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  • vs 2012/2013 等工具中,使用正则表达式,查找、替换

    有这样一个需求,就是一个文本中,需要找出指定格式的字符串进行指定的替换,当前我的真实需求是,一个sql创建触发器的文本,我需要将所有的 包含 TB_SYS 的表名后面添加一个 “_NEW”字符串!

    例如:

         Creating trigger TRG_TB_SYSFILE  替换后 变成 Creating trigger TRG_TB_SYSFILE_NEW

    正则表达式:(TB_SYS[^.]+)

    替换表达式:$1_NEW

    说明:

    $0,其中$0表示正则匹配的整个最大字符串值。

    $1,表示在查找的表达式中查找到的第一个()指定的字符。

    $2,表示在查找的表达式中查找到的第二个()指定的字符。

    ...

    $n,表示在查找的表达式中查找到的第n个()指定的字符。

    特别注意:这里替换的时候,只能手动点击一个一个替换,不能全部一次替换!!!

    附 图片中实际操作文本:

    ------------------------------------------
    -- Export file for user DZDA            --
    -- Created by ym on 2018/1/23, 16:39:02 --
    ------------------------------------------
    
    set define off
    spool dzda_sys_trg.log
    
    prompt
    prompt Creating trigger TRG_TB_SYSFILE
    prompt ===============================
    prompt
    create or replace trigger dzda.TRG_TB_SYSFILE
      before insert ON TB_SYSFILE
      for each row
    when (new.id is null)
    begin
      select SEQ_TB_SYSFILE.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSIPBLACK
    prompt ==================================
    prompt
    create or replace trigger dzda.trg_tb_sysipblack
      before insert ON tb_sysipblack
      for each row
    when (new.id is null)
    begin
      select seq_tb_sysipblack.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSLOGINLOG
    prompt ===================================
    prompt
    create or replace trigger dzda.trg_tb_sysloginlog
      before insert ON tb_sysloginlog
      for each row
    when (new.id is null)
    begin
      select seq_tb_sysloginlog.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSLOGOPERATION
    prompt =======================================
    prompt
    create or replace trigger dzda.trg_tb_syslogoperation
      before insert ON tb_syslogoperation
      for each row
    when (new.id is null)
    begin
      select seq_tb_syslogoperation.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSLOGSETTING
    prompt =====================================
    prompt
    create or replace trigger dzda.trg_tb_syslogsetting
      before insert ON tb_syslogsetting
      for each row
    when (new.logid is null)
    begin
      select seq_tb_syslogsetting.nextval into :new.logid from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSLOGSETTINGDETAIL
    prompt ===========================================
    prompt
    create or replace trigger dzda.trg_tb_syslogsettingdetail
      before insert ON tb_syslogsettingdetail
      for each row
    when (new.id is null)
    begin
      select seq_tb_syslogsettingdetail.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSMENU
    prompt ===============================
    prompt
    create or replace trigger dzda.TRG_TB_SYSMENU before
    insert on TB_SYSMENU for each row
    when (new.id is null)
    begin
      select SEQ_TB_SYSMENU.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSORGANIZATION
    prompt =======================================
    prompt
    create or replace trigger dzda.trg_tb_SysOrganization
      before insert ON tb_SysOrganization
      for each row
    when (new.id is null)
    begin
      select seq_tb_SysOrganization.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSPARAMETER
    prompt ====================================
    prompt
    create or replace trigger dzda.trg_tb_sysparameter
      before insert ON tb_sysparameter
      for each row
    when (new.id is null)
    begin
      select seq_tb_sysparameter.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSPERMISSIONS
    prompt ======================================
    prompt
    create or replace trigger dzda.trg_tb_syspermissions
      before insert ON tb_syspermissions
      for each row
    when (new.id is null)
    begin
      select seq_tb_syspermissions.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSPLUGIN
    prompt =================================
    prompt
    create or replace trigger dzda.trg_tb_sysplugin
      before insert ON tb_sysplugin
      for each row
    when (new.id is null)
    begin
      select seq_tb_sysplugin.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSROLE
    prompt ===============================
    prompt
    create or replace trigger dzda.trg_tb_sysrole
      before insert ON tb_sysrole
      for each row
    when (new.id is null)
    begin
      select seq_tb_sysrole.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSROLEPERMISSIONS
    prompt ==========================================
    prompt
    create or replace trigger dzda.trg_tb_sysrolepermissions
      before insert ON tb_sysrolepermissions
      for each row
    when (new.id is null)
    begin
      select seq_tb_sysrolepermissions.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYSUSER
    prompt ===============================
    prompt
    create or replace trigger dzda.trg_tb_sysuser
      before insert ON tb_sysuser
      for each row
    when (new.id is null)
    begin
      select seq_tb_sysuser.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYS_ERROR_LOG
    prompt =====================================
    prompt
    create or replace trigger dzda.TRG_TB_SYS_ERROR_LOG before
    insert on TB_SYS_ERROR_LOG for each row
    when (new.id is null)
    begin
      select SEQ_TB_SYS_ERROR_LOG.nextval into :new.id from dual;
    end;
    /
    
    prompt
    prompt Creating trigger TRG_TB_SYS_LWLOG
    prompt =================================
    prompt
    create or replace trigger dzda.TRG_TB_SYS_LWLOG before
    insert on TB_SYS_LWLOG for each row
    when (new.id is null)
    begin
      select SEQ_TB_SYS_LWLOG.nextval into :new.id from dual;
    end;
    /
    
    
    spool off
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  • 原文地址:https://www.cnblogs.com/yougmi/p/8336783.html
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