protected function getAddColumns()
{
return [[null, 'column1', 'ALTER TABLE "table" ADD COLUMN "column1" CHARACTER VARYING(10)'], ['schema', 'column1', 'ALTER TABLE "schema"."table" ADD COLUMN "column1" CHARACTER VARYING(10)'], [null, 'column2', 'ALTER TABLE "table" ADD COLUMN "column2" INT'], ['schema', 'column2', 'ALTER TABLE "schema"."table" ADD COLUMN "column2" INT'], [null, 'column3', 'ALTER TABLE "table" ADD COLUMN "column3" NUMERIC(10,2) NOT NULL'], ['schema', 'column3', 'ALTER TABLE "schema"."table" ADD COLUMN "column3" NUMERIC(10,2) NOT NULL'], [null, 'column4', 'ALTER TABLE "table" ADD COLUMN "column4" CHARACTER(100) NOT NULL'], ['schema', 'column4', 'ALTER TABLE "schema"."table" ADD COLUMN "column4" CHARACTER(100) NOT NULL'], [null, 'column5', 'ALTER TABLE "table" ADD COLUMN "column5" DATE NOT NULL'], ['schema', 'column5', 'ALTER TABLE "schema"."table" ADD COLUMN "column5" DATE NOT NULL'], [null, 'column6', 'ALTER TABLE "table" ADD COLUMN "column6" TIMESTAMP NOT NULL'], ['schema', 'column6', 'ALTER TABLE "schema"."table" ADD COLUMN "column6" TIMESTAMP NOT NULL'], [null, 'column7', 'ALTER TABLE "table" ADD COLUMN "column7" TEXT NOT NULL'], ['schema', 'column7', 'ALTER TABLE "schema"."table" ADD COLUMN "column7" TEXT NOT NULL'], [null, 'column8', 'ALTER TABLE "table" ADD COLUMN "column8" FLOAT NOT NULL'], ['schema', 'column8', 'ALTER TABLE "schema"."table" ADD COLUMN "column8" FLOAT NOT NULL'], [null, 'column9', 'ALTER TABLE "table" ADD COLUMN "column9" CHARACTER VARYING(10) DEFAULT \'column9\''], ['schema', 'column9', 'ALTER TABLE "schema"."table" ADD COLUMN "column9" CHARACTER VARYING(10) DEFAULT \'column9\''], [null, 'column10', 'ALTER TABLE "table" ADD COLUMN "column10" INT DEFAULT 10'], ['schema', 'column10', 'ALTER TABLE "schema"."table" ADD COLUMN "column10" INT DEFAULT 10'], [null, 'column11', 'ALTER TABLE "table" ADD COLUMN "column11" BIGINT'], ['schema', 'column11', 'ALTER TABLE "schema"."table" ADD COLUMN "column11" BIGINT'], [null, 'column12', 'ALTER TABLE "table" ADD COLUMN "column12" ENUM(\'A\', \'B\', \'C\') DEFAULT \'A\' NOT NULL'], ['schema', 'column12', 'ALTER TABLE "schema"."table" ADD COLUMN "column12" ENUM(\'A\', \'B\', \'C\') DEFAULT \'A\' NOT NULL'], [null, 'column13', 'ALTER TABLE "table" ADD COLUMN "column13" TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL'], ['schema', 'column13', 'ALTER TABLE "schema"."table" ADD COLUMN "column13" TIMESTAMP DEFAULT CURRENT_TIMESTAMP NOT NULL']];
}