Recent questions tagged database

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

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

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database - How to represent Oracle Interval in Java

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

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

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

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database - One big query vs. many small ones?

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

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

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

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

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

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database - MYSQL TINYBLOB vs LONGBLOB

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

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

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

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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

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

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database - How to read excel sheets in android program

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

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database - How to automatically update Google Gauge

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

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

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

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1 answer 861 views

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

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

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

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

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database - android save object in firebase

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

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

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

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1 answer 870 views

database - Unicode in SQL Server 2012 Express

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

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1 answer 824 views

database - What is a PRIMARY KEY

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

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database - mySQL - Table locking vs Row locking

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

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1 answer 814 views

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

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

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1 answer 980 views

database - Rollback Multiple SQL update queries in MS Access

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

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database - How to add sequence number for each element in a group using a SQL query without temp tables

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

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database polling using Java

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

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database - Row numbers for a query in informix

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

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1 answer 801 views

database - Native primary key or auto generated one?

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

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1 answer 1.5k views

database - How to recover data from a deleted Docker container? How to reconnect it to the data?

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

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1 answer 955 views

database - List of PHP native_type's for PDO getColumnMeta()

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

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1 answer 944 views

database - SQL not a single group group function error

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

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1 answer 881 views

database - Are long-living transactions acceptable?

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

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1 answer 1.0k views

database - Pre- and Post-migration scripts for Flyway

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

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1 answer 1.3k views

database - Doctrine Query Builder not working with UPDATE and INNER JOIN

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

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1 answer 895 views

database - Oracle: LONG or CLOB?

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

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1 answer 793 views

database normalization - DB Design: 1st Normal Form and Repeating Groups

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

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database design - MySQL table with a varchar column as foreign key

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

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1 answer 931 views

database - Upload image directly through mySQL Command Line

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

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