CREATE FUNCTION CREATE GROUP CREATE IDENTITY PROVIDER CREATE LIBRARY CREATE MASKING POLICY CREATE MATERIALIZED VIEW CREATE MODEL Usage notes Use cases CREATE PROCEDURE CREATE RLS POLICY CREATE ROLE CREATE SCHEMA
CREATE EXTERNAL FUNCTION 建立外部模型 CREATE EXTERNAL SCHEMA CREATE EXTERNAL TABLE 使用須知 範例 建立外部檢視 CREATE FUNCTION CREATE GROUP CREATE IDENTITY PROVIDER CREATE LIBRARY CREATE MASKING POLICY CREATE MATERIALIZED VIEW CREATE MODEL 使用須知 使用案例 ...
RETURNS return_datatype AS $$ function_body $$ LANGUAGE SQL; 其中,function_name 是函数的名称;arguments 是传递给函数的参数;return_datatype 是函数返回值的数据类型;function_body 是实现函数逻辑的 SQL 语句。 2. 更新函数 一旦函数被创建,可以通过以下命令更新函数: ALTER FUNCTION function_name (arguments...
I've 3 different database tables that have the same 5 fields but those does not have any foreign key relation as they are not keeping the same value in fact, but the equivalents; like: CompanyA table ... PHP Return results if first array has value from second array ...
print(function_definition) trigger_name = "your_trigger" # 触发器名。 # 调用函数获取触发器定义并打印。 trigger_definition = get_trigger_definition(conn, database_name, schema_name, trigger_name) print(trigger_definition) # 执行查询 query = "SELECT COUNT(*) FROM your_table" ...
monthlyReturn与不等月长 、 我有300+公司,需要为他们计算月收益,然后将其用作数据集中的变量之一。我从雅虎下载价格,并使用quantmod软件包计算月收益:stockData <- lapply(symbols,function(x) getSymbols这反映在产出清单中: 2013-12-30年为AAA公司,2013-12-31年为BBB公司和其余样本。当我将列表合并时 returns...
( like realtime_online)'||' INHERITS (realtime_online)';RAISE NOTICE'CREATE NON-EXISTANT TABLE realtime_online_%',date_text;EXECUTE'CREATE INDEX realtime_online_timestamp_'||date_text||' ON realtime_online_'||date_text||'(update_time)';EXECUTE insert_statement USING NEW;RETURN NULL;...
return response['Body'].read() except Exception as e: print(e) print('Error getting object {} from bucket {}. Make sure they exist and your bucket is in the same region as this function.'.format(key, bucket)) raise e 由于我使用的是外部库,因此我需要创建一个部署包。我创建了一个新文...
To get started, use the CREATE MODEL SQL command in Redshift and specify training data either as a table or SELECT statement. Redshift ML is designed to then compile and import the trained model inside the Redshift data warehouse and prepare a SQL inference function that can be immediately ...
In a case where upper case field names or map keys must be retrieved the schema can be used with the from_json function to convert the returned string data from a super into the correct struct, map, or array type.In the case of a table with a super containing a struct created like:...