1 files changed, 0 insertions, 31 deletions
diff --git a/packages/pipeline/migrations/1549499426238-AddTxHashToERC20ApprovalEventPrimaryKey.ts b/packages/pipeline/migrations/1549499426238-AddTxHashToERC20ApprovalEventPrimaryKey.ts
deleted file mode 100644
index 874713e67..000000000
--- a/packages/pipeline/migrations/1549499426238-AddTxHashToERC20ApprovalEventPrimaryKey.ts
+++ /dev/null
@@ -1,31 +0,0 @@
-import { MigrationInterface, QueryRunner } from 'typeorm';
-
-const oldPrimaryColumns = ['token_address', 'log_index', 'block_number'];
-
-const newPrimaryColumns = ['transaction_hash'];
-
-async function updatePrimaryKeysAsync(queryRunner: QueryRunner, columnNames: string[]): Promise<void> {
-    const table = await queryRunner.getTable(`raw.erc20_approval_events`);
-    if (table === undefined) {
-        throw new Error(`Couldn't get table 'raw.erc20_approval_events'`);
-    }
-    const columns = [];
-    for (const columnName of columnNames) {
-        const column = table.findColumnByName(columnName);
-        if (column === undefined) {
-            throw new Error(`Couldn't get column '${columnName}' from table 'raw.erc20_approval_events'`);
-        }
-        columns.push(column);
-    }
-    await queryRunner.updatePrimaryKeys(table, columns);
-}
-
-export class AddTxHashToERC20ApprovalEventPrimaryKey1549499426238 implements MigrationInterface {
-    public async up(queryRunner: QueryRunner): Promise<any> {
-        await updatePrimaryKeysAsync(queryRunner, oldPrimaryColumns.concat(newPrimaryColumns));
-    }
-
-    public async down(queryRunner: QueryRunner): Promise<any> {
-        await updatePrimaryKeysAsync(queryRunner, oldPrimaryColumns);
-    }
-}