🐛 fix(sql): 适配多数据源 SQL 方言生成

- 表设计 DDL 按 Oracle/Dameng、SQL Server、PG-family、SQLite/DuckDB、ClickHouse/TDengine 分支生成 - 新增统一 SQL 方言工具，驱动字段类型候选和 SQL 自动补全 - 修复 Oracle/Dameng DATE/TIMESTAMP 删除条件字面量 - 补充多方言 DDL、补全和 Oracle 删除回归测试 Refs #402 Refs #409
2026-05-15 04:19:08 +08:00 · 2026-04-26 17:14:07 +08:00
parent f16e2f15c2
commit df4fcab90b
9 changed files with 1497 additions and 163 deletions
--- a/frontend/src/utils/sqlDialect.test.ts
+++ b/frontend/src/utils/sqlDialect.test.ts
@@ -0,0 +1,58 @@
+import { describe, expect, it } from 'vitest';
+
+import {
+  isMysqlFamilyDialect,
+  resolveColumnTypeOptions,
+  resolveSqlDialect,
+  resolveSqlFunctions,
+  resolveSqlKeywords,
+} from './sqlDialect';
+
+const values = (options: Array<{ value: string }>) => options.map((item) => item.value);
+const names = (items: Array<{ name: string }>) => items.map((item) => item.name);
+
+describe('sqlDialect', () => {
+  it('normalizes datasource aliases without collapsing all dialects to mysql', () => {
+    expect(resolveSqlDialect('postgresql')).toBe('postgres');
+    expect(resolveSqlDialect('doris')).toBe('diros');
+    expect(resolveSqlDialect('dameng')).toBe('dameng');
+    expect(resolveSqlDialect('custom', 'kingbase8')).toBe('kingbase');
+    expect(resolveSqlDialect('custom', 'dm8')).toBe('dameng');
+    expect(resolveSqlDialect('custom', 'mariadb')).toBe('mariadb');
+    expect(isMysqlFamilyDialect('mariadb')).toBe(true);
+    expect(isMysqlFamilyDialect('oracle')).toBe(false);
+  });
+
+  it('resolves field type options per datasource family', () => {
+    expect(values(resolveColumnTypeOptions('oracle'))).toContain('VARCHAR2(255)');
+    expect(values(resolveColumnTypeOptions('oracle'))).not.toContain('tinyint(1)');
+    expect(values(resolveColumnTypeOptions('dameng'))).toContain('VARCHAR2(255)');
+    expect(values(resolveColumnTypeOptions('kingbase'))).toContain('integer');
+    expect(values(resolveColumnTypeOptions('kingbase'))).not.toContain('tinyint(1)');
+    expect(values(resolveColumnTypeOptions('diros'))).toContain('LARGEINT');
+    expect(values(resolveColumnTypeOptions('sphinx'))).toContain('text');
+    expect(values(resolveColumnTypeOptions('clickhouse'))).toContain('DateTime64(3)');
+    expect(values(resolveColumnTypeOptions('tdengine'))).toContain('TIMESTAMP');
+    expect(values(resolveColumnTypeOptions('duckdb'))).toContain('STRUCT');
+  });
+
+  it('resolves oracle completion keywords and functions without mysql-only suggestions', () => {
+    expect(resolveSqlKeywords('oracle')).toEqual(expect.arrayContaining(['ROWNUM', 'FETCH', 'VARCHAR2', 'NUMBER']));
+    expect(resolveSqlKeywords('oracle')).not.toEqual(expect.arrayContaining(['AUTO_INCREMENT', 'CHANGE', 'LIMIT']));
+
+    expect(names(resolveSqlFunctions('oracle'))).toEqual(expect.arrayContaining(['NVL', 'SYSDATE', 'TO_DATE']));
+    expect(names(resolveSqlFunctions('oracle'))).not.toEqual(expect.arrayContaining(['DATE_FORMAT', 'GROUP_CONCAT']));
+  });
+
+  it('resolves mysql-family completion keywords and functions with mysql syntax', () => {
+    expect(resolveSqlKeywords('mariadb')).toEqual(expect.arrayContaining(['LIMIT', 'CHANGE', 'AUTO_INCREMENT']));
+    expect(names(resolveSqlFunctions('diros'))).toEqual(expect.arrayContaining(['DATE_FORMAT', 'GROUP_CONCAT']));
+  });
+
+  it('resolves sqlserver completion without mysql-only ddl tokens', () => {
+    expect(resolveSqlKeywords('sqlserver')).toEqual(expect.arrayContaining(['TOP', 'IDENTITY', 'NVARCHAR']));
+    expect(resolveSqlKeywords('sqlserver')).not.toEqual(expect.arrayContaining(['AUTO_INCREMENT', 'CHANGE']));
+    expect(names(resolveSqlFunctions('sqlserver'))).toEqual(expect.arrayContaining(['GETDATE', 'ISNULL', 'NEWID']));
+    expect(names(resolveSqlFunctions('sqlserver'))).not.toEqual(expect.arrayContaining(['GROUP_CONCAT']));
+  });
+});