#openGauss #入门 #安装 #数据库 #开源
知识来源：docs-opengauss.osinfra.cn/zh/
GET DIAGNOSTICS语句
GET [CURRENT | STACKED] DIAGNOSTICS {
statement_information_item
[, statement_information_item] ...
| CONDITION condition_number
condition_information_item
[, condition_information_item] ...
}
statement_information_item:
target = statement_information_item_name
condition_information_item:
target = condition_information_item_name
statement_information_item_name: {
NUMBER
| ROW_COUNT
}
condition_information_item_name: {
CLASS_ORIGIN
| SUBCLASS_ORIGIN
| RETURNED_SQLSTATE
| MESSAGE_TEXT
| MYSQL_ERRNO
| CONSTRAINT_CATALOG
| CONSTRAINT_SCHEMA
| CONSTRAINT_NAME
| CATALOG_NAME
| SCHEMA_NAME
| TABLE_NAME
| COLUMN_NAME
| CURSOR_NAME
}
condition_number, target:
(see following discussion)
#openGauss #入门 #安装 #数据库 #开源
