[jira] [Updated] (FLINK-24536) flink sql where condition is not supported != writing

["Yun Gao (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/FLINK-24536?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yun Gao updated FLINK-24536:
----------------------------
    Fix Version/s: 1.16.0

> flink sql where condition is not supported  != writing
> ------------------------------------------------------
>
>                 Key: FLINK-24536
>                 URL: https://issues.apache.org/jira/browse/FLINK-24536
>             Project: Flink
>          Issue Type: Improvement
>          Components: Table SQL / Planner
>    Affects Versions: 1.14.0
>            Reporter: simenliuxing
>            Assignee: liwei li
>            Priority: Minor
>              Labels: pull-request-available, stale-assigned
>             Fix For: 1.15.0, 1.16.0
>
>
> sql:
>  
> {code:java}
> CREATE TABLE source
> (
>  id INT,
>  name STRING,
>  money DECIMAL(32, 2),
>  dateone timestamp,
>  age bigint,
>  datethree timestamp,
>  datesix timestamp(6),
>  datenigth timestamp(9),
>  dtdate date,
>  dttime time
> ) WITH (
>  'connector' = 'datagen'
>  ,'rows-per-second' = '1'
>  );
> CREATE TABLE sink
> (
>  id bigint,
>  name STRING
> ) WITH (
>  'connector' = 'print'
>  );
> insert into sink
> select sum(id) as id, name
> from source
> where name != 'aa'
> group by name;
> {code}
>  
> exception:
>  
> {code:java}
> Caused by: org.apache.calcite.sql.parser.SqlParseException: Bang equal '!=' is not allowed under the current SQL conformance levelCaused by: org.apache.calcite.sql.parser.SqlParseException: Bang equal '!=' is not allowed under the current SQL conformance level at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.convertException(FlinkSqlParserImpl.java:462) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.normalizeException(FlinkSqlParserImpl.java:225) at org.apache.calcite.sql.parser.SqlParser.handleException(SqlParser.java:140) at org.apache.calcite.sql.parser.SqlParser.parseQuery(SqlParser.java:155) at org.apache.calcite.sql.parser.SqlParser.parseStmt(SqlParser.java:180) at org.apache.flink.table.planner.parse.CalciteParser.parse(CalciteParser.java:54) ... 22 moreCaused by: org.apache.calcite.runtime.CalciteException: Bang equal '!=' is not allowed under the current SQL conformance level at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at org.apache.calcite.runtime.Resources$ExInstWithCause.ex(Resources.java:467) at org.apache.calcite.runtime.Resources$ExInst.ex(Resources.java:560) at org.apache.calcite.sql.SqlUtil.newContextException(SqlUtil.java:883) at org.apache.calcite.sql.SqlUtil.newContextException(SqlUtil.java:868) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.BinaryRowOperator(FlinkSqlParserImpl.java:31759) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.Expression2(FlinkSqlParserImpl.java:19802) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.Expression(FlinkSqlParserImpl.java:19553) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.WhereOpt(FlinkSqlParserImpl.java:14370) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.SqlSelect(FlinkSqlParserImpl.java:7836) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.LeafQuery(FlinkSqlParserImpl.java:704) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.LeafQueryOrExpr(FlinkSqlParserImpl.java:19536) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.QueryOrExpr(FlinkSqlParserImpl.java:18982) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.OrderedQueryOrExpr(FlinkSqlParserImpl.java:578) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.RichSqlInsert(FlinkSqlParserImpl.java:5596) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.SqlStmt(FlinkSqlParserImpl.java:3404) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.SqlStmtEof(FlinkSqlParserImpl.java:3980) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.parseSqlStmtEof(FlinkSqlParserImpl.java:273) at org.apache.calcite.sql.parser.SqlParser.parseQuery(SqlParser.java:153) ... 24 more{code}
>  
> It is ok when I use the following syntax：
> where name <> 'aa'
> Why not support '!=' This kind of grammar, will it be supported later?



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