大约有 40,000 项符合查询结果(耗时:0.0397秒) [XML]

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Cannot use a CONTAINS or FREETEXT predicate on table or indexed view because it is not full-text ind

...ex, make sure: - you don't already have full-text search index on the table as only one full-text search index allowed on a table - a unique index exists on the table. The index must be based on single-key column, that does not allow NULL. - full-text catalog exists. You have to speci...
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Ordering by specific field value first

I have a table with 3 columns: 8 Answers 8 ...
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Alter column, add default constraint

I have a table and one of the columns is "Date" of type datetime. We decided to add a default constraint to that column 6 ...
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Best way to center a on a page vertically and horizontally? [duplicate]

... @FlashThunder you suggest tables for non-table data, aren't you? – Vladimir Starkov Jan 10 '15 at 3:17 1 ...
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Select last row in MySQL

How can I SELECT the last row in a MySQL table? 10 Answers 10 ...
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What is the “owning side” in an ORM mapping?

... example of two entities mapped without declaring a owning side: @Entity @Table(name="PERSONS") public class Person { @OneToMany private List<IdDocument> idDocuments; } @Entity @Table(name="ID_DOCUMENTS") public class IdDocument { @ManyToOne private Person person; } From a...
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Add timestamps to an existing table

I need to add timestamps ( created_at & updated_at ) to an existing table. I tried the following code but it didn't work. ...
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Select row with most recent date per user

I have a table ("lms_attendance") of users' check-in and out times that looks like this: 11 Answers ...
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How to get size of mysql database?

... Run this query and you'll probably get what you're looking for: SELECT table_schema "DB Name", ROUND(SUM(data_length + index_length) / 1024 / 1024, 1) "DB Size in MB" FROM information_schema.tables GROUP BY table_schema; This query comes from the mysql forums, where there are more c...
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Hibernate: “Field 'id' doesn't have a default value”

...any cases this problem can also be resolved by just dropping the offending table (or tables), assuming that Hibernate is set up to automatically create/manage the DB schema. To drop tables from a managed schema, SET foreign_key_checks = 0; is your friend. Just be sure to SET foreign_key_checks = 1...