MySQL字符串连接

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mysql> select concat(‘Hadoop:‘,‘Hive:‘,‘Spark#‘,‘HBase;‘,TBL_TYPE,‘{}‘,SD_ID) from TBLS;

| Hadoop:Hive:Spark#HBase;MANAGED_TABLE{}6                        |

| Hadoop:Hive:Spark#HBase;MANAGED_TABLE{}7                        |

| Hadoop:Hive:Spark#HBase;MANAGED_TABLE{}12                       |

mysql> select concat_ws(‘:‘,‘Hadoop‘,‘Hive‘,‘Spark‘,‘HBase‘,TBL_TYPE,SD_ID) from TBLS;

| Hadoop:Hive:Spark:HBase:MANAGED_TABLE:6                       |

| Hadoop:Hive:Spark:HBase:MANAGED_TABLE:7                       |

| Hadoop:Hive:Spark:HBase:MANAGED_TABLE:12                      |

MySQL字符串连接

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原文地址：http://www.cnblogs.com/wwxbi/p/4663114.html