Changes between Version 83 and Version 84 of DeveloperGuidelines/Optimisation


Ignore:
Timestamp:
11/02/12 10:18:26 (9 years ago)
Author:
Dominic König
Comment:

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  • DeveloperGuidelines/Optimisation

    v83 v84  
    5252 7. Mind your field representations! Sometimes they execute complex DB queries, which behave fine with just a few test records, but become a nightmare with 10000 records. To be sure - test loading a form/list view with 10000 records in the table.
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    54  8. Be careful with how you user Storages & Rows:
    55 || For Variable || A || B (optimized) || Time A || Time B ||
    56 || x = Storage(a="abc") || x.a || x!["a"] || 1.064 || 0.39 ||
    57 || x = Storage() || x.a = "b" || x!["a"] = "b" || 0.49 || 0.24 ||
    58 || row = s3db.pr_person![1] || row!["first_name"] || row.first_name || 0.25 || 4.18 ||
    59 || table = s3db.pr_person || "first_name" in table || hasattr(table, "first_name") || 0.74 || 0.42 ||
    60 || table = s3db.pr_person || "first_name" in table || table.first_name || 0.74 || 0.27 ||
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    6454=== XSLT ===
    6555