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提交 a5472db7 authored 作者: Evgenij Ryazanov's avatar Evgenij Ryazanov
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Add explicit table query

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正在显示 包含 238 行增加 和 63 行删除
h2/src/docsrc/help/help.csv
浏览文件 @ a5472db7
......@@ -238,6 +238,19 @@ Lists the schemas, tables, or the columns of a table.
SHOW TABLES
"
"Commands (DML)","Explicit TABLE","
TABLE [schemaName.]tableName
","
Selects data from a table.
This command is an equivalent to SELECT * FROM TABLE.
FROM, WHERE, GROUP BY, HAVING, and WINDOW clauses from the SELECT command are not allowed.
","
TABLE TEST;
TABLE TEST ORDER BY ID FETCH FIRST ROW ONLY;
"
"Commands (DML)","WITH","
WITH [ RECURSIVE ] { name [( columnName [,...] )] AS ( select ) [,...] }
{ select | insert | update | merge | delete | createTable }
......
h2/src/docsrc/html/advanced.html
浏览文件 @ a5472db7
......@@ -481,8 +481,8 @@ EXISTS, FALSE, FETCH, FOR, FOREIGN, FROM, FULL, GROUP, HAVING,
IF, INNER, INTERSECT, INTERSECTS, INTERVAL, IS, JOIN, LIKE,
LIMIT, LOCALTIME, LOCALTIMESTAMP, MINUS, NATURAL, NOT, NULL,
OFFSET, ON, ORDER, PRIMARY, ROW, ROWNUM, SELECT, SYSDATE,
SYSTIME, SYSTIMESTAMP, TODAY, TOP, TRUE, UNION, UNIQUE, VALUES,
WHERE, WINDOW, WITH
SYSTIME, SYSTIMESTAMP, TABLE, TODAY, TOP, TRUE, UNION, UNIQUE,
VALUES, WHERE, WINDOW, WITH
</code>
</p><p>
Certain words of this list are keywords because they are functions that can be used without '()',
......
h2/src/main/org/h2/fulltext/FullText.java
浏览文件 @ a5472db7
......@@ -110,8 +110,8 @@ public class FullText {
stat.execute("CREATE SCHEMA IF NOT EXISTS " + SCHEMA);
stat.execute("CREATE TABLE IF NOT EXISTS " + SCHEMA +
".INDEXES(ID INT AUTO_INCREMENT PRIMARY KEY, " +
"SCHEMA VARCHAR, TABLE VARCHAR, COLUMNS VARCHAR, " +
"UNIQUE(SCHEMA, TABLE))");
"SCHEMA VARCHAR, \"TABLE\" VARCHAR, COLUMNS VARCHAR, " +
"UNIQUE(SCHEMA, \"TABLE\"))");
stat.execute("CREATE TABLE IF NOT EXISTS " + SCHEMA +
".WORDS(ID INT AUTO_INCREMENT PRIMARY KEY, " +
"NAME VARCHAR, UNIQUE(NAME))");
......@@ -176,7 +176,7 @@ public class FullText {
String table, String columnList) throws SQLException {
init(conn);
PreparedStatement prep = conn.prepareStatement("INSERT INTO " + SCHEMA
+ ".INDEXES(SCHEMA, TABLE, COLUMNS) VALUES(?, ?, ?)");
+ ".INDEXES(SCHEMA, \"TABLE\", COLUMNS) VALUES(?, ?, ?)");
prep.setString(1, schema);
prep.setString(2, table);
prep.setString(3, columnList);
......@@ -221,7 +221,7 @@ public class FullText {
throws SQLException {
init(conn);
PreparedStatement prep = conn.prepareStatement("SELECT ID FROM " + SCHEMA
+ ".INDEXES WHERE SCHEMA=? AND TABLE=?");
+ ".INDEXES WHERE SCHEMA=? AND \"TABLE\"=?");
prep.setString(1, schema);
prep.setString(2, table);
ResultSet rs = prep.executeQuery();
......@@ -929,7 +929,7 @@ public class FullText {
ArrayList<String> indexList = Utils.newSmallArrayList();
PreparedStatement prep = conn.prepareStatement(
"SELECT ID, COLUMNS FROM " + SCHEMA + ".INDEXES" +
" WHERE SCHEMA=? AND TABLE=?");
" WHERE SCHEMA=? AND \"TABLE\"=?");
prep.setString(1, schemaName);
prep.setString(2, tableName);
rs = prep.executeQuery();
......
h2/src/main/org/h2/fulltext/FullTextLucene.java
浏览文件 @ a5472db7
......@@ -114,8 +114,8 @@ public class FullTextLucene extends FullText {
try (Statement stat = conn.createStatement()) {
stat.execute("CREATE SCHEMA IF NOT EXISTS " + SCHEMA);
stat.execute("CREATE TABLE IF NOT EXISTS " + SCHEMA +
".INDEXES(SCHEMA VARCHAR, TABLE VARCHAR, " +
"COLUMNS VARCHAR, PRIMARY KEY(SCHEMA, TABLE))");
".INDEXES(SCHEMA VARCHAR, \"TABLE\" VARCHAR, " +
"COLUMNS VARCHAR, PRIMARY KEY(SCHEMA, \"TABLE\"))");
stat.execute("CREATE ALIAS IF NOT EXISTS FTL_CREATE_INDEX FOR \"" +
FullTextLucene.class.getName() + ".createIndex\"");
stat.execute("CREATE ALIAS IF NOT EXISTS FTL_DROP_INDEX FOR \"" +
......@@ -144,7 +144,7 @@ public class FullTextLucene extends FullText {
String table, String columnList) throws SQLException {
init(conn);
PreparedStatement prep = conn.prepareStatement("INSERT INTO " + SCHEMA
+ ".INDEXES(SCHEMA, TABLE, COLUMNS) VALUES(?, ?, ?)");
+ ".INDEXES(SCHEMA, \"TABLE\", COLUMNS) VALUES(?, ?, ?)");
prep.setString(1, schema);
prep.setString(2, table);
prep.setString(3, columnList);
......@@ -166,7 +166,7 @@ public class FullTextLucene extends FullText {
init(conn);
PreparedStatement prep = conn.prepareStatement("DELETE FROM " + SCHEMA
+ ".INDEXES WHERE SCHEMA=? AND TABLE=?");
+ ".INDEXES WHERE SCHEMA=? AND \"TABLE\"=?");
prep.setString(1, schema);
prep.setString(2, table);
int rowCount = prep.executeUpdate();
......@@ -548,7 +548,7 @@ public class FullTextLucene extends FullText {
ArrayList<String> indexList = Utils.newSmallArrayList();
PreparedStatement prep = conn.prepareStatement(
"SELECT COLUMNS FROM " + SCHEMA
+ ".INDEXES WHERE SCHEMA=? AND TABLE=?");
+ ".INDEXES WHERE SCHEMA=? AND \"TABLE\"=?");
prep.setString(1, schemaName);
prep.setString(2, tableName);
rs = prep.executeQuery();
......
h2/src/main/org/h2/jdbc/JdbcDatabaseMetaData.java
浏览文件 @ a5472db7
......@@ -1553,8 +1553,8 @@ public class JdbcDatabaseMetaData extends TraceObject implements
* IF, INNER, INTERSECT, INTERSECTS, INTERVAL, IS, JOIN, LIKE,
* LIMIT, LOCALTIME, LOCALTIMESTAMP, MINUS, NATURAL, NOT, NULL,
* OFFSET, ON, ORDER, PRIMARY, ROW, ROWNUM, SELECT, SYSDATE,
* SYSTIME, SYSTIMESTAMP, TODAY, TOP, TRUE, UNION, UNIQUE, VALUES,
* WHERE, WINDOW, WITH
* SYSTIME, SYSTIMESTAMP, TABLE, TODAY, TOP, TRUE, UNION, UNIQUE,
* VALUES, WHERE, WINDOW, WITH
* </pre>
*
* @return a list of additional the keywords
......
h2/src/main/org/h2/store/LobStorageBackend.java
浏览文件 @ a5472db7
......@@ -139,10 +139,10 @@ public class LobStorageBackend implements LobStorageInterface {
}
if (create) {
stat.execute("CREATE CACHED TABLE IF NOT EXISTS " + LOBS +
"(ID BIGINT PRIMARY KEY, BYTE_COUNT BIGINT, TABLE INT) HIDDEN");
"(ID BIGINT PRIMARY KEY, BYTE_COUNT BIGINT, \"TABLE\" INT) HIDDEN");
stat.execute("CREATE INDEX IF NOT EXISTS " +
"INFORMATION_SCHEMA.INDEX_LOB_TABLE ON " +
LOBS + "(TABLE)");
LOBS + "(\"TABLE\")");
stat.execute("CREATE CACHED TABLE IF NOT EXISTS " + LOB_MAP +
"(LOB BIGINT, SEQ INT, POS BIGINT, HASH INT, " +
"BLOCK BIGINT, PRIMARY KEY(LOB, SEQ)) HIDDEN");
......@@ -191,7 +191,7 @@ public class LobStorageBackend implements LobStorageInterface {
public void removeAllForTable(int tableId) {
init();
try {
String sql = "SELECT ID FROM " + LOBS + " WHERE TABLE = ?";
String sql = "SELECT ID FROM " + LOBS + " WHERE \"TABLE\" = ?";
PreparedStatement prep = prepare(sql);
prep.setInt(1, tableId);
ResultSet rs = prep.executeQuery();
......@@ -414,7 +414,7 @@ public class LobStorageBackend implements LobStorageInterface {
synchronized (database) {
synchronized (conn.getSession()) {
String sql = "INSERT INTO " + LOBS +
"(ID, BYTE_COUNT, TABLE) VALUES(?, ?, ?)";
"(ID, BYTE_COUNT, \"TABLE\") VALUES(?, ?, ?)";
PreparedStatement prep = prepare(sql);
prep.setLong(1, lobId);
prep.setLong(2, byteCount);
......@@ -456,7 +456,7 @@ public class LobStorageBackend implements LobStorageInterface {
reuse(sql, prep);
sql = "INSERT INTO " + LOBS +
"(ID, BYTE_COUNT, TABLE) " +
"(ID, BYTE_COUNT, \"TABLE\") " +
"SELECT ?, BYTE_COUNT, ? FROM " + LOBS +
" WHERE ID = ?";
prep = prepare(sql);
......
h2/src/main/org/h2/util/ParserUtil.java
浏览文件 @ a5472db7
......@@ -232,10 +232,15 @@ public class ParserUtil {
*/
public static final int SELECT = ROWNUM + 1;
/**
* The token "TABLE".
*/
public static final int TABLE = SELECT + 1;
/**
* The token "TRUE".
*/
public static final int TRUE = SELECT + 1;
public static final int TRUE = TABLE + 1;
/**
* The token "UNION".
......@@ -490,7 +495,9 @@ public class ParserUtil {
}
return IDENTIFIER;
case 'T':
if (eq("TRUE", s, ignoreCase, start, end)) {
if (eq("TABLE", s, ignoreCase, start, end)) {
return TABLE;
} else if (eq("TRUE", s, ignoreCase, start, end)) {
return TRUE;
}
if (additionalKeywords) {
......
h2/src/test/org/h2/test/scripts/TestScript.java
浏览文件 @ a5472db7
......@@ -155,7 +155,7 @@ public class TestScript extends TestDb {
testScript("ddl/" + s + ".sql");
}
for (String s : new String[] { "delete", "error_reporting", "insertIgnore", "merge", "mergeUsing", "replace",
"script", "select", "show", "with" }) {
"script", "select", "show", "table", "with" }) {
testScript("dml/" + s + ".sql");
}
for (String s : new String[] { "help" }) {
......
h2/src/test/org/h2/test/scripts/dml/table.sql 0 → 100644
浏览文件 @ a5472db7
-- Copyright 2004-2018 H2 Group. Multiple-Licensed under the MPL 2.0,
-- and the EPL 1.0 (http://h2database.com/html/license.html).
-- Initial Developer: H2 Group
--
CREATE TABLE TEST(A INT, B INT, C INT);
> ok
INSERT INTO TEST VALUES (1, 1, 1), (1, 1, 2), (1, 1, 3), (1, 2, 1), (1, 2, 2), (1, 2, 3),
(2, 1, 1), (2, 1, 2), (2, 1, 3), (2, 2, 1), (2, 2, 2), (2, 2, 3);
> update count: 12
TABLE TEST ORDER BY A, B;
> A B C
> - - -
> 1 1 1
> 1 1 2
> 1 1 3
> 1 2 1
> 1 2 2
> 1 2 3
> 2 1 1
> 2 1 2
> 2 1 3
> 2 2 1
> 2 2 2
> 2 2 3
> rows (partially ordered): 12
TABLE TEST ORDER BY A, B, C FETCH FIRST 4 ROWS ONLY;
> A B C
> - - -
> 1 1 1
> 1 1 2
> 1 1 3
> 1 2 1
> rows (ordered): 4
SELECT * FROM (TABLE TEST) ORDER BY A, B, C FETCH FIRST ROW ONLY;
> A B C
> - - -
> 1 1 1
> rows (ordered): 1
SELECT (1, 2, 3) IN (TABLE TEST);
>> TRUE
SELECT (TABLE TEST FETCH FIRST ROW ONLY) "ROW";
> ROW
> -------------
> ROW (1, 1, 1)
> rows: 1
DROP TABLE TEST;
> ok
h2/src/test/org/h2/test/scripts/dml/with.sql
浏览文件 @ a5472db7
......@@ -129,4 +129,22 @@ WITH CTE_TEST AS (SELECT 1, 2) ((SELECT * FROM CTE_TEST));
> 1 2
> - -
> 1 2
> rows: 1
\ No newline at end of file
> rows: 1
CREATE TABLE TEST(A INT, B INT) AS SELECT 1, 2;
> ok
WITH CTE_TEST AS (TABLE TEST) ((SELECT * FROM CTE_TEST));
> A B
> - -
> 1 2
> rows: 1
WITH CTE_TEST AS (TABLE TEST) ((TABLE CTE_TEST));
> A B
> - -
> 1 2
> rows: 1
DROP TABLE TEST;
> ok
h2/src/test/org/h2/test/scripts/functions/system/table.sql
浏览文件 @ a5472db7
......@@ -31,11 +31,17 @@ SELECT * FROM (SELECT * FROM TEST) x ORDER BY id;
drop table test;
> ok
call table(id int = (1));
> ID
> --
> 1
> rows: 1
explain select * from table(id int = (1, 2), name varchar=('Hello', 'World'));
>> SELECT TABLE.ID, TABLE.NAME FROM TABLE(ID INT=ROW (1, 2), NAME VARCHAR=ROW ('Hello', 'World')) /* function */
>> SELECT "TABLE".ID, "TABLE".NAME FROM TABLE(ID INT=ROW (1, 2), NAME VARCHAR=ROW ('Hello', 'World')) /* function */
explain select * from table(id int = ARRAY[1, 2], name varchar=ARRAY['Hello', 'World']);
>> SELECT TABLE.ID, TABLE.NAME FROM TABLE(ID INT=ARRAY [1, 2], NAME VARCHAR=ARRAY ['Hello', 'World']) /* function */
>> SELECT "TABLE".ID, "TABLE".NAME FROM TABLE(ID INT=ARRAY [1, 2], NAME VARCHAR=ARRAY ['Hello', 'World']) /* function */
select * from table(id int=(1, 2), name varchar=('Hello', 'World')) x order by id;
> ID NAME
......@@ -43,3 +49,10 @@ select * from table(id int=(1, 2), name varchar=('Hello', 'World')) x order by i
> 1 Hello
> 2 World
> rows (ordered): 2
SELECT * FROM (TABLE(ID INT = (1, 2)));
> ID
> --
> 1
> 2
> rows: 2
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