Recent questions tagged database

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - SQL Group by Date Range

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asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - How to display content of one site in another using PHP?

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908 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - How to insert multiple records into Oracle DB using Node.js

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asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database design - Cross table constraints in PostgreSQL

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asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - Convert DB2 SQL Decimal to DATE

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asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - How to add 1 hour to currrent_timestamp in mysql which is the default value?

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990 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - Do aggregate MySQL functions always return a single row?

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939 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - is it possible to have alphanumeric sequence generator in sql

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1.1k views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - How to represent Oracle Interval in Java

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asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - PHP - Query single value per iteration or fetch all at start and retrieve from array?

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854 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - One big query vs. many small ones?

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949 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - How to solve liquibase waiting for changelog lock problem in several pods in OpenShift cluster?

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1.6k views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - sqlite: how to add total time hh:mm:ss where column datatype is DATETIME?

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1.2k views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - MYSQL TINYBLOB vs LONGBLOB

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asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - When does "select for update" lock and unlock?

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1.1k views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database schema - Break atomicity rule storing list of items when there is no reason to query about items? Verses join table that requires whole join table be scanned

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831 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - How to read excel sheets in android program

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895 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - How to automatically update Google Gauge

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937 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - Opening csv-File via ADO-connection - Column Limitation to 255 / or just use another file type?

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1.0k views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - How to overcome Netezza's lack of unique constraint/referential integrity enforcement?

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905 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database table - MySQL Error 1 (HY000) Trouble creating file Errcode 2

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1.2k views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - android save object in firebase

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977 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - "The ConnectionString property has not been initialized" error in VB.NET

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1.1k views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - Unicode in SQL Server 2012 Express

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917 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - What is a PRIMARY KEY

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868 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - mySQL - Table locking vs Row locking

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840 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - How to raise an Exception inside a Trigger? Is there a way to do this?

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854 views 1 answer

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

database - Rollback Multiple SQL update queries in MS Access

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