当你在Stata中遇到“master data not sorted”的错误时,这通常意味着你在尝试执行合并(merge)操作,但主数据集(master data)没有按照合并的键变量(如id)进行排序。为了解决这个问题,你可以按照以下步骤操作: 检查数据排序情况: 首先,你需要确认主数据集是否已按照合并的键变量排序。你可以使用isort命令(如果已安装)来
import exc SDC+-+Mergers+and+Acquisitions-China-1982-20201231, first clear la var MASTER_DEAL_NO "Unique DEAL_ID" la var DATEANN "Date Announced" la var TMANAMES "Target Name" la var AMANAMES "Acquiror Name" la var A_LOCKUP_PCT "Acquiror Lockup Pecentage" la var A_POSTMERGE_OWN_...
161 Contains data from hld_capstru_20250419.dta Observations: 246,896 Variables: 24 19 Apr 2025 09:14 --- Variable Storage Display Value name type format label Variable label ---
1.Mergejoins corresponding observations from the dataset currently in memory (called the master dataset) with those from filename.dta (called the using dataset), matching on one or more key variables. merge can perform match merges (one-to-one, one-to-many, many-to-one, and many-tomany),...
5. not sorted master data not sorted using data not sorted The observations of the data are not in the order required. To solve the problem, use sort to sort the data then reissue the command; see [D] sort. In the second and third cases, both the dataset in memory and the dataset ...
You will get an overview of features for combining data from [U] 23 Combining datasets, but the details of performing a match-merge (merging the records of two files by matching the records on a common variable) will be found here, in [D] merge. Stata is continually being updated, and...
**Minimalistic Box Plot (Over Category & By Type) import delimited "https://raw.githubusercontent.com/tidyverse/ggplot2/master/data-raw/mpg.csv", clear levelsof cyl, local(cylinders) local catcount: word count `cylinders' forvalues i = 1/`catcount' { colorpalette tableau, nograph n(`cat...
史上最全的 Stata 外部命令一览,可以在线查看帮助文件。 Source:Archive of user-written Stata packages 导言 这里汇集了截至 2015年1月1日 为止的所有 Stata 外部命令。可以在线查看每个外部命令的帮助文件。 对于感兴趣的命令,可以使用findit在 Stata 命令窗口中搜索后下载,亦可直接使用ssc install命令直接下载。
Stata can also join observations from two datasets into one;see[D]merge.See[U]23Combining datasets for a comparison of append,merge,and joinby.Quick start Append mydata2.dta to mydata1.dta with no data in memory append using mydata1mydata2 Same as above,but with mydata1.dta in memory...
merge mothid using I:statamuqin_merge, uniqusing variable mothid does not uniquely identify observations in the master data 一对多 vs. 多对一一对一观察值的合并(One-to-one by observation). merge using data2 注意事项:同名变量除标识符外,两个数据中的变量名称不能相同 16、;否则,使用数据变量的...