摘要： insert的语法INSERT [LOW_PRIORITY | DELAYED | HIGH_PRIORITY] [IGNORE] [INTO] tbl_name [(col_name,...)] VALUES ({expr | DEFAULT},...),(...),... [ ... 阅读全文

摘要： 1.算数运算符 加 mysql> select 1+2; 减 mysql> select 2-1; 乘 mysql> select 2*3; 除 mysql> select 5/3; 商 mysql> SELECT 5 DIV 2; 模 mysql> select 5%2,mod(5,2); 2.比... 阅读全文

摘要： Speed of INSERT StatementsTo optimize insert speed, combine many small operations into a single large operation. Ideally, you make a single connection... 阅读全文

摘要： 如果有root权限，可以运行：easy_install argparse如果没有root权限，As a simple solution copy argparse.py from https://code.google.com/p/argparse/source/browse/argparse.py... 阅读全文

摘要： [1] bedtools (https://github.com/arq5x/bedtools2)here is also bedtools (https://github.com/arq5x/bedtools2) getfasta. It uses Erik's code under the ho... 阅读全文

摘要： Use a regular expression for filtering sequences by id from a FASTA file, e.g. just certain chromosomes from a genome. There are other toolsas part of... 阅读全文

摘要： bgzip – Block compression/decompression utilitytabix – Generic indexer for TAB-delimited genome position filesSAMtoolsandBCFtoolsare distributed as in... 阅读全文

摘要： 在linux上格式化一个磁盘分区时，出现如下错误root@d:~#mkfs.ext4/dev/sdb1mke2fs1.41.12(11-May-2015)mkfs.ext4:inode_size(128)*inodes_count(0)toobigforafilesystemwith0blocks,... 阅读全文

摘要： bash-4.2# pwd/oracle/product/10.2.0/db_1/network/adminbash-4.2# lssqlnet.ora libnrad10.exp listener.ora samples tnsnames.oralibnk510.imp libnrad10.imp... 阅读全文

摘要： 查看数据库监听状态不对$ lsnrctl statusLSNRCTL for IBM/AIX RISC System/6000: Version 10.2.0.5.0 - Production on 05-NOV-2012 08:54:08Copyright (c) 1991, 2010, Orac... 阅读全文