Merge pull request #4824 from wubx/support-show-schemas

Compatible: show schemas; synonym for show databases
databendlabs · Apr 13, 2022 · 698c025 · 698c025
2 parents ba84e6b + 52f03db
commit 698c025
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Showing 3 changed files with 17 additions and 1 deletion.
diff --git a/query/src/sql/sql_parser.rs b/query/src/sql/sql_parser.rs
@@ -330,7 +330,7 @@ impl<'a> DfParser<'a> {
             self.parse_show_tables(full)
         } else if self.consume_token("TABLE") && self.consume_token("STATUS") {
             self.parse_show_tab_stat()
-        } else if self.consume_token("DATABASES") {
+        } else if self.consume_token("DATABASES") || self.consume_token("SCHEMAS") {
             self.parse_show_databases()
         } else if self.consume_token("SETTINGS") {
             Ok(DfStatement::ShowSettings(DfShowSettings))

diff --git a/tests/suites/0_stateless/06_show/06_0009_show_schemas.result b/tests/suites/0_stateless/06_show/06_0009_show_schemas.result
@@ -0,0 +1,3 @@
+ss
+ss1
+ss2
diff --git a/tests/suites/0_stateless/06_show/06_0009_show_schemas.sql b/tests/suites/0_stateless/06_show/06_0009_show_schemas.sql
@@ -0,0 +1,13 @@
+DROP DATABASE IF EXISTS ss;
+DROP DATABASE IF EXISTS ss1;
+DROP DATABASE IF EXISTS ss2;
+
+CREATE DATABASE ss;
+CREATE DATABASE ss1;
+CREATE DATABASE ss2;
+
+SHOW SCHEMAS like 'ss%';
+
+DROP DATABASE IF EXISTS ss;
+DROP DATABASE IF EXISTS ss1;
+DROP DATABASE IF EXISTS ss2;
-Original file line number
+Diff line change
@@ -0,0 +1,3 @@
+    ss
+    ss1
+    ss2