LANGUAGE SQL -- Procedure is written in SQL language EXECUTE AS CALLER -- Procedure has the same access permissions as the user who is executing it AS DECLARE CURSOR_RESULT STRING DEFAULT ''; -- summarizes which tables contain data for the specified account ID. TABLE_NAME STRING; -- constru...
存储过程是一组预定义的SQL语句集合,可以在数据库中进行重复使用,提供了更高级的数据处理和逻辑控制能力。 存储过程Use语句的语法如下: 代码语言:txt 复制 CREATE OR REPLACE PROCEDURE procedure_name([parameter_list]) [RETURNS {data_type | TABLE (column_list)}] [LANGUAGE {SQL | JAVASCRIPT}] [COMMENT '...
create or replace procedure SP_TEST() returns string language javascript execute as CALLER as $$ try { var step_num = 0 step_num = 0 step_num++ //--#1 var sql_statement1 = snowflake.createStatement( {sqlText: `INSERT INTO TGT_TBL select * from TBL_A`} ) var sql_statement1_...
以下是一个示例的SQL代码,演示了如何在Snowflake中创建日期数组: 代码语言:txt 复制 -- 假设有一个表名为dates,其中包含开始日期和结束日期列 -- 创建一个存储过程来生成日期数组 CREATE OR REPLACE PROCEDURE generate_date_array() RETURNS ARRAY LANGUAGE JAVASCRIPT AS $$ { processRow: function get...
CREATE OR REPLACE PROCEDURE output_message(message VARCHAR) RETURNS VARCHAR NOT NULL LANGUAGE SQL AS BEGIN RETURN message; END; Note: If you use Snowflake CLI, SnowSQL, the Classic Console, or the execute_stream or execute_string method in Python Connector code, use this example instead (see...
CREATE OR REPLACE PROCEDURE TEST(Param INT) RETURNS TABLE() LANGUAGE SQL AS BEGIN LET results RESULTSET := (SELECT :param AS col0, 1 AS col1, 'a' AS col2 UNION ALL SELECT :param, 2, 'b'); RETURN TABLE(results); END; Call: CALL TEST(Param=>9); 输出-多列和多行: COL0 CO...
CREATE [ OR REPLACE ] PROCEDURE <name> ( [ <arg_name> <arg_data_type> [ DEFAULT <default_value> ] ] [ , ... ] ) [ COPY GRANTS ] RETURNS { <result_data_type> | TABLE ( [ [ , ... ] ] ) } [ NOT NULL ] LANGUAGE SQL [ { CALLED ON NULL INPUT | { RETURNS NULL ...
create or replace procedure SP_TEST() returns string language javascript execute as CALLER as $$ try { var step_num = 0 step_num = 0 step_num++ //--#1 var sql_statement1 = snowflake.createStatement( {sqlText: `INSERT INTO TGT_TBL select * from TBL_A`} ) var sql_statement1_execut...
CREATE OR REPLACE PROCEDURE <PROCUDURE>() RETURNS VARCHAR NOT NULL LANGUAGE SQL AS $$ BEGIN CREATE OR REPLACE TABLE <TABLE_NAME> ( id INT, name STRING ); RETURN message; END; $$ ; create or replace task TASK warehouse=<WAREHOUSE_NAME> schedule='using cron 0 0 * * * UTC' as call...
Next, we can have a look at how the COPY command can be used to extract data from multiple tables using a PL/PgSQL procedure. Here, the table named tables_to_extract contains details of tables to be exported. CREATE OR REPLACE FUNCTION table_to_csv(path TEXT) RETURNS void AS $ declare...