分隔符中括起来的字符串中可以包含单/双引号,不用再转义。类似python中的raw字符串: 官方解释:UseThe Quote(q) operatoranddelimitertoallow theuseofa single quotation markwiththeliteralcharacterstringintheSELECTclause. --- 单引号selectq'[I'm a String!]' from dual; select q'[I'''m a String!]'...
分隔符中括起来的字符串中可以包含单/双引号,不用再转义。类似Python中的raw字符串: 官方解释:Use The Quote(q) operator and delimiter to allow the use of a single quotation mark with the literal character string in the SELECT clause. --- 单引号 select q'[I'm a String!]' from dual; select...
All quotes are single quotes. This creates a SQL trace for the purge session and the scheduled purge jobs (J000) in the database user dump destination. SQL> SHOW PARAMETER DUMP Identify the trace for the main database session by searching the trace files for string dbms_scheduler.create_jo...
escf/t = escape from/to characters list format = MYSQL: MySQL Insert SQLs, SQL: Insert SQLs. exec = the command to execute the SQLs. prehead = column name prefix for head line. rowpre = row prefix string for each line. rowsuf = row sufix string for each line. colsep = separator...
file that includes anOBEYparameter, the referenced parameter file does not inherit theCHARSETcharacter set. TheCHARSETcharacter set is used to read wildcarded object names in the referenced file, but you must use an escape sequence (\uX) for all other multibyte specifications in the refere...
The underscore character needs to appear in quotes, and the backslash is used before each of the quotes to escape those quotes (because the entire string appears within a set of double quotes).exec_sql.sh. As mentioned earlier, it is possible to query the database from a shell script ...
character as the delimiter to search for and print the database name that owns the SMON process. The underscore character needs to appear in quotes, and the backslash is used before each of the quotes to escape those quotes (because the entire string appears within a set of double quotes)....
-L | --limit num : Number of tuples extracted from Oracle and stored in memory before writing, default: 10000. -m | --mysql : Export a MySQL database instead of an Oracle schema. -M | --mssql : Export a Microsoft SQL Server database. -n | --namespace schema : Set the Oracle...
query = select statement (选择语句;query参数如果整表导出,可以直接写表名,如果需要查询运算和where条件,query=“sql文本”,也可以把复杂sql写入到文本中由query调用) field = separator string between fields ( 设置导出文件里的分隔符; 默认是逗号分隔符,通过 field参数指定分隔符; ...
L quotes the argument value as an SQL literal. A null value is displayed as the string NULL, without quotes (equivalent to quote_nullable). In addition to the format specifiers described above, the special sequence%%may be used to output a literal%character. ...