Recent questions tagged SQL

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - The ALTER TABLE statement conflicted with the FOREIGN KEY constraint

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599 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - NOT DEFERRABLE versus DEFERRABLE INITIALLY IMMEDIATE

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336 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - How do I cast a string to integer and have 0 in case of error in the cast with PostgreSQL?

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237 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - WITH CHECK ADD CONSTRAINT followed by CHECK CONSTRAINT vs. ADD CONSTRAINT

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241 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql server - nvarchar(max) vs NText

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593 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - MySQL Multiple Joins in one query?

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360 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - How do I change db schema to dbo

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307 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - Relational Data Model for Double-Entry Accounting

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203 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - How can I select rows with most recent timestamp for each key value?

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787 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - How do you interpret a query's explain plan?

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299 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - Database Naming Conventions by Microsoft?

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321 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql server - The EXECUTE permission was denied on the object 'xxxxxxx', database 'zzzzzzz', schema 'dbo'

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414 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql server - How to find slowest queries

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280 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - Two single-column indexes vs one two-column index in MySQL?

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364 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - How to find a table having a specific column in postgresql

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330 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)

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699 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - How to retrieve the current value of an oracle sequence without increment it?

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366 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - Search an Oracle database for tables with specific column names?

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431 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - Optimistic locking in MySQL

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367 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - How do I list all the columns in a table?

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339 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql server - Difference between database and schema

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337 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql server - How to export all data from table to an insertable sql format?

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303 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - Postgres and Indexes on Foreign Keys and Primary Keys

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447 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - What is the difference between a stored procedure and a view?

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581 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - MySQL OPTIMIZE all tables?

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385 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - Is it possible to see the structure of mulitple table with a single "desc".

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376 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - Return number from Oracle Select statement after parsing date

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403 views 1 answer

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

sql - I need to pass column names using variable in select statement in Store Procedure but i cannot use dynamic query

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481 views 1 answer

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