Teradata支持如下的cast语法: cast(XXX as int format '999999') cast(XXX as date format 'YYYYMMDD') 而云原生数据仓库PostgreSQL版支持如下cast语法: cast(XXX as int) cast(XXX as date) 云原生数据仓库PostgreSQL版不支持在cast中声明format。 对于cast(XXX as int format '999999'),需要编写函数来实现相同...
Teradata支持如下的cast语法: cast(XXX as int format '999999') cast(XXX as date format 'YYYYMMDD') 而云原生数据仓库PostgreSQL版支持如下cast语法: cast(XXX as int) cast(XXX as date) 云原生数据仓库PostgreSQL版不支持在cast中声明format。 对于cast(XXX as int format '999999'),需要编写函数来实现相同...
(1) CHARACTER SET LATIN UPPERCASE NOT CASESPECIFIC, FieldType CHAR(2) CHARACTER SET LATIN UPPERCASE NOT CASESPECIFIC, MaxLength INTEGER FORMAT '--,---,---,--9', DefaultValue VARCHAR(1024) CHARACTER SET UNICODE NOT CASESPECIFIC, DefaultValueI VARBYTE(1024) FORMAT 'X(1024)', TotalDigits ...
Failed to retrieve data from the database. Details: 22003:(ODBC Teradata Driver)(Teradata Database) A character string failed conversion to a numeric value. If I create the same query in a WebI report it works fine, but in Crystal the error is produced. I have also tried constructing the...
numeric(precision,dec) numeric(precision,dec) float float real real double precision double precision date date time time timestamp timestamp 建表语句 我们通过一个建表语句的例子来比较云原生数据仓库PostgreSQL版和Teradata。 Teradata建表SQL语句如下: CREATE MULTISET TABLE te...
_TYPEAS`数据类型`,CHARACTER_MAXIMUM_LENGTHAS`字符长度`,NUMERIC_PRECIS IONAS`数字长度`,NUMERIC_SCALEAS`小数位数`,IS_NULLABLEAS`是否允许非空`,CAS EWHENEXTRA=''auto_increment''THEN1ELSE0ENDAS`是否自增`,COLUM N_DEFAULTAS`默认值`,COLUMN_COMMENTAS`备注`FROMinformation_schema. ...
insertdifftime.R Demonstrates how to insert R difftime values into a temporary table inserthms.R Demonstrates how to insert R hms values into a temporary table insertinteger.R Demonstrates how to insert R integer values into a temporary table insertnumeric.R Demonstrates how to insert R numeric...
数字型数据在ANSI标准中关于数字型数据定义了四类:SMALLINT.INTEGER.FLOAT.DECIMAL,Teradata还扩展了BYTEINT和DATE smallint整数范围:-32768~32767 integer整数范围:-2147483648~2147483647 decimal(size,dec)小数最大:18位numeric(precision,dec) decimal的同义词float表示浮点数float[(precision)]通float real同float doub...
29、mestamp(0)OracleTeradatanvl(f1,f2,)coalesce(f1,f2)decode(AA,V1,R1,V2,R2)case when AA=V1 then R1 when AA=V2 then R2else NULLendto_char(d1,YYYYMMDD)select cast (cast(dt1 as format YYYYMMDD) as char(8)to_date(20040815,YYYYMMDD)select cast ( 20040815 as date format YYYYMMDD)sele...
S''字段名'',DATA_TYPEAS`数据类型`,CHARACTER_MAXIMUM_LENGTHAS`字符长度`,NU MERIC_PRECISIONAS`数字长度`,NUMERIC_SCALEAS`小数位数`,IS_NULLABLEAS `是否允许非空`,CASEWHENEXTRA=''auto_increment''THEN1ELSE0ENDAS `是否自增`,COLUMN_DEFAULTAS`默认值`,COLUMN_COMMENTAS`备注`FROMinforma ...