django.db.utils.InternalError: (1050, "Table 'tb_content' already exists") 在goods应用里面写了tb_content数据表的模型类(不该写在这里的),进行了数据迁移,还导入了数据。 在contents应用里也写了tb_content数据表的模型类(应该写在这里的), 解决办吧: 代码上,删除goods里面的。 python manage.py migrate...
File"D:\python_learn\meiduo_project\env\lib\site-packages\django\db\utils.py", line 94,in__exit__six.reraise(dj_exc_type, dj_exc_value, traceback) File"D:\python_learn\meiduo_project\env\lib\site-packages\django\utils\six.py", line 685,inreraiseraisevalue.with_traceback(tb) File"...
Replicate_Do_Table: Replicate_Ignore_Table: Replicate_Wild_Do_Table: Replicate_Wild_Ignore_Table: Last_Errno: 1050 Last_Error:Error 'Table 'an_tb’ already exists’ on query. Default database: 'an’. Query: 'create table an_tb (id int) type=innodb’ Skip_Counter: 0 Exec_Master_Log_Po...
Chapter 1. IBM Power E1050 overview 5 Table 1-2 Comparing the Power E950 and Power E1050 servers Features Power E950 server Power E1050 server Processor IBM Power9 (single-chip module (SCM)) Power10 (DCM) Sockets 2-4 2-4 Maximum cores 32, 40, 44, or 48 48, 72, or 96 Maximum ...
As can be seen in Table 3, the total instrument yielded a good internal consistency value (α = 0.836). The same was true for the TK construct, where even the alpha value was higher than that of the total (α = 0.839). In contrast, the two constructs TA and TB showed lower values...
Table 1. Literature review results according to the stated requirements of DTs for the future power system (✓, ✗ and ❍ indicate that requirements were “met”, “not met” and “partially met”, respectively). The main outcome of the review is that a generalized hierarchical structure...
Table 2. User specific input data required for calculation of different scenarios in CalCAS. 3.2.2. Calculation/Equation The input and technical data allows for calculating the results for specific boundary conditions for a specific type of machinery. Calculations can be carried out for battery mo...
20. RIVM Tabel testresultaten FFP maskers [Table of Test Results FFP Masks]. Available online: https://www.rivm.nl/documenten/ tabel-testresultaten-ffp-maskers (accessed on 19 June 2020). 21. Anderegg, L.; Meisenhelder, C.; Ngooi, C.O.; Liao, L.; Xiao, W.; Chu, S.; Cui...
In the concept of “transaction”, complex changes are divided into “change basic events”, then a “change index table” is built to advance the statistical query process. However, Ruan’s statistical method specified to land transition cannot be applied to long term changes where multiple ...
Table 1. Matching accuracy. The reason the scenarios have different accuracy is twofold. The first reason is the type of entities and their density. The urban scenario is the most challenging one due to the presence of many pedestrians which are harder to predict than vehicles and are often...