使用BTEQ插入Teradata时的时间戳无效

时间:2018-09-18 11:54:50

标签: sql teradata sql-insert create-table

所以我想在以前用bteq创建的表中插入一些内容。 我已经用谷歌搜索了这个内容(例如here),但是我已经在该列上进行了投射,但是并没有消除该错误。

创建语句如下:

.logmech LDAP
.logon databae/user_id,pwd
.set width 256
.set retcancel on database libname;
DATABASE libname;
create MULTISET table libname.IRIS( "SEPAL_LENGTH" FLOAT,  "SEPAL_WIDTH" FLOAT,  "PETAL_LENGTH" FLOAT,  "PETAL_WIDTH" FLOAT,  "TARGET" FLOAT,  "TIMESTAMP1" TIMESTAMP(6) FORMAT 'YYYY-MM-DDBHH:MI:SS.S(6)' DEFAULT NULL ,  "NULL_VALUES" FLOAT) UNIQUE PRIMARY INDEX("TimeStamp1");
.QUIT
.LOGOFF
.EXIT

插入语句如下所示:

.logmech LDAP
.logon databae/user_id,pwd
.set width 256
.set retcancel on database libname;
DATABASE libname;
.IMPORT VARTEXT FILE =/path_to_file/data.csv, skip=1;
.REPEAT *
USING "SEPAL_LENGTH" (varchar(2000)),  "SEPAL_WIDTH" (varchar(2000)),  "PETAL_LENGTH" (varchar(2000)),  "PETAL_WIDTH" (varchar(2000)),  "TARGET" (varchar(2000)),  "TIMESTAMP1" (varchar(2000)),  "NULL_VALUES" (varchar(2000)) 
INSERT INTO IRIS_delete VALUES(cast( :"SEPAL_LENGTH"  as FLOAT), cast( :"SEPAL_WIDTH"  as FLOAT), cast( :"PETAL_LENGTH"  as FLOAT), cast( :"PETAL_WIDTH"  as FLOAT), cast( :"TARGET"  as FLOAT), cast( :"TIMESTAMP1"  as TIMESTAMP(6) FORMAT 'YYYY-MM-DDBHH:MI:SS.S(6)'), cast( :"NULL_VALUES"  as FLOAT));
.QUIT
.LOGOFF
.EXIT

通过执行插入语句,我得到了错误:

  

***失败6760无效的时间戳。                   语句1,信息= 0

以下是csv的一些示例:

  

| sepal_length | sepal_width | petal_length | petal_width | target | TimeStamp1 | Null_values   0 | 5.1 | 3.5 | 1.4 | 0.2 | 0.0 | 2018-09-18 13:26:30.583216 |

     

1 | 4.9 | 3.0 | 1.4 | 0.2 | 0.0 | 2018-09-18 13:26:30.583216 |

     

2 | 4.7 | 3.2 | 1.3 | 0.2 | 0.0 | 2018-09-18 13:26:30.583216 |

     

3 | 4.6 | 3.1 | 1.5 | 0.2 | 0.0 | 2018-09-18 13:26:30.583216 |

     

4 | 5.0 | 3.6 | 1.4 | 0.2 | 0.0 | 2018-09-18 13:26:30.583216 |

     

5 | 5.4 | 3.9 | 1.7 | 0.4 | 0.0 | 2018-09-18 13:26:30.583216 |

     

6 | 4.6 | 3.4 | 1.4 | 0.3 | 0.0 | 2018-09-18 13:26:30.583216 |

     

7 | 5.0 | 3.4 | 1.5 | 0.2 | 0.0 | 2018-09-18 13:26:30.583216 |

     

8 | 4.4 | 2.9 | 1.4 | 0.2 | 0.0 | 2018-09-18 13:26:30.583216 |

     

9 | 4.9 | 3.1 | 1.5 | 0.1 | 0.0 | 2018-09-18 13:26:30.583216 |

您知道时间戳出了什么问题吗?

1 个答案:

答案 0 :(得分:1)

咪咪,您的bteq脚本和数据文件中的列数和顺序不匹配 检查以下示例以获取脚本中指定的列和文件中的列数

"SEPAL_LENGTH" (1),  "SEPAL_WIDTH"(2),  "PETAL_LENGTH"(3),  "PETAL_WIDTH"(4),  "TARGET"(5),  "TIMESTAMP1"(6),  "NULL_VALUES"(7)

col1->0|  col2->5.1|  col3->3.5|  col4->1.4|  col5->0.2|  col6->0.0|  col7->2018-09-18 13:26:30.583216|  col8->

您可以通过在表和bteq脚本中的时间戳列之前再添加1列来解决问题,如下所示,我在时间戳列之前添加了“ TARGET1”

USING "SEPAL_LENGTH" (varchar(2000)),  "SEPAL_WIDTH" (varchar(2000)),  "PETAL_LENGTH" (varchar(2000)),  "PETAL_WIDTH" (varchar(2000)),  "TARGET" (varchar(2000)),  "TARGET1" (varchar(2000)),  "TIMESTAMP1" (varchar(2000)),  "NULL_VALUES" (varchar(2000)) 
INSERT INTO IRIS_delete VALUES(cast( :"SEPAL_LENGTH"  as FLOAT), cast( :"SEPAL_WIDTH"  as FLOAT), cast( :"PETAL_LENGTH"  as FLOAT), cast( :"PETAL_WIDTH"  as FLOAT), cast( :"TARGET"  as FLOAT), cast( :"TARGET1"  as FLOAT), cast( :"TIMESTAMP1"  as TIMESTAMP(6) FORMAT 'YYYY-MM-DDBHH:MI:SS.S(6)'), cast( :"NULL_VALUES"  as FLOAT));