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insert into clazz_num_mysql select concat_ws('_',county_code,city_code,r,c) country_city_r_count ,window_start from ( select cast(county_code as STRING) county_code ,cast(city_code as STRING) city_code ,cast(window_start as STRING) window_start ,cast(c as STRING) c ,cast(row_num...
/** * @author alanchan * */ public class TestCreateHiveTableBySQLDemo { static String databaseName = "viewtest_db"; public static final String tableName = "alan_hivecatalog_hivedb_testTable"; public static final String hive_create_table_sql = "CREATE TABLE " + tableName + " (\n" +...
第一行数据[商品1, 5]插入(INSERT)到source_table表时,连续查询会按照SQL查询逻辑消费这条INSERT消息,计算得到结果[商品1, 5],将结果保存在状态中。注意,由于动态输出表中没有pId为商品1的数据,所以连续查询会将结果[商品1, 5]插入(INSERT)到动态输出表中。 第二行数据[商品2, 6]插入(INSERT)到source_tabl...
DOUBLE, cid STRING ) WITH ( 'connector' = 'kafka', 'topic' = 'flinksql_car_liv...
tableEnv.executeSql(createSinkTableDdl); // 执行查询并将结果输出到csv_sink String query = "INSERT INTO csv_sink " + "SELECT user_id, SUM(order_amount) as total_amount " + "FROM csv_source " + "GROUP BY user_id"; tableEnv.executeSql(query); ...
问题一 : 上面的insert语句会出现如下错误 Caused by: org.apache.calcite.sql.validate.SqlValidatorException: Cannot apply '$SCALAR_QUERY' to arguments of type '$SCALAR_QUERY(<RECORDTYPE(BIGINT A, VARCHAR(2147483647) B)>)'. Supported form(s): '$SCALAR_QUERY(<RECORDTYPE(SINGLE FIELD)>)' ...
3、WITH -- temp可以在后面的sql中使用多次withtempas(selectwordfromword,lateraltable(explode(split(lines,',')))ast(word) )select*fromtempunionallselect*fromtemp 4、SELECT SELECTorder_id, priceFROM(VALUES(1,2.0), (2,3.1))ASt (order_id, price) ...
代码清单8-18 使用SQL API统计每种商品的历史累计销售额 代码语言:javascript 复制 // 创建数据源表CREATETABLEsource_table(pIdBIGINT,incomeBIGINT)WITH(...);// 创建数据汇表CREATETABLEsink_table(pIdBIGINT,allBIGINT)WITH(...);// 执行查询INSERTINTOsink_tableSELECTpId,SUM(income)asallFROMsource_table...
tableEnv.executeSql(createSinkTableDdl);// 执行查询并将结果输出到csv_sinkStringquery="INSERT INTO csv_sink "+"SELECT user_id, SUM(order_amount) as total_amount "+"FROM csv_source "+"GROUP BY user_id"; tableEnv.executeSql(query);// env.execute("Flink SQL Job");} ...