I ask you: what database, such a requirement to achieve a better arrangement? Thank you!
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Users questions:051,011.2 = 1.3 = 1.5 = 1.8051022.3051031.8050141.14 = 1.2 = 1.5 and so on. The value of any one of them such as (1.2), may change or remain unchanged, it may change several times (frequency can beLimited to N times). Requests can check all the values. The process of change has been written out, and requested the retention of 1.2 = 1.3 = 1.5 = 1.8 these values. 1.2 All requests for information (including changes in the middle appears) .
Experts answer: This form of question has been asked before, there are answers, ask questions last nightTo remove. Any database can be achieved. The establishment of two tables, first table a field, such as the 05014-like record store is set to keywords. The second table set up two fields, first field records, including records of 05014 marks, the second record of changes in field values. Way connected with the two tables query, according to the second table the second characterDuan Sort: sql = "SELECT field. CS, Field 2.DLFROM table 1ASCS, table 2ASDLWHERE field. CS = field 1.DLORDERBY field 2.DL" the relevant inquiry VB6.0 programming to complete, the use of ADO Control QueryAnd MSFLEXGRID controls to display. The above views for reference.
Experts answer: This form of question has been asked before, there are answers, ask questions last nightTo remove. Any database can be achieved. The establishment of two tables, first table a field, such as the 05014-like record store is set to keywords. The second table set up two fields, first field records, including records of 05014 marks, the second record of changes in field values. Way connected with the two tables query, according to the second table the second characterDuan Sort: sql = "SELECT field. CS, Field 2.DLFROM table 1ASCS, table 2ASDLWHERE field. CS = field 1.DLORDERBY field 2.DL" the relevant inquiry VB6.0 programming to complete, the use of ADO Control QueryAnd MSFLEXGRID controls to display. The above views for reference.
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