field_names--field names settingforfirst recordofdata filesforexpress mode load dnfs_enable--optionforenabling or disabling DirectNFS(dNFS)forinput datafiles(DefaultFALSE)dnfs_readbuffers--the numberofDirectNFS(
literal that describes the format ofDATEorNUMBERdata stored in a character string. When you convert a character string into a date or number, a format model tells Oracle how to interpret the string. In SQL statements, you can use a format model as an argument of theTO_CHARandTO_DATE...
[oracle] ORA-01425: escape character must be character string of length 1 汇报人:Ludovico Magnocavallo属主:Shai Berger 组件:Database layer (models, ORM)版本:1.6-beta-1 严重性:Release blocker关键词: 抄送:shai@…Triage Stage:Accepted Has patch:否Needs documentation:否...
sql_id='5tvfxfkm0b81p' order by CHILD_NUMBER; SQL_ID CHILD_NUMBER NAME DATATYPE_STRING MAX_LENGTH --- --- --- --- --- 5tvfxfkm0b81p 0 :A VARCHAR2(32) 32 5tvfxfkm0b81p 1 :A VARCHAR2(8192) 8192 DESCRIBE_MISMATCH 在描述子游标时,类型检查堆不存在。 LANGUAGE_MISMATCH 语言...
Oracle 数据类型默认SQL Server 数据类型 bfile varbinary(max) binary_double float[53] binary_float float[53] blob varbinary(max) char char char varying[*..*] varchar[*] char[*..*] char[*] character char character varying[*..*] varchar[*] character[*..*] char[*] Clob varc...
Unicode character datatype NCHAR NVARCHAR string. RowID datatype ROWID UROWID string. For any other data type currently not directly supported, the column needs to be explicitly cast to a supported data type. c. Watermark (Required) [Click to expand] Specifying the watermark column in full cra...
- Full support of Oracle BLOB object as PG BYTEA. - Export Oracle views as PG tables. - Export Oracle user defined types. - Provide some basic automatic conversion of PLSQL code to PLPGSQL. - Works on any platform. - Export Oracle tables as foreign data wrapper tables. - Export ...
SQL> SELECT LPAD('x',4000,'x') || LPAD('x',4000,'x') || LPAD('x',4000,'x') FROM DUAL; SELECT LPAD('x',4000,'x') || LPAD('x',4000,'x') || LPAD('x',4000,'x') FROM DUAL * ERROR at line 1: ORA-01489: result of string concatenation is too long ...
to the remote SID or Service Name that was configured when the database was created; it has been referred to by several names in different Oracle releases and products, including Net Service Name and TNS Alias. SQL*Plus prompts for this alias as the "Host String" parameter when you log ...
You also use these datatypes when you define variables as part of a PL/SQL procedure. Character Datatypes Character datatypes can store any string value, including the string representations of numeric values. Assigning a value larger than the length specified or allowed for a character datatype re...