/* The following example applies to Databricks Runtime 11.3 LTS and above. */DROPTABLEIFEXISTSsnowflake_table;CREATETABLEsnowflake_tableUSINGsnowflake OPTIONS ( host'<hostname>', port'<port>',/* Optional - will
createtableifnotexistsdim_table(idint,namevarchar(10));createtableifnotexistsfact_table(idint,amtint);createorreplaceviewdim_fact_equiasselectf.idasid,f.amt,d.namefromfact_table fnaturaljoindim_table d;createorreplacestream stream_dim_fact_equionviewdim_fact_equi; Copy 2. Insert a matching ...
CREATE [ OR REPLACE ] [ { [ { LOCAL | GLOBAL } ] TEMP | TEMPORARY | VOLATILE | TRANSIENT } ] TABLE [ IF NOT EXISTS ] <table_name> ( -- Column definition <col_name> <col_type> [ inlineConstraint ] [ NOT NULL ] [ COLLATE '<collation_specification>' ] [ { DEFAULT <expr> |...
spark.sql( """ | create table if not exists hadoop_prod.default.test(id int,name string,age int) using iceberg """.stripMargin) 注意: 1)创建表名称为:{Hadoop Catalog名称}.{随意定义的库名}.${Iceberg格式表名} 2)创建表后,会在hadoop_prod名称对应的目录下创建该表 2、插入数据 ...
Usingthewrite_pandas()function,Iampassing"overwrite=True",butwith"auto_create_table=False".Observation:Thefunctionperformsa"CREATE TABLE IF NOT EXISTS".Thetabledoesexist,andtheschemaismaintainedexternally.ThismeanstheuserIamusingneedstobegranted"CREATE TABLE"privilegesonthetable'sschema.Possiblesolution:Switch...
CREATE [ OR REPLACE ] <object_type> [ IF NOT EXISTS ] <object_name> [ <object_type_properties> ] [ <object_type_params> ] [ COMMENT = '<string_literal>' ] Where object_type_properties and object_type_params are specific to the object type. For specific syntax, usage notes, and ...
) ENGINE=InnoDB AUTO_INCREMENT=6CHARACTERSET=utf8COLLATE=utf8_general_ci COMMENT='号段ID信息表'ROW_FORMAT=Dynamic;-- --- Table structure for sequence_id-- ---DROPTABLEIFEXISTS`sequence_id`;CREATETABLE`sequence_id` ( `id`bigint(20) UNSIGNEDNOTNULLAUTO_INCREMENT COMMENT'自增主键', `biz_ty...
这样就可以提高存储过程的性能。存储过程的概念存储过程Procedure是一组为了完成特定功能的SQL语句集合,经编译后存储在数据库中,用户通过指定存储过程的名称并给出参数来执行。...存储过程中可以包含逻辑控制语句和数据操纵语句,它可以接受参数、输出参数、返回单个或
DROP TABLE IF EXISTS `leafsegment`; CREATE TABLE `leafsegment` ( `biz_tag` varchar(255) NULL DEFAULT NULL, `max_id` bigint(20) NULL DEFAULT 0, `step` int(11) NULL DEFAULT 5000, `desc` varchar(255) NULL DEFAULT NULL, `update_time` datetime(0) NULL DEFAULT now() ...
-- 导出数据到CSV文件 SELECT * INTO OUTFILE 'C:\path\to\export.csv' FIELDS TERMINATED BY ',' OPTIONALLY ENCLOSED BY '"' LINES TERMINATED BY '\n' FROM your_table; Snowflake 数据导入 代码语言:txt 复制 -- 创建目标表 CREATE TABLE IF NOT EXISTS your_schema.your_table ( column1 INT, colu...