Taras Ledkov created IGNITE-15004:
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Summary: Calcite engine. LIKE ESCAPE fails with empty escape string
Key: IGNITE-15004
URL: https://issues.apache.org/jira/browse/IGNITE-15004
Project: Ignite
Issue Type: Bug
Components: sql
Reporter: Taras Ledkov
{{SELECT '%_' LIKE '%_' ESCAPE ''}}
error:
{code}
class org.apache.ignite.IgniteException: Unexpected exception
at
org.apache.ignite.internal.processors.query.calcite.exec.ExecutionContext.lambda$execute$0(ExecutionContext.java:244)
at
org.apache.ignite.internal.processors.query.calcite.exec.QueryTaskExecutorImpl.lambda$execute$0(QueryTaskExecutorImpl.java:68)
at
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.RuntimeException: Invalid escape character ''
at org.apache.calcite.runtime.Like.invalidEscapeCharacter(Like.java:104)
at org.apache.calcite.runtime.Like.sqlToRegexLike(Like.java:56)
at org.apache.calcite.runtime.SqlFunctions.like(SqlFunctions.java:594)
at SC.execute(Unknown Source)
at
org.apache.ignite.internal.processors.query.calcite.exec.exp.ExpressionFactoryImpl$ProjectImpl.apply(ExpressionFactoryImpl.java:387)
at
org.apache.ignite.internal.processors.query.calcite.exec.rel.ProjectNode.push(ProjectNode.java:63)
at
org.apache.ignite.internal.processors.query.calcite.exec.rel.ScanNode.push(ScanNode.java:107)
at
org.apache.ignite.internal.processors.query.calcite.exec.ExecutionContext.lambda$execute$0(ExecutionContext.java:239)
... 4 more
{code}
Test:
{{function/string/test_like_escape.test}}
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