This is an automated email from the ASF dual-hosted git repository.

yiguolei pushed a commit to branch branch-2.1
in repository https://gitbox.apache.org/repos/asf/doris.git


The following commit(s) were added to refs/heads/branch-2.1 by this push:
     new 84f0b1fbfea [feature](view) support create or replace view stmt 
(#40715) (#40915)
84f0b1fbfea is described below

commit 84f0b1fbfea8bd1d52aedf10b6e209f4c8be421c
Author: camby <camby...@tencent.com>
AuthorDate: Thu Sep 19 01:10:43 2024 +0800

    [feature](view) support create or replace view stmt (#40715) (#40915)
    
    pick #40715 to branch-2.1
---
 .../antlr4/org/apache/doris/nereids/DorisParser.g4 |  2 +-
 fe/fe-core/src/main/cup/sql_parser.cup             | 15 +++-
 .../org/apache/doris/analysis/BaseViewStmt.java    | 11 +++
 .../org/apache/doris/analysis/CreateViewStmt.java  | 13 +++-
 .../main/java/org/apache/doris/catalog/Env.java    | 48 ++++++++-----
 .../doris/nereids/parser/LogicalPlanBuilder.java   |  6 +-
 .../trees/plans/commands/info/CreateViewInfo.java  |  8 ++-
 .../data/ddl_p0/test_create_or_replace_view.out    | 10 +++
 .../ddl_p0/test_create_or_replace_view.groovy      | 80 ++++++++++++++++++++++
 9 files changed, 169 insertions(+), 24 deletions(-)

diff --git a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4 
b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
index 275c934f7d5..a0e3a4582d9 100644
--- a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
+++ b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
@@ -60,7 +60,7 @@ statementBase
         properties=propertyClause?
         (BROKER extProperties=propertyClause)?
         (AS query)?                                                    
#createTable
-    | CREATE VIEW (IF NOT EXISTS)? name=multipartIdentifier
+    | CREATE (OR REPLACE)? VIEW (IF NOT EXISTS)? name=multipartIdentifier
         (LEFT_PAREN cols=simpleColumnDefs RIGHT_PAREN)?
         (COMMENT STRING_LITERAL)? AS query                                
#createView
     | ALTER VIEW name=multipartIdentifier (LEFT_PAREN cols=simpleColumnDefs 
RIGHT_PAREN)?
diff --git a/fe/fe-core/src/main/cup/sql_parser.cup 
b/fe/fe-core/src/main/cup/sql_parser.cup
index a7f43260472..90a22ac2506 100644
--- a/fe/fe-core/src/main/cup/sql_parser.cup
+++ b/fe/fe-core/src/main/cup/sql_parser.cup
@@ -961,6 +961,7 @@ nonterminal List<Map<String, String>> 
opt_with_analysis_properties;
 
 nonterminal String opt_db, procedure_or_function, opt_comment, 
opt_comment_null, opt_engine;
 nonterminal ColumnDef.DefaultValue opt_default_value;
+nonterminal Boolean opt_or_replace;
 nonterminal Boolean opt_if_exists, opt_if_not_exists;
 nonterminal Boolean opt_external;
 nonterminal Boolean opt_force;
@@ -1892,10 +1893,10 @@ create_stmt ::=
     {:
         RESULT = new CreateUserStmt(ifNotExists, user, userRole, 
passwdOptions, comment);
     :}
-    | KW_CREATE KW_VIEW opt_if_not_exists:ifNotExists table_name:viewName
+    | KW_CREATE opt_or_replace:orReplace KW_VIEW opt_if_not_exists:ifNotExists 
table_name:viewName
         opt_col_with_comment_list:columns opt_comment:comment KW_AS 
query_stmt:view_def
     {:
-        RESULT = new CreateViewStmt(ifNotExists, viewName, columns, comment, 
view_def);
+        RESULT = new CreateViewStmt(ifNotExists, orReplace, viewName, columns, 
comment, view_def);
     :}
     | KW_CREATE opt_read_only:isReadOnly KW_REPOSITORY ident:repoName KW_WITH 
storage_backend:storage
     {:
@@ -3865,6 +3866,16 @@ opt_index_type ::=
     :}
     ;
 
+opt_or_replace ::=
+    {:
+        RESULT = false;
+    :}
+    | KW_OR KW_REPLACE
+    {:
+        RESULT = true;
+    :}
+    ;
+
 opt_if_exists ::=
     {:
         RESULT = false;
diff --git 
a/fe/fe-core/src/main/java/org/apache/doris/analysis/BaseViewStmt.java 
b/fe/fe-core/src/main/java/org/apache/doris/analysis/BaseViewStmt.java
index 545d7c1c57a..e265703128d 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/analysis/BaseViewStmt.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/BaseViewStmt.java
@@ -68,11 +68,22 @@ public class BaseViewStmt extends DdlStmt {
         return tableName.getTbl();
     }
 
+    public TableName getTableName() {
+        return tableName;
+    }
 
     public List<Column> getColumns() {
         return finalCols;
     }
 
+    public List<ColWithComment> getColWithComments() {
+        return cols;
+    }
+
+    public QueryStmt getViewDefStmt() {
+        return viewDefStmt;
+    }
+
     public String getInlineViewDef() {
         return inlineViewDef;
     }
diff --git 
a/fe/fe-core/src/main/java/org/apache/doris/analysis/CreateViewStmt.java 
b/fe/fe-core/src/main/java/org/apache/doris/analysis/CreateViewStmt.java
index 2029b464100..50b658a48aa 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/analysis/CreateViewStmt.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/CreateViewStmt.java
@@ -25,6 +25,7 @@ import org.apache.doris.common.FeNameFormat;
 import org.apache.doris.common.UserException;
 import org.apache.doris.common.util.Util;
 import org.apache.doris.mysql.privilege.PrivPredicate;
+import org.apache.doris.nereids.exceptions.AnalysisException;
 import org.apache.doris.qe.ConnectContext;
 
 import com.google.common.base.Strings;
@@ -37,12 +38,14 @@ public class CreateViewStmt extends BaseViewStmt {
     private static final Logger LOG = 
LogManager.getLogger(CreateViewStmt.class);
 
     private final boolean ifNotExists;
+    private final boolean orReplace;
     private final String comment;
 
-    public CreateViewStmt(boolean ifNotExists, TableName tableName, 
List<ColWithComment> cols,
+    public CreateViewStmt(boolean ifNotExists, boolean orReplace, TableName 
tableName, List<ColWithComment> cols,
             String comment, QueryStmt queryStmt) {
         super(tableName, cols, queryStmt);
         this.ifNotExists = ifNotExists;
+        this.orReplace = orReplace;
         this.comment = Strings.nullToEmpty(comment);
     }
 
@@ -50,6 +53,10 @@ public class CreateViewStmt extends BaseViewStmt {
         return ifNotExists;
     }
 
+    public boolean isSetOrReplace() {
+        return orReplace;
+    }
+
     public String getComment() {
         return comment;
     }
@@ -63,6 +70,10 @@ public class CreateViewStmt extends BaseViewStmt {
         // disallow external catalog
         Util.prohibitExternalCatalog(tableName.getCtl(), 
this.getClass().getSimpleName());
 
+        if (orReplace && ifNotExists) {
+            throw new AnalysisException("[OR REPLACE] and [IF NOT EXISTS] 
cannot used at the same time");
+        }
+
         // check privilege
         if (!Env.getCurrentEnv().getAccessManager()
                 .checkTblPriv(ConnectContext.get(), tableName.getCtl(), 
tableName.getDb(),
diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java 
b/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
index 8d9ec6f1d21..b7209ba550d 100755
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
@@ -5317,33 +5317,49 @@ public class Env {
         Database db = getInternalCatalog().getDbOrDdlException(dbName);
 
         // check if table exists in db
+        boolean replace = false;
         if (db.getTable(tableName).isPresent()) {
             if (stmt.isSetIfNotExists()) {
                 LOG.info("create view[{}] which already exists", tableName);
                 return;
+            } else if (stmt.isSetOrReplace()) {
+                replace = true;
+                LOG.info("view[{}] already exists, need to replace it", 
tableName);
             } else {
                 
ErrorReport.reportDdlException(ErrorCode.ERR_TABLE_EXISTS_ERROR, tableName);
             }
         }
 
-        List<Column> columns = stmt.getColumns();
-
-        long tableId = Env.getCurrentEnv().getNextId();
-        View newView = new View(tableId, tableName, columns);
-        newView.setComment(stmt.getComment());
-        newView.setInlineViewDefWithSqlMode(stmt.getInlineViewDef(),
-                ConnectContext.get().getSessionVariable().getSqlMode());
-        // init here in case the stmt string from view.toSql() has some syntax 
error.
-        try {
-            newView.init();
-        } catch (UserException e) {
-            throw new DdlException("failed to init view stmt, reason=" + 
e.getMessage());
-        }
+        if (replace) {
+            AlterViewStmt alterViewStmt = new 
AlterViewStmt(stmt.getTableName(), stmt.getColWithComments(),
+                    stmt.getViewDefStmt());
+            alterViewStmt.setInlineViewDef(stmt.getInlineViewDef());
+            try {
+                alterView(alterViewStmt);
+            } catch (UserException e) {
+                throw new DdlException("failed to replace view[" + tableName + 
"], reason=" + e.getMessage());
+            }
+            LOG.info("successfully replace view[{}]", tableName);
+        } else {
+            List<Column> columns = stmt.getColumns();
+
+            long tableId = Env.getCurrentEnv().getNextId();
+            View newView = new View(tableId, tableName, columns);
+            newView.setComment(stmt.getComment());
+            newView.setInlineViewDefWithSqlMode(stmt.getInlineViewDef(),
+                    ConnectContext.get().getSessionVariable().getSqlMode());
+            // init here in case the stmt string from view.toSql() has some 
syntax error.
+            try {
+                newView.init();
+            } catch (UserException e) {
+                throw new DdlException("failed to init view stmt, reason=" + 
e.getMessage());
+            }
 
-        if (!((Database) db).createTableWithLock(newView, false, 
stmt.isSetIfNotExists()).first) {
-            throw new DdlException("Failed to create view[" + tableName + 
"].");
+            if (!((Database) db).createTableWithLock(newView, false, 
stmt.isSetIfNotExists()).first) {
+                throw new DdlException("Failed to create view[" + tableName + 
"].");
+            }
+            LOG.info("successfully create view[" + tableName + "-" + 
newView.getId() + "]");
         }
-        LOG.info("successfully create view[" + tableName + "-" + 
newView.getId() + "]");
     }
 
     public FunctionRegistry getFunctionRegistry() {
diff --git 
a/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
 
b/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
index 32cfe310f1e..fae6ddb137b 100644
--- 
a/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
+++ 
b/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
@@ -2529,7 +2529,11 @@ public class LogicalPlanBuilder extends 
DorisParserBaseVisitor<Object> {
         String comment = ctx.STRING_LITERAL() == null ? "" : 
LogicalPlanBuilderAssistant.escapeBackSlash(
                 ctx.STRING_LITERAL().getText().substring(1, 
ctx.STRING_LITERAL().getText().length() - 1));
         String querySql = getOriginSql(ctx.query());
-        CreateViewInfo info = new CreateViewInfo(ctx.EXISTS() != null, new 
TableNameInfo(nameParts),
+        if (ctx.REPLACE() != null && ctx.EXISTS() != null) {
+            throw new AnalysisException("[OR REPLACE] and [IF NOT EXISTS] 
cannot used at the same time");
+        }
+        CreateViewInfo info = new CreateViewInfo(ctx.EXISTS() != null, 
ctx.REPLACE() != null,
+                new TableNameInfo(nameParts),
                 comment, querySql,
                 ctx.cols == null ? Lists.newArrayList() : 
visitSimpleColumnDefs(ctx.cols));
         return new CreateViewCommand(info);
diff --git 
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/info/CreateViewInfo.java
 
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/info/CreateViewInfo.java
index 8279a311030..81c12baebfd 100644
--- 
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/info/CreateViewInfo.java
+++ 
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/info/CreateViewInfo.java
@@ -46,13 +46,15 @@ import java.util.Set;
  */
 public class CreateViewInfo extends BaseViewInfo {
     private final boolean ifNotExists;
+    private final boolean orReplace;
     private final String comment;
 
     /** constructor*/
-    public CreateViewInfo(boolean ifNotExists, TableNameInfo viewName, String 
comment,
+    public CreateViewInfo(boolean ifNotExists, boolean orReplace, 
TableNameInfo viewName, String comment,
             String querySql, List<SimpleColumnDefinition> 
simpleColumnDefinitions) {
         super(viewName, querySql, simpleColumnDefinitions);
         this.ifNotExists = ifNotExists;
+        this.orReplace = orReplace;
         this.comment = comment;
     }
 
@@ -93,8 +95,8 @@ public class CreateViewInfo extends BaseViewInfo {
         for (SimpleColumnDefinition def : simpleColumnDefinitions) {
             cols.add(def.translateToColWithComment());
         }
-        CreateViewStmt createViewStmt = new CreateViewStmt(ifNotExists, 
viewName.transferToTableName(), cols, comment,
-                null);
+        CreateViewStmt createViewStmt = new CreateViewStmt(ifNotExists, 
orReplace, viewName.transferToTableName(), cols,
+                comment, null);
         // expand star(*) in project list and replace table name with qualifier
         String rewrittenSql = 
rewriteSql(ctx.getStatementContext().getIndexInSqlToString());
 
diff --git a/regression-test/data/ddl_p0/test_create_or_replace_view.out 
b/regression-test/data/ddl_p0/test_create_or_replace_view.out
new file mode 100644
index 00000000000..9cccca77283
--- /dev/null
+++ b/regression-test/data/ddl_p0/test_create_or_replace_view.out
@@ -0,0 +1,10 @@
+-- This file is automatically generated. You should know what you did if you 
want to edit this
+-- !sql_1 --
+1      1       1
+
+-- !sql_2 --
+2      2       2
+
+-- !sql_3 --
+1      1       1
+
diff --git a/regression-test/suites/ddl_p0/test_create_or_replace_view.groovy 
b/regression-test/suites/ddl_p0/test_create_or_replace_view.groovy
new file mode 100644
index 00000000000..bd689802119
--- /dev/null
+++ b/regression-test/suites/ddl_p0/test_create_or_replace_view.groovy
@@ -0,0 +1,80 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+suite("test_create_or_replace_view") {
+    sql "SET enable_nereids_planner=true"
+
+    // create two test tables and insert some data
+    sql """DROP TABLE IF EXISTS test_create_or_replace_view_tbl1"""
+    sql """
+        CREATE TABLE IF NOT EXISTS test_create_or_replace_view_tbl1
+        (k1 int, k2 int, v int)
+        DUPLICATE KEY(k1) DISTRIBUTED BY HASH(k1) BUCKETS 1
+        PROPERTIES( "replication_num" = "1");
+    """
+    sql """DROP TABLE IF EXISTS test_create_or_replace_view_tbl2"""
+    sql """
+        CREATE TABLE IF NOT EXISTS test_create_or_replace_view_tbl2
+        (k1 int, k2 int, v int)
+        DUPLICATE KEY(k1) DISTRIBUTED BY HASH(k1) BUCKETS 1
+        PROPERTIES( "replication_num" = "1");
+    """
+    sql """INSERT INTO test_create_or_replace_view_tbl1 VALUES(1,1,1)"""
+    sql """INSERT INTO test_create_or_replace_view_tbl2 VALUES(2,2,2)"""
+    sql "sync"
+
+    // create view
+    sql "drop view if exists view_test_create_or_replace_view"
+    sql """
+        CREATE VIEW IF NOT EXISTS view_test_create_or_replace_view
+        AS SELECT * FROM test_create_or_replace_view_tbl1;
+    """
+    qt_sql_1 """select * from view_test_create_or_replace_view"""
+
+    // create or replace view in nereids
+    sql """
+        CREATE OR REPLACE VIEW view_test_create_or_replace_view
+        AS SELECT * FROM test_create_or_replace_view_tbl2;
+    """
+    qt_sql_2 """select * from view_test_create_or_replace_view"""
+    test {
+        sql """
+            CREATE OR REPLACE VIEW IF NOT EXISTS 
view_test_create_or_replace_view
+            AS SELECT * FROM test_create_or_replace_view_tbl1;
+        """
+        exception "[OR REPLACE] and [IF NOT EXISTS] cannot used at the same 
time"
+    }
+
+    // create or replace view in non-nereids
+    sql "SET enable_nereids_planner=false"
+    sql """
+        CREATE OR REPLACE VIEW view_test_create_or_replace_view
+        AS SELECT * FROM test_create_or_replace_view_tbl1;
+    """
+    qt_sql_3 """select * from view_test_create_or_replace_view"""
+    test {
+        sql """
+            CREATE OR REPLACE VIEW IF NOT EXISTS 
view_test_create_or_replace_view
+            AS SELECT * FROM test_create_or_replace_view_tbl1;
+        """
+        exception "[OR REPLACE] and [IF NOT EXISTS] cannot used at the same 
time"
+    }
+
+    sql """drop view if exists view_test_create_or_replace_view"""
+    sql """DROP TABLE IF EXISTS test_create_or_replace_view_tbl1"""
+    sql """DROP TABLE IF EXISTS test_create_or_replace_view_tbl2"""
+}


---------------------------------------------------------------------
To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org
For additional commands, e-mail: commits-h...@doris.apache.org

Reply via email to