Jin Kwon ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) *created* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiZDdkOTI1Mjgw... ) / Improvement ( https://hibernate.atlassian.net/browse/HHH-15596?atlOrigin=eyJpIjoiZDdkOT... ) HHH-15596 ( https://hibernate.atlassian.net/browse/HHH-15596?atlOrigin=eyJpIjoiZDdkOT... ) Invalid column alias on @JoinFormula ( https://hibernate.atlassian.net/browse/HHH-15596?atlOrigin=eyJpIjoiZDdkOT... ) Issue Type: Improvement Affects Versions: 5.6.11 Assignee: Unassigned Components: hibernate-core Created: 11/Oct/2022 20:07 PM Environment: Running `/Users/onacit/gitcl/bitbucket.wemakeprice.com/etc/spring-data-jpa-base8-wmp-deal/mvnw`... Apache Maven 3.8.5 (3599d3414f046de2324203b78ddcf9b5e4388aa0) Maven home: /Users/onacit/.m2/wrapper/dists/apache-maven-3.8.5-bin/5i5jha092a3i37g0paqnfr15e0/apache-maven-3.8.5 Java version: 17.0.4.1, vendor: Eclipse Adoptium, runtime: /Library/Java/JavaVirtualMachines/temurin-17.jdk/Contents/Home Default locale: en_KR, platform encoding: UTF-8 OS name: "mac os x", version: "12.5", arch: "aarch64", family: "mac" Priority: Minor Reporter: Jin Kwon ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%... ) I need to query look like this. select psaer.excel_row_seq as excel_ro1_156_0_, psaer.excel_row_no as excel_ro2_156_0_, psaer.prod_info_batch_excel_seq as prod_inf3_156_0_, psaer.prod_no as prod_no4_156_0_, psaer.row_msg as row_msg5_156_0_, psaer.row_status as row_stat6_156_0_, IF(psaer.prod_no REGEXP '[^[:digit:]]+', NULL, psaer.prod_no) as formula88_0_ from prod_status_active_excel_row psaer ; When I do with following code, @Nullable @Valid @NotFound(action = NotFoundAction.IGNORE) // -> EAGER! // @JoinFormula("CASE " // + " WHEN " + MappedProdStatusActiveExcelRow.COLUMN_NAME_PROD_NO + " REGEXP '[^[:digit:]]+'" // + " THEN NULL" // + " ELSE " + MappedProdStatusActiveExcelRow.COLUMN_NAME_PROD_NO // + " END") @JoinFormula("IF(" + MappedProdStatusActiveExcelRow.COLUMN_NAME_PROD_NO + " REGEXP '[^[:digit:]]+'" + ", NULL" + ", " + MappedProdStatusActiveExcelRow.COLUMN_NAME_PROD_NO + ")") @ManyToOne(optional = true, fetch = FetchType.LAZY) // @JoinColumn(name = COLUMN_NAME_PROD_NO, nullable = true, insertable = false, updatable = false, // foreignKey = @ForeignKey(ConstraintMode.NO_CONSTRAINT)) @EqualsAndHashCode.Exclude @ToString.Exclude private Prod prod; Hibernate seems generate sql look like this. select prodstatus0_.excel_row_seq as excel_ro1_156_0_, prodstatus0_.excel_row_no as excel_ro2_156_0_, prodstatus0_.prod_info_batch_excel_seq as prod_inf3_156_0_, prodstatus0_.prod_no as prod_no4_156_0_, prodstatus0_.row_msg as row_msg5_156_0_, prodstatus0_.row_status as row_stat6_156_0_, IF(prodstatus0_.`prod_no` prodstatus0_.REGEXP '[^[:digit:]]+', NULL, prodstatus0_.prod_no) as formula88_0_ from prod_status_active_excel_row prodstatus0_ ... The column alias between IF(prodstatus0_.\`prod_no` and REGEX .. seems wrong. What can I do for this? Thanks. ( https://hibernate.atlassian.net/browse/HHH-15596#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-15596#add-comment?atlOrigin=ey... ) Get Jira notifications on your phone! Download the Jira Cloud app for Android ( https://play.google.com/store/apps/details?id=com.atlassian.android.jira.... ) or iOS ( https://itunes.apple.com/app/apple-store/id1006972087?pt=696495&ct=Em... ) This message was sent by Atlassian Jira (v1001.0.0-SNAPSHOT#100208- sha1:399748d )