#each collumn seperate with '\t'
#id	(0~65535)
#name string
#type one of ip,expr,expr_plus,digest,intval,compile or plugin
#src_charset one of GBK,BIG5,UNICODE,UTF8
#dst_charset combined by GBK,BIG5,UNICODE,UTF8,seperate with '/'
#do_merege [yes/no]
#cross cache [number]
#quick mode [quickon/quickoff], default [quickoff]
#For ip/intval/digest/compile/group table.
#id	name	type
#
#For plugin table. The first column's id is 1. 0 as not speicified.
#id	name	type	column_define
#
#For expr/expr_plus Table
#id	name	type	src_charset	dst_charset	do_merge cross_cache quick_mode
0	COMPILE	compile	escape	--
1	GROUP	group	--
2	HTTP_URL	expr	UTF8	GBK/BIG5/UNICODE/UTF8/url_encode_gb2312/url_encode_utf8	yes	128	quickoff
2	HTTP_HOST	expr	UTF8	GBK/BIG5/UNICODE/UTF8/url_encode_gb2312/url_encode_utf8	yes	128	quickoff
3	KEYWORDS_TABLE	expr	UTF8	GBK/BIG5/UNICODE/UTF8/unicode_ascii_esc/unicode_ascii_aligned/unicode_ncr_dec/unicode_ncr_hex	yes	0
4	IP_CONFIG	ip	--
5	CONTENT_SIZE	intval	--
6	QD_ENTRY_INFO	plugin	4	--
7	FILE_DIGEST	digest	--
8	HTTP_REGION	expr_plus	GBK	GBK	no	0
9	SIM_URL	similar	--
10	IMAGE_FP	expr	UTF8	UTF8	yes	128	quickoff
11	TEST_EFFECTIVE_RANGE_TABLE	plugin	{"valid":4,"tag":5}	--
12	TEST_FOREIGN_KEY	plugin {"valid":4,"foreign":"6,8","tag":3}	--
13	COMPILE_ALIAS	compile	escape	--