From 4e2c095ba54518afa953efb690788e9770a272ca Mon Sep 17 00:00:00 2001
From: Roman Lakhtadyr <roman.lakhtadyr@gmail.com>
Date: Tue, 16 May 2017 20:57:52 +0300
Subject: [PATCH] add "drop table" to query runner

---
 src/driver/mongodb/MongoQueryRunner.ts       | 7 +++++++
 src/driver/mysql/MysqlQueryRunner.ts         | 8 ++++++++
 src/driver/oracle/OracleQueryRunner.ts       | 8 ++++++++
 src/driver/postgres/PostgresQueryRunner.ts   | 8 ++++++++
 src/driver/sqlite/SqliteQueryRunner.ts       | 8 ++++++++
 src/driver/sqlserver/SqlServerQueryRunner.ts | 8 ++++++++
 src/driver/websql/WebsqlQueryRunner.ts       | 8 ++++++++
 src/query-runner/QueryRunner.ts              | 5 +++++
 8 files changed, 60 insertions(+)

diff --git a/src/driver/mongodb/MongoQueryRunner.ts b/src/driver/mongodb/MongoQueryRunner.ts
index 27e40cc0c..fb5f208e0 100644
--- a/src/driver/mongodb/MongoQueryRunner.ts
+++ b/src/driver/mongodb/MongoQueryRunner.ts
@@ -435,6 +435,13 @@ export class MongoQueryRunner implements QueryRunner {
         throw new Error(`Schema update queries are not supported by MongoDB driver.`);
     }
 
+    /**
+     * Drops the table.
+     */
+    async dropTable(tableName: string): Promise<void> {
+        throw new Error(`Schema update queries are not supported by MongoDB driver.`);
+    }
+
     /**
      * Checks if column with the given name exist in the given table.
      */
diff --git a/src/driver/mysql/MysqlQueryRunner.ts b/src/driver/mysql/MysqlQueryRunner.ts
index 29c40bfa1..b8f9c3a2a 100644
--- a/src/driver/mysql/MysqlQueryRunner.ts
+++ b/src/driver/mysql/MysqlQueryRunner.ts
@@ -359,6 +359,14 @@ export class MysqlQueryRunner implements QueryRunner {
         await this.query(sql);
     }
 
+    /**
+     * Drop the table.
+     */
+    async dropTable(tableName: String): Promise<void> {
+        let sql = `DROP TABLE \`${tableName}\``;
+        await this.query(sql);
+    }
+
     /**
      * Checks if column with the given name exist in the given table.
      */
diff --git a/src/driver/oracle/OracleQueryRunner.ts b/src/driver/oracle/OracleQueryRunner.ts
index c4bea1abd..e9649ff14 100644
--- a/src/driver/oracle/OracleQueryRunner.ts
+++ b/src/driver/oracle/OracleQueryRunner.ts
@@ -388,6 +388,14 @@ AND cons.constraint_name = cols.constraint_name AND cons.owner = cols.owner ORDE
         await this.query(sql);
     }
 
+    /**
+     * Drops the table.
+     */
+    async dropTable(tableName: string): Promise<void> {
+        let sql = `DROP TABLE "${tableName}"`;
+        await this.query(sql);
+    }
+
     /**
      * Checks if column with the given name exist in the given table.
      */
diff --git a/src/driver/postgres/PostgresQueryRunner.ts b/src/driver/postgres/PostgresQueryRunner.ts
index b213c950b..24b557b01 100644
--- a/src/driver/postgres/PostgresQueryRunner.ts
+++ b/src/driver/postgres/PostgresQueryRunner.ts
@@ -373,6 +373,14 @@ where constraint_type = 'PRIMARY KEY' AND c.table_schema = '${this.schemaName}'
         await this.query(sql);
     }
 
+    /**
+     * Drops the table.
+     */
+    async dropTable(tableName: string): Promise<void> {
+        let sql = `DROP TABLE "${tableName}"`;
+        await this.query(sql);
+    }
+
     /**
      * Checks if column with the given name exist in the given table.
      */
diff --git a/src/driver/sqlite/SqliteQueryRunner.ts b/src/driver/sqlite/SqliteQueryRunner.ts
index c73e54f92..178cc111c 100644
--- a/src/driver/sqlite/SqliteQueryRunner.ts
+++ b/src/driver/sqlite/SqliteQueryRunner.ts
@@ -399,6 +399,14 @@ export class SqliteQueryRunner implements QueryRunner {
         await this.query(sql);
     }
 
+    /**
+     * Drops the table.
+     */
+    async dropTable(tableName: string): Promise<void> {
+        let sql = `DROP TABLE "${tableName}"`;
+        await this.query(sql);
+    }
+
     /**
      * Checks if column with the given name exist in the given table.
      */
diff --git a/src/driver/sqlserver/SqlServerQueryRunner.ts b/src/driver/sqlserver/SqlServerQueryRunner.ts
index f37168f0a..c40e4b167 100644
--- a/src/driver/sqlserver/SqlServerQueryRunner.ts
+++ b/src/driver/sqlserver/SqlServerQueryRunner.ts
@@ -445,6 +445,14 @@ export class SqlServerQueryRunner implements QueryRunner {
         await this.query(sql);
     }
 
+    /**
+     * Drops the table.
+     */
+    async dropTable(tableName: string): Promise<void> {
+        let sql = `DROP TABLE "${tableName}"`;
+        await this.query(sql);
+    }
+
     /**
      * Checks if column with the given name exist in the given table.
      */
diff --git a/src/driver/websql/WebsqlQueryRunner.ts b/src/driver/websql/WebsqlQueryRunner.ts
index 51d482e47..61ea36c76 100644
--- a/src/driver/websql/WebsqlQueryRunner.ts
+++ b/src/driver/websql/WebsqlQueryRunner.ts
@@ -409,6 +409,14 @@ export class WebsqlQueryRunner implements QueryRunner {
         await this.query(sql);
     }
 
+    /**
+     * Drops the table.
+     */
+    async dropTable(tableName: string): Promise<void> {
+        let sql = `DROP TABLE "${tableName}"`;
+        await this.query(sql);
+    }
+
     /**
      * Checks if column with the given name exist in the given table.
      */
diff --git a/src/query-runner/QueryRunner.ts b/src/query-runner/QueryRunner.ts
index 4a41ebdaf..1a2389603 100644
--- a/src/query-runner/QueryRunner.ts
+++ b/src/query-runner/QueryRunner.ts
@@ -106,6 +106,11 @@ export interface QueryRunner {
      */
     createTable(table: TableSchema): Promise<void>;
 
+    /**
+     * Drops the table.
+     */
+    dropTable(tableName: string): Promise<void>;
+
     /**
      * Checks if column with the given name exist in the given table.
      */