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Delete or update statement without where clauses

Reports usages of DELETE or UPDATE statements without WHERE clauses.

Without WHERE clauses, DELETE drops all the data from the table, and UPDATE overwrites values for all the table rows.

Example (MySQL):

CREATE TABLE t1 (a TEXT, b INT, c BOOLEAN); update t1 set a = 'Smith'; delete from t1;

Locating this inspection

By ID

Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

SqlWithoutWhereInspection
Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | SQL

Inspection options

Here you can find the description of settings available for the Delete or update statement without where clauses inspection, and the reference of their default values.

Don't warn if there exists 'limit' clause

Default: Selected

Don't warn if there exist self-references in the query (i.e., set id = id + 1)

Default: Selected

Don't warn if there exists 'join' clause with condition

Default: Selected

Don't warn if statement is applied to temporary table

Default: Selected

Don't warn for trivial conditions

Default: Selected

Availability

By default bundled with

CLion 2024.1, DataGrip 2024.1, DataSpell 2024.1, GoLand 2024.1, IntelliJ IDEA 2024.1, JetBrains Rider 2023.3, PhpStorm 2024.1, PyCharm 2024.1, Qodana for .NET 2023.3, Qodana for Go 2024.1, Qodana for JVM 2024.1, Qodana for PHP 2024.1, Qodana for Ruby 2024.1, RubyMine 2024.1,

Can be installed with plugin

Database Tools and SQL, 241.SNAPSHOT

Last modified: 18 June 2024