mysql执行某条查询语句时服务挂掉
[SQL]SELECT
a.id,
a.medicare_type,
a.org_code,
a.medicare_code,
a.medicare_name,
a.upload_flag,
a.selfpay_ratio,
a.item_type,
a.match_flag,
a.factory_flag,
b.plat_code,
b.item_name,
b.common_code,
b.common_name,
b.dir_dosage,
b.invoice_type_code,
b.drug_reg_spec,
b.drug_reg_dosage,
b.charge_unit,
b.except_content,
b.DDD,
b.UNIT,
b.remark,
b.approval_num,
b.approval_num_rem,
b.manufacturer,
b.update_seq,
b.product,
b.spell_code,
b.former_name,
b.package_manu,
b.valid_date,
b.version_num,
b.storage_class
FROM
plat_medicare_match a
LEFT JOIN plat_drug_item_dir b ON a.plat_code = b.plat_code and a.item_type=b.storage_class
WHERE a.item_type = '0'
and a.medicare_type = '2'
and a.match_flag = '0'
order by a.update_time desc limit 20
[Err] 2003 - Can't connect to MySQL server on 'localhost' (10038)
很奇怪啊 执行别的查询语句没事 一执行这条语句数据库服务就挂了