gql
AppEngine: Query datastore for columns with a hyphen in its name
I\'m working on a servlet in Google App Engine. This servlet retrieves the data from the GAE\'s datastore; everything works fine when querying like \"SELECT * FROM...\". But when I want to filter it b[详细]
2022-12-14 15:42 分类：问答google app engine OR filter
I want to do an OR filter within google app engine. For example: class MyModel(db.Model): name = db.StringPropery()[详细]
2022-12-12 02:16 分类：问答App Engine: Filter for Choosing Entities with a Specific Item Present in their ListProperties
I need to filter entities based on one of their ListProperties having a certain element pre开发者_如何学编程sent.So kind of like:[详细]
2022-12-11 16:34 分类：问答gqlQuery returns object, want list of keys
Is there a way to convert the GqlQuery object to an array of keys, or is there a way to force the query to return an array of keys?For example:[详细]
2022-12-11 04:18 分类：问答Case insensitive where clause in gql query for StringProperty
Using the google appengine datastore, is there a way to perform a gql query that specifies a WHERE clause on a StringProperty datatype that is case insensitive?I am not always sure what case the value[详细]
2022-12-09 19:55 分类：问答
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