build_rule_group_join()

function build_rule_group_join(
   adapter, 
   entityMetadata, 
   ruleGroup): object;

Defined in: packages/rxdb-adapter-sqlite-core/src/query/query_sql.ts:126

计算查询需要的 JOIN 字符串

Parameters

Parameter	Type	Description
adapter	RxDBAdapterSqliteBase	适配器
entityMetadata	EntityMetadata	要查询的 Entity 的 metadata
ruleGroup	RuleGroup	查询条件

Returns

object

JOIN SQL 和字段别名映射

Name	Type	Default value	Defined in
fieldAliasMap	Map<string, string>	context.fieldAliasMap	packages/rxdb-adapter-sqlite-core/src/query/query_sql.ts:157
joinSQL	string	-	packages/rxdb-adapter-sqlite-core/src/query/query_sql.ts:157