq := &application.DbSqlExecReq{
DbId: dbId,
Db: dbName,
Remark: filename,
DbConn: dbConn,
CheckFlow: true,
}
var sql string
// tokenizer := sqlparser.NewReaderTokenizer(file,
// sqlparser.WithCacheInBuffer(), sqlparser.WithDialect(dbConn.GetMetaData().GetSqlParserDialect()))
executedStatements := 0 executedStatements := 0
progressId := stringx.Rand(32) progressId := stringx.Rand(32)
laId := rc.GetLoginAccount().Id laId := rc.GetLoginAccount().Id
@@ -227,7 +180,8 @@ func (d *Db) ExecSqlFile(rc *req.Ctx) {
}).WithCategory(progressCategory)) }).WithCategory(progressCategory))
ticker := time.NewTicker(time.Second * 1) ticker := time.NewTicker(time.Second * 1)
defer ticker.Stop() defer ticker.Stop()
for {
err = sqlparser.SQLSplit(file, func(sql string) error {
select { select {
case <-ticker.C: case <-ticker.C:
ws.SendJsonMsg(ws.UserId(laId), clientId, msgdto.InfoSysMsg("sql脚本执行进度", &progressMsg{ ws.SendJsonMsg(ws.UserId(laId), clientId, msgdto.InfoSysMsg("sql脚本执行进度", &progressMsg{
@@ -238,41 +192,13 @@ func (d *Db) ExecSqlFile(rc *req.Ctx) {
}).WithCategory(progressCategory)) }).WithCategory(progressCategory))
default: default:
} }
executedStatements++ executedStatements++
// sql, err = sqlparser.SplitNext(tokenizer)
// if err == io.EOF {
// break
// }
biz.ErrIsNilAppendErr(err, "%s")
const prefixUse = "use "
const prefixUSE = "USE "
if strings.HasPrefix(sql, prefixUSE) || strings.HasPrefix(sql, prefixUse) {
// var stmt sqlparser.Statement
// stmt, err = sqlparser.Parse(sql)
biz.ErrIsNilAppendErr(err, "%s")
// stmtUse, ok := stmt.(*sqlparser.Use)
// 最终执行结果以数据库直接结果为准
// if !ok {
// logx.Warnf("sql解析失败: %s", sql)
// }
// dbConn, err = d.DbApp.GetDbConn(dbId, stmtUse.DBName.String())
biz.ErrIsNil(err)
biz.ErrIsNilAppendErr(d.TagApp.CanAccess(laId, dbConn.Info.CodePath...), "%s")
execReq.DbConn = dbConn
}
// 需要记录执行记录
const maxRecordStatements = 64
if executedStatements < maxRecordStatements {
execReq.Sql = sql
_, err = d.DbSqlExecApp.Exec(rc.MetaCtx, execReq)
} else {
_, err = dbConn.Exec(sql) _, err = dbConn.Exec(sql)
} return err
})
biz.ErrIsNilAppendErr(err, "%s") biz.ErrIsNilAppendErr(err, "%s")
}
d.MsgApp.CreateAndSend(rc.GetLoginAccount(), msgdto.SuccessSysMsg("sql脚本执行成功", fmt.Sprintf("sql脚本执行完成%s", rc.ReqParam)).WithClientId(clientId)) d.MsgApp.CreateAndSend(rc.GetLoginAccount(), msgdto.SuccessSysMsg("sql脚本执行成功", fmt.Sprintf("sql脚本执行完成%s", rc.ReqParam)).WithClientId(clientId))
} }

View File

@@ -89,14 +89,12 @@ func (d *dbSqlExecAppImpl) Exec(ctx context.Context, execSqlReq *DbSqlExecReq) (
allExecRes := make([]*DbSqlExecRes, 0) allExecRes := make([]*DbSqlExecRes, 0)
stmts, err := sp.Parse(execSql) stmts, err := sp.Parse(execSql)
// sql解析失败直接使用;切割进行执行 // sql解析失败使用默认方式切割
if err != nil { if err != nil {
sqlScan := sqlparser.SplitSqls(strings.NewReader(execSql)) sqlparser.SQLSplit(strings.NewReader(execSql), func(oneSql string) error {
for sqlScan.Scan() {
var execRes *DbSqlExecRes var execRes *DbSqlExecRes
var err error var err error
oneSql := sqlScan.Text()
dbSqlExecRecord := createSqlExecRecord(ctx, execSqlReq, oneSql) dbSqlExecRecord := createSqlExecRecord(ctx, execSqlReq, oneSql)
dbSqlExecRecord.Type = entity.DbSqlExecTypeOther dbSqlExecRecord.Type = entity.DbSqlExecTypeOther
sqlExec := &sqlExecParam{DbConn: dbConn, Sql: oneSql, Procdef: flowProcdef, SqlExecRecord: dbSqlExecRecord} sqlExec := &sqlExecParam{DbConn: dbConn, Sql: oneSql, Procdef: flowProcdef, SqlExecRecord: dbSqlExecRecord}
@@ -124,8 +122,8 @@ func (d *dbSqlExecAppImpl) Exec(ctx context.Context, execSqlReq *DbSqlExecReq) (
d.saveSqlExecLog(dbSqlExecRecord, dbSqlExecRecord.Res) d.saveSqlExecLog(dbSqlExecRecord, dbSqlExecRecord.Res)
} }
allExecRes = append(allExecRes, execRes) allExecRes = append(allExecRes, execRes)
} return nil
})
return allExecRes, nil return allExecRes, nil
} }

View File

@@ -2,18 +2,15 @@ package sqlparser
import ( import (
"bufio" "bufio"
"bytes"
"io" "io"
"mayfly-go/internal/db/dbm/sqlparser/sqlstmt" "mayfly-go/internal/db/dbm/sqlparser/sqlstmt"
"regexp" "strings"
"unicode/utf8"
) )
type DbDialect string type DbDialect string
// const (
// mysql DbDialect = "mysql"
// pgsql DbDialect = "pgsql"
// )
type SqlParser interface { type SqlParser interface {
// sql解析 // sql解析
@@ -21,63 +18,102 @@ type SqlParser interface {
Parse(stmt string) ([]sqlstmt.Stmt, error) Parse(stmt string) ([]sqlstmt.Stmt, error)
} }
// var ( // SQLSplit sql切割
// parsers = make(map[string]SqlParser) func SQLSplit(r io.Reader, callback SQLCallback) error {
// ) return parseSQL(r, callback)
}
// // 注册数据库类型与dbmeta
// func Register(dialect string, parser SqlParser) { // SQLCallback 是解析出一条 SQL 语句后的回调函数
// parsers[dialect] = parser type SQLCallback func(sql string) error
// }
func parseSQL(r io.Reader, callback SQLCallback) error {
// func getParser(dialect string) (SqlParser, error) { reader := bufio.NewReaderSize(r, 512*1024)
// parser, ok := parsers[dialect] buffer := new(bytes.Buffer) // 使用 bytes.Buffer 来处理数据
// if !ok { var currentStatement bytes.Buffer
// return nil, errors.New("不存在该parser") var inString bool
// } var inMultiLineComment bool
// return parser, nil var inSingleLineComment bool
// } var stringDelimiter rune
// 解析sql for {
// @param dialect 方言 // 读取数据到缓冲区
// @param stmt sql语句 data, err := reader.ReadBytes('\n') // 按行读取
// func Parse(dialect string, stmt string) ([]sqlstmt.Stmt, error) { if err == io.EOF && len(data) == 0 {
// if parser, err := getParser(dialect); err != nil { break
// return nil, err }
// } else { if err != nil && err != io.EOF {
// return parser.Parse(stmt) return err
// } }
// } buffer.Write(data)
var sqlSplitRegexp = regexp.MustCompile(`\s*;\s*\n`) // 处理缓冲区中的数据
for buffer.Len() > 0 {
// SplitSqls 根据;\n切割sql r, size := utf8.DecodeRune(buffer.Bytes())
func SplitSqls(r io.Reader) *bufio.Scanner { if r == utf8.RuneError && size == 1 {
scanner := bufio.NewScanner(r) // 如果解码出错,说明数据不完整,继续读取更多数据
break
scanner.Split(func(data []byte, atEOF bool) (advance int, token []byte, err error) { }
if atEOF && len(data) == 0 {
return 0, nil, io.EOF switch {
} case inMultiLineComment:
if r == '*' && buffer.Len() >= 2 && buffer.Bytes()[1] == '/' {
match := sqlSplitRegexp.FindIndex(data) inMultiLineComment = false
buffer.Next(2) // 跳过 '*/'
if match != nil { } else {
// 如果找到了";\n",判断是否为最后一行 buffer.Next(size)
if match[1] == len(data) { }
// 如果是最后一行,则返回完整的切片 case inSingleLineComment:
return len(data), data, nil if r == '\n' {
} inSingleLineComment = false
// 否则,返回到";\n"之后,并且包括";\n"本身 }
return match[1], data[:match[1]], nil buffer.Next(size)
} case inString:
if r == stringDelimiter {
if atEOF { inString = false
return len(data), data, nil }
} currentStatement.WriteRune(r)
buffer.Next(size)
return 0, nil, nil case r == '/' && buffer.Len() >= 2 && buffer.Bytes()[1] == '*':
}) inMultiLineComment = true
buffer.Next(2) // 跳过 '/*'
return scanner case r == '-' && buffer.Len() >= 2 && buffer.Bytes()[1] == '-':
inSingleLineComment = true
buffer.Next(2) // 跳过 '--'
case r == '\'' || r == '"':
inString = true
stringDelimiter = r
currentStatement.WriteRune(r)
buffer.Next(size)
case r == ';' && !inString && !inMultiLineComment && !inSingleLineComment:
sql := strings.TrimSpace(currentStatement.String())
if sql != "" {
if err := callback(sql); err != nil {
return err
}
}
currentStatement.Reset()
buffer.Next(size)
default:
currentStatement.WriteRune(r)
buffer.Next(size)
}
}
// 如果读取到 EOF 并且缓冲区为空,退出循环
if err == io.EOF && buffer.Len() == 0 {
break
}
}
// 处理最后剩余的缓冲区
if currentStatement.Len() > 0 {
sql := strings.TrimSpace(currentStatement.String())
if sql != "" {
if err := callback(sql); err != nil {
return err
}
}
}
return nil
} }

View File

@@ -0,0 +1,38 @@
package sqlparser
import (
"fmt"
"strings"
"testing"
)
func TestSQLSplit(t *testing.T) {
allsql := `
/*删除*/
DELETE FROM t_sys_log
WHERE
id IN (59) and name='哈哈哈';delete form tsyslog;
-- alter sql语句
ALTER TABLE mayfly_go.t_sys_log
DROP COLUMN delete_time;
--插入sql语句
INSERT INTO t_sys_log VALUES(15, 2, '用户登录', '{"ip":"::1 ",\\n"username":"test_user"}', 'errCode: 401, errMsg: --您的密码安全等级较低,请修改后重新登录', '-', 0, '2024-04-23 20:00:35', 0, NULL, '');
--插入sql语句
INSERT INTO t_sys_log VALUES(15, 2, '用户登录', NULL, '⑴ 成孔;⑵ 砼浇筑;⑶ 桩头掏渣;⑷ 桩基检测配合;
⑸ 其他工作;⑹ 甲方现场要求乙方完成的其它临时工作。', '{"ip":"::1 ","username":"test_user"}', 'errCode: 401, errMsg: 您的密码安全等级较低,请修改后重新登录;\n信息嘻嘻嘻', '-', 0, '2024-04-23 20:00:35', 0, NULL, '');
`
// fmt.Println(allsql)
// allsql2 := "select * from t_sys_log"
err := SQLSplit(strings.NewReader(allsql), func(sql string) error {
// if strings.Contains(sql, "INSERT") {
// return fmt.Errorf("不能存在INSERT语句")
// }
fmt.Println(sql)
fmt.Println()
return nil
})
if err != nil {
t.Fatal(err)
}
}

View File

@@ -140,7 +140,7 @@ func GetParentPath(codePath string, index int) string {
return parentPath + CodePathSeparator return parentPath + CodePathSeparator
} }
// GetAllCodePath 根据表情路径获取所有相关的标签codePath // GetAllCodePath 根据标签路径获取所有相关的标签codePath,如 test1/test2/ -> test1/ test1/test2/
func GetAllCodePath(codePath string) []string { func GetAllCodePath(codePath string) []string {
// 去除末尾的斜杠 // 去除末尾的斜杠
codePath = strings.TrimSuffix(codePath, CodePathSeparator) codePath = strings.TrimSuffix(codePath, CodePathSeparator)